STULZ CyberAiR Floor Mounted Systems. Engineering Manual. Floor Mounted Air Conditioners

Floor Mounted Air Conditioners Indoor Cooling Perimeter STULZ CyberAiR Floor Mounted Systems 60-730 kw Chilled Water Systems Precision Air Handlers Utilizing EC Fan Technology (60Hz Data) EM Engineering Manual 1

CyberAiR CFD/CFU-C STULZ Our Mission: Driving innovation in our industry, providing highest quality environmental control products, superior technology, customer solutions and exceptional customer service while being a socially and environmentally responsible and ethical company. STULZ is dedicated to providing innovative solutions for critical temperature and humidity control needs. STULZ designs and manufactures specialized, energy efficient, environmental control equipment. STULZ serves a diverse marketplace; our customers represent a variety of industries including telecommunications, information technology, medical, financial, educational, industrial process and government. Our world-class island manufacturing processes takes place in a modern, 218,000 ft 2 facility located in Frederick, MD USA. STULZ combines a global network of sales and service companies with an extensive factory engineering staff and highly flexible manufacturing resources dedicated to providing world-class quality, innovation and customer service. This commitment to excellence, along with a standard two year warranty, fast lead times, and outstanding customer service, make STULZ the perfect choice for all your environmental control needs. Solutions that help you reach your goals. Precision Air Conditioning Ceiling, Row & Floor Mounted from 1-200 tons Air, Water, Glycol, Chilled Water Free Cooling Alternate Water Source Ultrasonic Humidifiers Duct, AHU, Wall Mounted & Stand-alone Clean, Energy Efficient Adiabatic Cooling ISO-9001 Quality Registered STULZ is committed to satisfying customer expectations by meeting and exceeding requirements. Our Quality Policy ensures that every Employee is committed to Customer Satisfaction, Teamwork and utilizing Continuous Process Improvement methods in order to deliver an exceptional product. We will continually measure our performance to improve the effectiveness of our quality management system. STULZ CyberAiR CFD/CFU vertical, floor mounted air conditioning units provide precision temperature and humidity control for computer rooms and other critical areas where continuous 24 hours per day, 365 days per year operation is required. Designed for front only access, CyberAiR CFD/CFU systems require minimal floor space. The units are designed with a wide range of options to handle both precision and comfort cooling applications. Typical applications include: INDUSTRIES: Internet / Web Hosting Telecommunications Financial / Banking Insurance Airlines / Mass Transit Legal Services Entertainment Government Colleges / Universities APPLICATIONS: Data Centers Computer / LAN Rooms Telecommunications Rooms Co-location Centers ISP (Internet Service Providers) ASP (Applications Service Providers) 2

Table of Contents Introduction to STULZ... 2 Table of Contents/Model Nomenclature... 3 CyberAiR CFD/CFU-C Systems Product Advantages/Features... 4 Product Features Index...5-6 Floor Mounted CyberAiR Air Conditioners CFD/CFU-C Performance Data Technical Specifications...7-9 Performance/Capacity Data - Down-flow Units @45 F EWT... 10-11 Performance/Capacity Data - Up-flow Units @45 F EWT... 12 Performance/Capacity Data - Down-flow Units @50 F EWT... 13-14 Performance/Capacity Data - Up-flow Units @50 F EWT... 15 Electrical Data Electrical Data (FLA/MCA/MFS)...16-17 Dimensional Data / Installation Drawings 60-730 kw Downflow Systems...18-24 60-280 kw Upflow Systems...25-28 Plenums / Seismic Floor Stands... 29 Guide Specifications Product Guide Specifications...30-35 Table of Contents / Model Nomenclature i

ii CyberAiR CFD/CFU-C

STULZ CyberAiR Floor Floor Mounted Mounted Air CW Conditioners Systems Model Nomenclature CFX-XXX-XXX-X-XX CF Air Pattern Capacity (kw) Cooling Method Number of CW Circuits Piping Connections Secondary Cooling Options Fan Location Additional Special Options CyberAiR Floor Mounted System D = Downflow U = Upflow R = Rear Return F = Front Discharge 060, 090, 120, 150, 180, 190, 230, 280, 310, 360, 510, 630, 730 C = CW 1 2* R = Right Hand Piping L = Left Hand Piping* 0 = None F = Water Side Economizer I = In Unit 0 = Standard S = Special* CF D 230 C 1 R 0 I 0 * Please consult factory for additional information. Example: 230 kw Capacity, Single Circuit, Chilled Water, Downflow, Floor Mounted System; with Right Hand Piping, Internal EC Fans, and No Additional Options : CFD-230-C1R-0-I0 STULZ CyberAiR CFD/CFU floor mounted A/C s are designed to be the compact solution to your precision air conditioning requirements. CW Systems are available in sizes from 60 to 730 kw in a variety of space saving cabinet foot prints. Efficiently designed for 100% front service access, STULZ CyberAiR units can easily be tucked into a corner or placed side-by-side. STULZ CyberAiR units are especially adaptable to raised floors and are available in both down-flow and up-flow air pattern configurations. 1

CyberAiR CFD/CFU-C CyberAiR Systems Offer Outstanding Advantages Versatility Down-Flow and Up-Flow Air Patterns Ducted Systems Raised Floor Mounting with Floor Stands Code (UL / CSA) Conformance Product Advantages / Features 100% Front Service Access From 60 to 730 kw, STULZ CyberAiR systems are designed for 100% Front Only Access. The compact foot-print requires minimal floor space. Non-Proprietary Parts STULZ CyberAiR systems incorporate non-proprietary components where possible. Most major HVAC, refrigeration and electrical distributors stock an exact model cross reference or an alternate to most factory provided components. Microprocessor Control Precision temperature and/or humidity control with highly versatile and flexible E 2 series controls. Designed primarily for STULZ precision air conditioners, E 2 controllers offer a wide range of expanded control functions and alarms. The E 2 controller features a menu-driven operating environment to allow system setup and operation via an easy to read user interface display panel which is typically mounted on the front door of the STULZ CyberAiR system. Electronically Commutated (EC) Fan Maintenance free, highly reliable EC (Electronically Commutated) Fans offer considerable cost savings and long life. EC Fans do not use drive belts so belt abrasion dust is eliminated as is routine belt maintenance. Fan speed is continuously adjustable via a signal from the system controller without the use of VFD s. EC fans offer clean, energy efficient, quiet and low vibration operation. Complete Temperature & Humidity Control Electrode Canister Steam Humidification Dehumidification Mode with - Staged Electric Reheat/Heat - Optional Hot Water Reheat/Heat 24/7 Year Round Operation Option offerings available with CyberAiR systems allow for yearround, 24 hrs-a-day A/C operation in any environment in the world. Modular Motor Controllers CyberAiR systems incorporate modular motor controllers with motor circuit breakers in lieu of inconvenient replaceable fuses, eliminating the need for ANY motor fusing. Quiet Operation EC Fans, and acoustically lined cabinets provide quiet operation. Warranty - 2 Year Parts Standard - NYC MEA Approved (MEA-433-00-E) - ETL LIsted, Conforms to UL STD 1995 - CAN/CSA C22.2 No. 236 Selected Standard Features: Compact Foot Print Microprocessor Control High Efficiency EC Fans MERV 8 Filtration Main Power Non-Fused Disconnect Switch Modular Motor Controllers (w/ motor circuit breakers) Acoustical/Thermal Insulation Aluminum Finned / Copper Tube Coils Modulating Chilled Water Control Valves Entering/Leaving CW Temperature Sensors Front Filter Access Other Available Options: Automatic Switchover to Back-Up Power Floor Stands Condensate Pumps Firestats Smoke Detectors Water Leak Detectors MERV 11 Filtration High Short Circuit Current Rating (KAIC) 2 & 3-way Grilled Plenum Boxes Seismic Rated Floor Stands Many more options available! With 100% Front Access, the CyberAiR CFD/CFU is Suitable for Standalone, Side- By-Side or Corner Installations Space Saving Configuration CyberAiR CFD/CFU (Model CFD-230-C shown) 2

Floor Mounted Air Conditioners Upflow/Downflow Models 060-C thru 280-C CFD/CFU-CW MODELS 060 090 120 150 180 190 230 280 SELECTED FEATURES: TEMPERATURE CONTROL 2-Way Modulating Chilled Water Control Valve Standard Standard Standard Standard Standard Standard Standard Standard 3-Way Modulating Chilled Water Control Valve Optional Optional Optional Optional Optional Optional Optional Optional Differential Temperature Flow Standard Standard Standard Standard Standard Standard Standard Standard 2-Stage Electric Reheating/Heating Standard Standard Standard N/A N/A N/A N/A N/A 3-Stage Electric Reheating/Heating N/A N/A N/A Standard Standard Standard Standard Standard Hot Water Reheat Optional Optional Optional Optional Optional Optional Optional Optional High Efficiency, Aluminum Fin/Copper Tube Coils Standard Standard Standard Standard Standard Standard Standard Standard HUMIDITY CONTROL Electrode Canister Steam Humidifier Standard Standard Standard Standard Standard Standard Standard Standard Dehumidification Mode - Electric Reheat Standard Standard Standard Standard Standard Standard Standard Standard CONTROLS E² Color Touchscreen Graphic Microprocessor w/ Alarms Standard Standard Standard Standard Standard Standard Standard Standard MIB - Multi-Interface BMS/LAN Communication Optional Optional Optional Optional Optional Optional Optional Optional CABINET Galvannealed Steel, Powder Coated Finish Standard Standard Standard Standard Standard Standard Standard Standard Stainless Steel Condensate Drain Pan Standard Standard Standard Standard Standard Standard Standard Standard 1/2" Thick, 2 lb/ft² Density Thermal & Sound Insulation Standard Standard Standard Standard Standard Standard Standard Standard Floor Stand (Adjustable) Optional Optional Optional Optional Optional Optional Optional Optional FILTERS / PLENUMS 2 or 3-Way Plenum Box (Up-Flow Units) Optional Optional Optional Optional Optional Optional Optional Optional Return Air Plenum Extension Box (Down-Flow Units) Optional Optional Optional Optional Optional Optional Optional Optional Internal / Exterternal Filters Internal Internal Internal Internal Internal Internal Internal Internal 4", MERV8 Rated Pleated Filters Standard Standard Standard Standard Standard Standard Standard Standard 4", MERV11 Rated Pleated Filters Optional Optional Optional Optional Optional Optional Optional Optional BLOWERS / MOTORS Backward Inclined, Plenum Style Fan, With an EC Motor Standard Standard Standard Standard Standard Standard Standard Standard ELECTRICAL 3-Phase Power Supply -- See Electrical Table -- Multi-Voltage Control Transformer (24V Class 2) Standard Standard Standard Standard Standard Standard Standard Standard Motor Starter Protectors and Integral Circuit Breakers Standard Standard Standard Standard Standard Standard Standard Standard SAFETY FEATURES Audible/ Visual Local & Remote Alarms Standard Standard Standard Standard Standard Standard Standard Standard Main Power Circuit Breaker, Unit Mounted Standard Standard Standard Standard Standard Standard Standard Standard Motor Overload Protection Standard Standard Standard Standard Standard Standard Standard Standard CODE CONFORMANCE NRTL Conformance Compliance to UL 1995 Standard Standard Standard Standard Standard Standard Standard Standard Standard CSA/ NYC MEA-433-00-E Standard Standard Standard Standard Standard Standard Standard Standard Product Features Index 3

CyberAiR CFD/CFU-C Downflow Models 310-C thru 730-C Product Features Index CFD-CW MODELS 310 360 510 630 730 SELECTED FEATURES: TEMPERATURE CONTROL 2-Way Modulating Chilled Water Control Valve Standard Standard Standard Standard Standard 3-Way Modulating Chilled Water Control Valve Optional N/A N/A N/A N/A Entering/Leaving CW Temperature Sensors Standard Standard Standard Standard Standard 2-Stage Electric Reheating/Heating N/A N/A N/A N/A N/A 3-Stage Electric Reheating/Heating Standard Standard N/A N/A N/A Hot Water Reheat Optional Optional N/A N/A N/A High Efficiency, Aluminum Fin/Copper Tube Coils Standard Standard Standard Standard Standard HUMIDITY CONTROL Electrode Canister Steam Humidifier Standard Standard N/A N/A N/A Dehumidification Mode - Electric Reheat Standard Standard N/A N/A N/A CONTROLS E² Color Touchscreen Graphic Microprocessor w/ Alarms Standard Standard Standard Standard Standard MIB - Multi-Interface BMS/LAN Communication Optional Optional Optional Optional Optional CABINET Galvannealed Steel, Powder Coated Finish Standard Standard Standard Standard Standard Stainless Steel Condensate Drain Pan Standard Standard Standard Standard Standard 1/2" Thick, 2 lb/ft² Density Thermal & Sound Insulation Standard Standard Standard Standard Standard Floor Stand (Adjustable) Optional Optional Optional Optional Optional FILTERS / PLENUMS 2 or 3-Way Plenum Box (Up-Flow Units) N/A N/A N/A N/A N/A Return Air Plenum Extension Box (Down-Flow Units) Optional Optional Optional Optional Optional Internal / External Filters External External External External External 4", MERV8 Rated Pleated Filters (Down-Flow Units) Standard Standard Standard Standard Standard 4", MERV11 Rated Pleated Filters (Down-Flow Units) Optional Optional Optional Optional Optional 6", MERV8 Rated Pleated Filters (Up-Flow Units) N/A N/A N/A N/A N/A 6", MERV11 Rated Pleated Filters (Up-Flow Units) N/A N/A N/A N/A N/A BLOWERS / MOTORS Backward Inclined, Plenum Style Fan, With an EC Motor Standard Standard Standard Standard Standard ELECTRICAL 3-Phase Power Supply -- See Electrical Table -- Multi-Voltage Control Transformer (24V Class 2) Standard Standard Standard Standard Standard Motor Starter Protectors and Integral Circuit Breakers Standard Standard Standard Standard Standard SAFETY FEATURES Audible/ Visual Local & Remote Alarms Standard Standard Standard Standard Standard Main Power Circuit Breaker, Unit Mounted Standard Standard Standard Standard Standard Motor Overload Protection Standard Standard Standard Standard Standard CODE CONFORMANCE NRTL Conformance Compliance to UL 1995 Standard Standard Standard Standard Standard Standard CSA/ NYC MEA-433-00-E Standard Standard Standard Standard Standard 4

Floor Mounted Air Conditioners Model CFD-060-C1 CFU-060-C1 CFD-090-C1 CFU-090-C1 CFD-120-C1 CFU-120-C1 Chilled Water Control Valve - Sized for Medium Flow @ 75 FDB/62.5 FWB EAT Conditions 2-way Modulating (standard) Size" / (Cv) 2 / (20) 2 / (20) 2 / (28) 2 / (28) 2 / (30) 2 / (30) Valve Pressure Rating - psi 600 600 600 600 600 600 Close-off Pressure Rating - psi 200 200 200 200 200 200 3-way Modulating (optional) Size" / (Cv) 2 / (20) 2 / (20) 2 / (28) 2 / (28) 2 / (30) 2 / (30) Valve Pressure Rating - psi 400 400 400 400 400 400 Close-off Pressure Rating - psi 200 200 200 200 200 200 Chilled Water Coil - Aluminum Fin, Copper Tube Rows/Face Area (ft 2 ) 4 / (31.3) 4 / (31.3) 5 / (31.3) 5 / (31.3) 6 / (37.2) 6 / (37.2) Face Velocity, fpm 368 352 368 352 333 269 Evaporator Blower / Motor - Backward Inclined Direct Driven EC Nominal Horsepower Each 3.9 3.9 3.9 3.9 3.9 3.9 Rated Air Flow, CFM @.3 H 2 O ESP 11,500 11,000 11,500 11,000 12,400 10,000 Quantity of Blowers 2 2 2 2 2 2 Reheat / Heat - Performance Capacities Include Evaporator Blower Motor Heat @ Rated CFM & ESP Electric Reheat / Heat - Finned Tubular Heaters, (Standard) Number of Stages 2 2 2 2 2 2 Heater Rating, kw 18.0 18.0 18.0 18.0 18.0 18.0 Total Capacity, MBH 81.2 81.2 81.2 81.2 81.2 81.2 Hot Water Reheat / Heat - Rated at 180 F EWT / 160 F LWT & 75 FDB/61.1 FWB EAT (Optional) Total Capacity, MBH 84.9 96.9 84.9 96.9 94.1 104.2 GPM / (Pressure Drop, ft H 2 O) 7 / (4) 8 / (5) 7 / (4) 8 / (5) 8 / (4) 9 / (6) Control Valve ON/OFF, 2-WAY, 1, 300PSI, CV=8.0 Humidification - Electrode Steam Canister Humidifier with Adjustable Output, (Standard) Lbs/Hr, (kw Power Input) 15 / (5.1) 15 / (5.1) 15 / (5.1) 15 / (5.1) 15 / (5.1) 15 / (5.1) Std Control Proportional Proportional Proportional Proportional Proportional Proportional Filters - MERV 8 Average Dust Spot Efficiency, Throwaway (Standard), MERV 11 Average Dust Spot Efficiency (Optional) Actual Size, H" x W" x D" (QTY) 37 x 23 x 3 3/4 (3) 35 7/8 x 24 3/4 x 3 3/4 (1) 35 7/8 x 18 7/8 x 3 3/4 (2) 21 x 18 7/8 x 3 3/4 (1) 37 x 23 x 3 3/4 (3) 35 7/8 x 24 3/4 x 3 3/4 (1) 35 7/8 x 18 7/8 x 3 3/4 (2) 21 x 18 7/8 x 3 3/4 (1) 37 x 29 x 3 3/4 (3) 35 7/8 x 24 3/4 x 3 3/4 (3) 24 3/4 x 21 x 3 3/4 (1) Technical Specifications Filter Face Area, ft 2 17.7 18.3 17.7 18.3 22.4 22.1 Connection Sizes - Copper, (Water In/Out connections are sized for flow rates at 75 FDB/62.5 FWB EAT conditions.) Water In/Out, OD" (see drawing for quantity) 2 1/8 2 1/8 2 1/8 2 1/8 2 1/8 2 1/8 Condensate Drain w/o Pump, OD" 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 Condensate Drain w/ Pump, OD" 1/2 1/2 1/2 1/2 1/2 1/2 Humidifier Inlet, OD" 1/4 1/4 1/4 1/4 1/4 1/4 HW Reheat / Heat In/Out, OD" 7/8 7/8 7/8 7/8 7/8 7/8 Physical Data Approximate Unit Weight 1,500 lbs 1,700 lbs 1,600 lbs 1,800 lbs 1,900 lbs 2,000 lbs Approximate Shipping Weight 1,600 lbs 1,800 lbs 1,700 lbs 1,900 lbs 2,100 lbs 2,200 lbs Unit Dimensions: H x W xd 88.1 x 77.4 x 40.3 88.1 x 77.4 x 40.3 88.1 x 89.1 x 40.3 76.2 x 77.4 x 40.3 76.2 x 77.4 x 40.3 76.2 x 89.1 x 40.3 (w/ Hot Water Reheat) (91.1 x 77.4 x 40.3) (91.1 x 77.4 x 40.3) (91.1 x 89.1 x 40.3) Unit Shipping Dimensions: H xw xd 83 x 80 x 46 (w/ Hot Water Reheat) 95 x 80 x 46 95 x 80 x 46 95 x 95 x 46 83 x 80 x 46 83 x 95 x 46 (98 x 80 x 46) (98 x 80 x 46) (98 x 95 x 46) 5

CyberAiR CFD/CFU-C Model CFD-150-C1 CFU-150-C1 CFD-180-C1 CFU-180-C1 CFD-190-C1 CFU-190-C1 CFD-230-C1 CFU-230-C1 Technical Specifications Chilled Water Control Valve - Sized for Medium Flow @ 75 FDB/62.5 FWB EAT Conditions 2-way Modulating (standard) Size" / (Cv) 2 / (40) 2 / (40) 2 / (60) 2 / (60) 2 / (60) 2 / (60) 2 / (60) 2 / (60) Valve Pressure Rating - psi 600 600 600 600 600 600 600 600 Close-off Pressure Rating - psi 200 200 200 200 200 200 200 200 3-way Modulating (optional) Size" / (Cv) 2 / (40) 2 / (40) 2 / (60) 2 / (60) 2 / (60) 2 / (60) 2 / (60) 2 / (60) Valve Pressure Rating - psi 400 400 400 400 400 400 400 400 Close-off Pressure Rating - psi 200 200 200 200 200 200 200 200 Chilled Water Coil - Aluminum Fin, Copper Tube Rows/Face Area (ft 2 ) 3 / (52.6) 3 / (52.6) 4 / (52.6) 4 / (52.6) 5 / (52.6) 5 / (52.6) 6 / (52.6) 6 / (52.6) Face Velocity, fpm 314 314 342 319 342 319 361 312 Evaporator Blower / Motor - Backward Inclined Direct Driven EC Nominal Horsepower Each 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 Rated Air Flow, CFM @.3 H 2 O ESP 16,500 16,500 18,000 16,800 18,000 16,800 19,000 16,400 Quantity of Blowers 3 3 3 3 3 3 3 3 Reheat / Heat - Performance Capacities Include Evaporator Blower Motor Heat @ Rated CFM & ESP Electric Reheat / Heat - Finned Tubular Heaters, (Standard) Number of Stages 3 3 3 3 3 3 3 3 Heater Rating, kw 27.0 27.0 27.0 27.0 27.0 27.0 27.0 27.0 Total Capacity, MBH 121.8 121.8 121.8 121.8 121.8 121.8 121.8 121.8 Hot Water Reheat / Heat - Rated at 180 F EWT / 160 F LWT & 75 FDB/61.1 FWB EAT (Optional) Total Capacity, MBH 157.9 191.9 162.9 192.9 162.9 192.9 165.9 191.4 GPM / (Pressure Drop, ft H 2 O) 13 / (13) 17 / (20) 14 / (13) 17 / (20) 14 / (13) 17 / (20) 14 / (14) 17 / (19) Control Valve ON/OFF, 2-WAY, 1, 300PSI, CV=8.0 Humidification - Electrode Steam Canister Humidifier with Adjustable Output, (Standard) Lbs/Hr, (kw Power Input) 20 / (6.8) 20 / (6.8) 20 / (6.8) 20 / (6.8) 20 / (6.8) 20 / (6.8) 20 / (6.8) 20 / (6.8) Std Control Proportional Proportional Proportional Proportional Proportional Proportional Proportional Proportional Filters - MERV 8 Average Dust Spot Efficiency, Throwaway (Standard), MERV 11 Average Dust Spot Efficiency (Optional) Actual Size, H"xW"xD" (Qty) 35 7/8 x 24 3/4 x 3 3/4 (4) 24 3/4 x 21 x 3 3/4 (2) 37 x 18 1/2 x 3 3/4 (6) 35 7/8 x 24 3/4 x 3 3/4 (4) 24 3/4 x 21 x 3 3/4 (2) 37 x 18 1/2 x 3 3/4 (6) 35 7/8 x 24 3/4 x 3 3/4 (4) 24 3/4 x 21 x 3 3/4 (2) 37 x 18 1/2 x 3 3/4 (6) 35 7/8 x 24 3/4 x 3 3/4 (4) 24 3/4 x 21 x 3 3/4 (2) 36 1/2 x 25 3/8 x 6 (3) 25 3/8 x 17 3/8 x 6 (1) Filter Face Area, ft 2 28.5 31.9 28.5 31.9 28.5 31.9 28.5 31.9 Connection Sizes - Copper, (Water In/Out connections are sized for flow rates at 75 FDB/62.5 FWB EAT conditions.) Water In/Out, OD" (see drawing for quantity) 2 1/8 2 1/8 2 1/8 2 1/8 2 1/8 2 1/8 2 1/8 2 1/8 Condensate Drain w/o Pump, OD" 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 Condensate Drain w/ Pump, OD" 1/2 1/2 1/2 1/2 1/2 1/2 1/2 1/2 Humidifier Inlet, OD" 1/4 1/4 1/4 1/4 1/4 1/4 1/4 1/4 HW Reheat / Heat In/Out, OD" 7/8 7/8 7/8 7/8 7/8 7/8 7/8 7/8 Physical Data Approximate Unit Weight 2,000 lbs 2,200 lbs 2,100 lbs 2,300 lbs 2,200 lbs 2,400 lbs 2,300 lbs 2,500 lbs Approximate Shipping Weight 2,200 lbs 2,400 lbs 2,800 lbs 2,500 lbs 2,400 lbs 2,600 lbs 2,500 lbs 2,700 lbs Unit Dimensions: H xw xd (w/ Hot Water Reheat) 76.2 x 118.4 x 40.3 88.1 x 118.4 x 40.3 (91.1 x 118.4 x 40.3) 76.2 x 118.4 x 40.3 88.1 x 118.4 x 40.3 (91.1 x 118.4 x 40.3) 76.2 x 118.4 x 40.3 88.1 x 118.4 x 40.3 (91.1 x 118.4 x 40.3) 76.2 x 118.4 x 40.3 88.1 x 118.4 x 40.3 (91.1 x 118.4 x 40.3) Unit Shipping Dimensions: 95 x 124 x 46 95 x 124 x 46 95 x 124 x 46 95 x 124 x 46 H xw xd 83 x 124 x 46 83 x 124 x 46 83 x 124 x 46 83 x 124 x 46 (w/ Hot Water Reheat) (98 x 124 x 46) (98 x 124 x 46) (98 x 124 x 46) (98 x 124 x 46) 6

Floor Mounted Air Conditioners Model CFD-280-C1 CFU-280-C1 CFD-310-C1 CFD-360-C1 CFD-510-C1 CFD-630-C1 CFD-730-C1 Chilled Water Control Valve - Sized for Medium Flow @ 75 FDB/62.5 FWB EAT Conditions 2-way Modulating (standard) Size" / (Cv) 2 / (60) 2 / (60) 2 / (60) 3 / (124) 3 / (124) Qty 2 3 / (124) Qty 2 3 / (124) Qty 2 Valve Pressure Rating - psi 600 600 600 600 600 600 600 Close-off Pressure Rating - psi 200 200 200 200 200 200 200 3-way Modulating (optional) Size" / (Cv) 2 / (60) 2 / (60) 2 / (60) N/A N/A N/A N/A Valve Pressure Rating - psi 400 400 400 N/A N/A N/A N/A Close-off Pressure Rating - psi 200 200 200 N/A N/A N/A N/A Chilled Water Coil - Aluminum Fin, Copper Tube Rows/Face Area (ft 2 ) 6 / (70.2) 6 / (70.2) 6 / (70.2) 6 / (82.8) 8 / (123.8) 8 / (123.8) 8 / (123.8) Face Velocity, fpm 342 294 413 386 291 388 485 Evaporator Blower / Motor - Backward Inclined Direct Driven EC Nominal Horsepower Each 5.3 5.3 5.3 5.3 4.2 4.2 4.2 Rated Air Flow, CFM @.3 H 2 O ESP 24,000 20,600 29,000 32,000 36,000 48,000 60,000 Quantity of Blowers 3 3 4 4 6 8 10 Reheat / Heat - Performance Capacities Include Evaporator Blower Motor Heat @ Rated CFM & ESP Electric Reheat / Heat - Finned Tubular Heaters, (Standard) Number of Stages 3 3 3 3 N/A N/A N/A Heater Rating, kw 27.0 27.0 27.0 27.0 N/A N/A N/A Total Capacity, MBH 121.8 121.8 131.7 131.7 N/A N/A N/A Hot Water Reheat / Heat - Rated at 180 F EWT / 160 F LWT & 75 FDB/61.1 FWB EAT (Optional) Total Capacity, MBH 162.6 192.4 183.2 179.4 N/A N/A N/A GPM / (Pressure Drop, ft H2O) 14 / (16) 17 / (22) 15 / (18) 14 / (17) N/A N/A N/A Control Valve ON/OFF, 2-WAY, 1, 300PSI, CV=8.0 Humidification - Electrode Steam Canister Humidifier with Adjustable Output, (Standard) lbs/hr (kw Power Input) 20 / (6.8) 20 / (6.8) 20 / (6.8) 30 / (10.2) N/A N/A N/A Std Control Proportional Proportional Proportional Proportional N/A N/A N/A Filters - MERV 8 Average Dust Spot Efficiency, Throwaway (Standard), MERV 11 Average Dust Spot Efficiency (Optional) Actual Size, H"x W"x D" (Qty) 46 1/2 x 18 1/2 x 3 3/4 (6) 35 7/8 x 24 3/4 x 3 3/4 (1) 24 3/4 x 21 x 3 3/4 (2) 45 x 24 3/4 x 3 3/4(3) 37 x 29 x 3 3/4 (8) External Filter Plenum 37 x 25 x 3 3/4 (10) External Filter Plenum 37 x 20 1/2 x 3 3/4 (24) External Filter Plenum 37 x 20 1/2 x 3 3/4 (24) External Filter Plenum 37 x 20 1/2 x 3 3/4 (24) External Filter Plenum Filter Face Area, ft 2 35.8 36.6 59.6 64.2 126.4 126.4 126.4 Connection Sizes - Copper, (Water In/Out connections are sized for flow rates at 75 FDB/62.5 FWB EAT conditions.) Water In/Out, OD" (see drawing for quantity) 2 5/8 2 5/8 2 5/8 3 1/8 2 5/8 2 5/8 3 1/8 Condensate Drain w/o Pump, OD" 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 1 1/8 Condensate Drain w/ Pump, OD'' 1/2 1/2 1/2 1/2 1/2 1/2 1/2 Humidifier Inlet, OD" 1/4 1/4 1/4 1/4 N/A N/A N/A HW Reheat / Heat In/Out, OD" 7/8 7/8 7/8 7/8 N/A N/A N/A Physical Data Approximate Unit Weight 2,900 lbs 3,000 lbs 3,200 lbs 3,400 lbs 4,100 lbs 4,300 lbs 4,500 lbs Approximate Shipping Weight 3,100 lbs 3,200 lbs 3,400 lbs 3,600 lbs 4,500 lbs 4,700 lbs 4,900 lbs Unit Dimensions: H x W x D (w/ Hot Water Reheat) 88.1 x 118.4 x 50.2 Unit Dimensions w/ Filter Plenum: N/A H x W x D Unit Shipping Dimensions: H xw xd 95 x 125 x 57 96.0 x 118.4 x 50.2 (99.0 x 118.4 x 50.2) N/A 88.1 x 118.4 x 50.2 124.1 x 118.4 x 50.2 88.1 x 127.9 x 50.2 124.1 x 127.9 x 50.2 96.0 x 154.0 x 65.7 96.0 x 154.0 x 65.7 96.0 x 154.0 x 65.7 (N/A) (N/A) (N/A) 132.0 x 154.0 x 65.7 132.0 x 154.0 x 65.7 132.0 x 154.0 x 65.7 103 x 125 x 57 102 x 160 x 72 102 x 160 x 72 102 x 160 x 72 95 x 125 x 57 95 x 135 x 57 (w/ Hot Water Reheat) (106 x 125 x 57) (N/A) (N/A) (N/A) Filter Plenum Shipping Dimensions: H xw xd N/A N/A 43 x 125 x 57 43 x 135 x 57 43 x 160 x 72 43 x 160 x 72 43 x 160 x 72 Technical Specifications 7

CyberAiR CFD/CFU-C Performance/Capacity Data - Downflow / 45 EWT / 0% Glycol Model CFD- 060-C1 090-C1 120-C1 150-C1 180-C1 190-C1 230-C1 NET COOLING CAPACITY - MBH @ 45 F EWT, 0% Glycol Solution (Includes motor heat @ rated CFM & ESP) 85 FDB/65.9 FWB, 36% RH, 55 FDP Total, MBH 349 399 496 454 582 675 772 Sensible, MBH 329 358 422 436 536 588 652 O) 74 / (49) 84 / (38) 104 / (39) 97 / (42) 123 / (38) 141 / (63) 161 / (42) Total, MBH 338 389 481 438 566 660 758 Sensible, MBH 321 352 415 423 525 579 645 O) 60 / (34) 69 / (27) 84 / (27) 78 / (30) 100 / (27) 116 / (45) 132 / (30) Total, MBH 326 377 468 422 550 645 747 Sensible, MBH 311 343 409 408 512 569 639 O) 50 / (25) 57 / (20) 70 / (21) 65 / (22) 83 / (20) 97 / (33) 111 / (23) 80 FDB/64.2 FWB, 42% RH, 55 FDP Total, MBH 300 347 432 388 504 594 680 Sensible, MBH 277 304 360 366 454 503 559 O) 65 / (38) 74 / (30) 91 / (31) 84 / (33) 107 / (30) 125 / (51) 143 / (34) Total, MBH 288 333 416 371 487 574 666 Sensible, MBH 268 295 352 352 442 491 552 O) 52 / (26) 59 / (21) 73 / (22) 67 / (23) 87 / (22) 101 / (35) 116 / (25) Total, MBH 273 320 402 354 468 559 647 Sensible, MBH 257 286 345 337 428 482 541 O) 42 / (19) 49 / (16) 61 / (17) 55 / (17) 72 / (16) 85 / (27) 97 / (19) 75 FDB/62.5 FWB, 50% RH, 55 FDP Total, MBH 250 292 367 322 426 509 588 Sensible, MBH 223 247 295 295 369 414 463 O) 54 / (29) 63 / (23) 78 / (24) 71 / (25) 92 / (24) 108 / (40) 124 / (27) Total, MBH 234 276 350 302 404 491 567 Sensible, MBH 213 237 286 279 355 404 452 O) 43 / (20) 50 / (16) 62 / (17) 56 / (18) 73 / (17) 87 / (28) 100 / (19) Total, MBH 218 260 333 279 379 474 545 Sensible, MBH 200 227 278 261 337 393 441 O) 34 / (14) 41 / (12) 51 / (13) 45 / (13) 59 / (13) 72 / (21) 83 / (15) 85 FDB/64.5 FWB, 32% RH, 52 FDP Total, MBH 325 390 477 433 540 653 743 Sensible, MBH 325 372 438 433 540 608 677 O) 69 / (44) 83 / (36) 100 / (37) 93 / (39) 115 / (34) 137 / (59) 155 / (39) Total, MBH 311 382 469 415 520 643 736 Sensible, MBH 311 366 434 415 520 600 672 O) 56 / (30) 68 / (26) 82 / (26) 75 / (28) 92 / (24) 113 / (43) 128 / (28) Total, MBH 294 326 398 395 500 633 729 Sensible, MBH 294 326 398 395 500 592 667 O) 45 / (21) 50 / (16) 60 / (16) 61 / (20) 76 / (18) 95 / (32) 109 / (22) 80 FDB/62.9 FWB, 38% RH, 52 FDP Total, MBH 275 338 416 366 492 570 653 Sensible, MBH 275 317 374 366 472 520 581 O) 59 / (33) 72 / (29) 88 / (29) 80 / (31) 105 / (29) 120 / (48) 137 / (32) Total, MBH 258 327 405 347 439 558 644 Sensible, MBH 258 308 369 347 439 511 575 O) 47 / (22) 58 / (21) 71 / (21) 63 / (21) 79 / (19) 99 / (34) 113 / (23) Total, MBH 239 267 395 325 412 547 631 Sensible, MBH 239 267 363 325 412 502 568 O) 37 / (16) 41 / (13) 60 / (16) 51 / (16) 64 / (14) 83 / (26) 95 / (18) 75 FDB/61.1 FWB, 45% RH, 52 FDP Total, MBH 244 282 351 316 412 483 558 Sensible, MBH 235 260 311 308 388 431 485 O) 53 / (28) 61 / (22) 75 / (23) 70 / (25) 89 / (22) 103 / (37) 118 / (25) Total, MBH 202 270 339 275 395 470 544 Sensible, MBH 202 251 304 275 374 422 477 O) 37 / (16) 49 / (16) 60 / (16) 51 / (16) 71 / (16) 84 / (26) 96 / (18) Total, MBH 181 204 247 248 318 457 529 Sensible, MBH 181 204 247 248 318 411 468 O) 29 / (12) 32 / (10) 39 / (9) 40 / (12) 50 / (11) 70 / (20) 80 / (14) 8

Floor Mounted Air Conditioners Model CFD- 280-C1 310-C1 360-C1 510-C1 630-C1 730-C1 NET COOLING CAPACITY - MBH @ 45 F EWT, 0% Glycol Solution (Includes motor heat @ rated CFM & ESP) 85 FDB/65.9 FWB, 36% RH, 55 FDP Total, MBH 986 1,122 1,274 1,738 2,177 2,570 Sensible, MBH 828 965 1,084 1,362 1,751 2,120 O) 206 / (55) 236 / (71) 266 / (42) 362 / (57) 454 / (84) 536 / (113) Total, MBH 969 1,104 1,254 1,714 2,147 2,537 Sensible, MBH 820 955 1,074 1,352 1,737 2,103 O) 169 / (39) 193 / (50) 218 / (31) 298 / (41) 372 / (60) 442 / (80) Total, MBH 953 1,087 1,235 1,692 2,121 2,508 Sensible, MBH 811 945 1,062 1,340 1,724 2,087 O) 142 / (30) 163 / (37) 185 / (24) 252 / (32) 316 / (46) 374 / (61) 80 FDB/64.2 FWB, 42% RH, 55 FDP Total, MBH 870 986 1,122 1,548 1,934 2,276 Sensible, MBH 710 824 929 1,179 1,511 1,824 O) 182 / (45) 208 / (57) 235 / (35) 324 / (47) 404 / (69) 478 / (92) Total, MBH 851 966 1,099 1,522 1,901 2,240 Sensible, MBH 700 813 916 1,167 1,495 1,804 O) 149 / (32) 170 / (40) 193 / (25) 266 / (34) 332 / (50) 392 / (66) Total, MBH 826 946 1,077 1,497 1,871 2,207 Sensible, MBH 687 801 903 1,154 1,480 1,787 O) 124 / (24) 143 / (30) 162 / (19) 224 / (26) 280 / (37) 332 / (49) 75 FDB/62.5 FWB, 50% RH, 55 FDP Total, MBH 753 849 969 1,360 1,691 1,983 Sensible, MBH 589 680 769 990 1,264 1,519 O) 159 / (35) 181 / (44) 205 / (28) 286 / (39) 356 / (56) 418 / (74) Total, MBH 724 825 943 1,329 1,652 1,940 Sensible, MBH 574 666 754 976 1,245 1,497 O) 128 / (25) 147 / (31) 166 / (20) 234 / (28) 290 / (40) 342 / (52) Total, MBH 696 794 908 1,299 1,618 1,901 Sensible, MBH 560 649 734 962 1,228 1,476 O) 106 / (19) 122 / (23) 138 / (15) 196 / (21) 244 / (30) 288 / (39) 85 FDB/64.5 FWB, 32% RH, 52 FDP Total, MBH 947 1,085 1,229 1,633 2,064 2,457 Sensible, MBH 858 1,005 1,127 1,389 1,798 2,190 O) 198 / (52) 228 / (67) 257 / (40) 340 / (52) 430 / (77) 514 / (105) Total, MBH 938 1,076 1,218 1,620 2,050 2,443 Sensible, MBH 852 998 1,120 1,383 1,791 2,180 O) 163 / (37) 189 / (48) 212 / (29) 282 / (38) 356 / (56) 426 / (75) Total, MBH 928 1,067 1,209 1,611 2,039 2,432 Sensible, MBH 846 991 1,113 1,378 1,784 2,173 O) 139 / (28) 161 / (36) 181 / (23) 240 / (29) 304 / (43) 364 / (58) 80 FDB/62.9 FWB, 38% RH, 52 FDP Total, MBH 832 951 1,079 1,453 1,830 2,171 Sensible, MBH 737 859 966 1,204 1,553 1,885 O) 175 / (42) 201 / (53) 227 / (33) 304 / (43) 384 / (63) 456 / (85) Total, MBH 820 939 1,066 1,438 1,812 2,152 Sensible, MBH 729 851 958 1,196 1,543 1,874 O) 144 / (30) 166 / (38) 187 / (24) 252 / (32) 318 / (46) 378 / (61) Total, MBH 805 926 1,052 1,425 1,798 2,137 Sensible, MBH 720 842 947 1,189 1,535 1,864 O) 121 / (23) 140 / (29) 158 / (19) 214 / (24) 270 / (35) 322 / (47) 75 FDB/61.1 FWB, 45% RH, 52 FDP Total, MBH 712 811 922 1,260 1,581 1,871 Sensible, MBH 616 716 807 1,016 1,307 1,583 O) 151 / (32) 173 / (41) 196 / (26) 266 / (34) 334 / (50) 396 / (67) Total, MBH 694 795 906 1,242 1,561 1,848 Sensible, MBH 605 705 795 1,007 1,297 1,569 O) 123 / (23) 142 / (29) 160 / (19) 218 / (25) 276 / (37) 326 / (48) Total, MBH 675 774 882 1,224 1,543 1,828 Sensible, MBH 593 691 780 998 1,286 1,556 O) 103 / (18) 119 / (22) 134 / (15) 184 / (20) 234 / (28) 278 / (37) Performance/Capacity Data - Downflow / 45 EWT / 0% Glycol 9

CyberAiR CFD/CFU-C Performance/Capacity Data - Upflow / 45 EWT / 0% Glycol Model CFU- 060-C1 090-C1 120-C1 150-C1 180-C1 190-C1 230-C1 280-C1 NET COOLING CAPACITY - MBH @ 45 F EWT, 0% Glycol Solution (Includes motor heat @ rated CFM & ESP) 85 FDB/65.9 FWB, 36% RH, 55 FDP Total, MBH 339 387 416 454 556 646 690 876 Sensible, MBH 317 345 346 436 507 556 572 722 O) 72 / (47) 82 / (36) 88 / (29) 97 / (42) 118 / (35) 136 / (58) 144 / (35) 184 / (45) Total, MBH 328 376 403 438 540 628 678 861 Sensible, MBH 310 338 340 423 496 546 566 715 O) 58 / (32) 67 / (25) 71 / (21) 78 / (30) 95 / (25) 110 / (41) 118 / (25) 151 / (32) Total, MBH 316 365 391 422 524 614 663 841 Sensible, MBH 300 331 334 408 484 537 558 705 O) 48 / (24) 55 / (19) 59 / (16) 65 / (22) 80 / (19) 93 / (31) 99 / (19) 126 / (24) 80 FDB/64.2 FWB, 42% RH, 55 FDP Total, MBH 291 336 363 388 481 566 609 773 Sensible, MBH 268 293 295 366 429 475 491 620 O) 63 / (37) 72 / (29) 77 / (24) 84 / (33) 103 / (28) 120 / (47) 128 / (28) 163 / (37) Total, MBH 278 323 348 371 464 550 592 752 Sensible, MBH 258 285 288 352 417 466 483 609 O) 50 / (25) 58 / (20) 62 / (17) 67 / (23) 83 / (20) 97 / (33) 104 / (21) 132 / (26) Total, MBH 265 309 336 354 445 532 574 730 Sensible, MBH 248 276 282 337 404 455 474 598 O) 41 / (18) 48 / (15) 51 / (13) 55 / (17) 68 / (15) 81 / (25) 87 / (16) 110 / (20) 75 FDB/62.5 FWB, 50% RH, 55 FDP Total, MBH 243 283 308 322 406 485 526 667 Sensible, MBH 216 238 242 295 349 391 406 513 O) 53 / (28) 61 / (22) 66 / (19) 71 / (25) 88 / (22) 104 / (37) 112 / (23) 142 / (29) Total, MBH 227 267 293 302 385 468 504 640 Sensible, MBH 205 229 234 279 335 381 396 499 O) 42 / (19) 48 / (16) 53 / (14) 56 / (18) 70 / (16) 83 / (26) 89 / (17) 114 / (21) Total, MBH 211 252 278 279 360 451 483 614 Sensible, MBH 193 219 227 261 318 371 385 486 O) 33 / (14) 39 / (12) 43 / (11) 45 / (13) 56 / (12) 69 / (20) 74 / (13) 94 / (16) 85 FDB/64.5 FWB, 32% RH, 52 FDP Total, MBH 315 378 398 433 543 620 660 836 Sensible, MBH 315 358 358 433 526 573 591 745 O) 67 / (41) 80 / (34) 84 / (27) 93 / (39) 115 / (34) 131 / (55) 138 / (32) 176 / (42) Total, MBH 301 370 389 415 495 610 652 827 Sensible, MBH 301 352 354 415 495 565 587 740 O) 54 / (28) 65 / (25) 69 / (20) 75 / (28) 88 / (22) 107 / (39) 114 / (24) 145 / (30) Total, MBH 284 315 382 395 475 601 644 815 Sensible, MBH 284 315 350 395 475 558 582 734 O) 44 / (20) 48 / (16) 58 / (15) 61 / (20) 73 / (17) 91 / (30) 97 / (18) 123 / (23) 80 FDB/62.9 FWB, 38% RH, 52 FDP Total, MBH 286 327 346 366 468 541 581 736 Sensible, MBH 279 305 306 366 446 490 508 640 O) 62 / (36) 70 / (27) 74 / (22) 80 / (31) 100 / (27) 115 / (44) 123 / (27) 156 / (34) Total, MBH 249 316 337 347 455 530 570 721 Sensible, MBH 249 297 301 347 434 482 502 632 O) 45 / (21) 57 / (20) 60 / (16) 63 / (21) 81 / (20) 94 / (32) 100 / (20) 127 / (25) Total, MBH 231 258 272 325 390 519 558 708 Sensible, MBH 231 258 272 325 390 473 495 624 O) 36 / (15) 40 / (12) 42 / (10) 51 / (16) 61 / (13) 79 / (24) 85 / (15) 107 / (19) 75 FDB/61.1 FWB, 45% RH, 52 FDP Total, MBH 237 273 292 316 392 459 494 627 Sensible, MBH 227 250 253 308 367 407 423 534 O) 52 / (27) 59 / (21) 63 / (17) 70 / (25) 85 / (21) 98 / (34) 105 / (21) 134 / (27) Total, MBH 195 261 282 275 375 447 481 610 Sensible, MBH 195 242 248 275 353 398 416 524 O) 36 / (15) 47 / (15) 51 / (13) 51 / (16) 68 / (15) 80 / (24) 86 / (16) 109 / (19) Total, MBH 175 197 271 248 300 434 468 593 Sensible, MBH 175 197 242 248 300 388 408 515 O) 28 / (11) 31 / (9) 42 / (10) 40 / (12) 48 / (10) 67 / (19) 72 / (12) 91 / (15) 10

Floor Mounted Air Conditioners Model CFD- 060-C1 090-C1 120-C1 150-C1 180-C1 190-C1 230-C1 NET COOLING CAPACITY - MBH @ 50 F EWT, 0% Glycol Solution (Includes motor heat @ rated CFM & ESP) 85 FDB/65.9 FWB, 36% RH, 55 FDP Total, MBH 275 304 412 365 459 561 640 Sensible, MBH 275 304 386 365 459 532 596 O) 59 / (33) 65 / (25) 87 / (29) 80 / (30) 98 / (26) 119 / (46) 134 / (31) Total, MBH 260 289 354 346 438 551 635 Sensible, MBH 260 289 354 346 438 523 592 O) 47 / (23) 52 / (17) 63 / (17) 63 / (21) 78 / (19) 97 / (33) 111 / (23) Total, MBH 242 270 332 327 416 476 545 Sensible, MBH 242 270 332 327 416 476 545 O) 38 / (16) 42 / (13) 51 / (13) 51 / (16) 64 / (14) 73 / (21) 83 / (15) 80 FDB/64.2 FWB, 42% RH, 55 FDP Total, MBH 223 248 347 297 376 474 546 Sensible, MBH 223 248 324 297 376 444 501 O) 49 / (24) 54 / (18) 74 / (22) 66 / (22) 82 / (20) 101 / (35) 116 / (24) Total, MBH 205 229 282 277 354 464 540 Sensible, MBH 205 229 282 277 354 435 496 O) 38 / (16) 42 / (13) 51 / (13) 52 / (16) 64 / (14) 83 / (26) 95 / (18) Total, MBH 185 208 254 251 324 384 432 Sensible, MBH 185 208 254 251 324 384 432 O) 30 / (12) 33 / (10) 40 / (10) 41 / (12) 51 / (11) 60 / (16) 67 / (11) 75 FDB/62.5 FWB, 50% RH, 55 FDP Total, MBH 168 188 281 227 291 386 450 Sensible, MBH 168 188 258 227 291 354 403 O) 38 / (16) 42 / (13) 61 / (17) 52 / (16) 65 / (14) 84 / (26) 96 / (18) Total, MBH 147 166 203 201 259 373 437 Sensible, MBH 147 166 203 201 259 343 394 O) 28 / (11) 31 / (9) 38 / (9) 39 / (11) 49 / (10) 68 / (19) 78 / (14) Total, MBH 124 141 167 171 223 280 307 Sensible, MBH 124 141 167 171 223 280 307 O) 21 / (8) 23 / (7) 27 / (7) 29 / (8) 37 / (8) 45 / (11) 49 / (8) 85 FDB/64.5 FWB, 32% RH, 52 FDP Total, MBH 274 304 373 365 458 513 587 Sensible, MBH 274 304 373 365 458 513 587 O) 59 / (33) 65 / (25) 79 / (25) 79 / (30) 98 / (26) 109 / (40) 124 / (27) Total, MBH 260 289 354 346 438 495 570 Sensible, MBH 260 289 354 346 438 495 570 O) 47 / (23) 52 / (17) 63 / (17) 63 / (21) 78 / (19) 88 / (28) 100 / (19) Total, MBH 242 270 331 327 416 476 544 Sensible, MBH 242 270 331 327 416 476 544 O) 38 / (16) 42 / (13) 51 / (13) 51 / (16) 64 / (14) 73 / (21) 82 / (15) 80 FDB/62.9 FWB, 38% RH, 52 FDP Total, MBH 223 248 305 296 376 426 490 Sensible, MBH 223 248 305 296 376 426 490 O) 49 / (24) 54 / (18) 65 / (18) 66 / (22) 82 / (20) 92 / (30) 104 / (21) Total, MBH 205 229 282 277 354 406 464 Sensible, MBH 205 229 282 277 354 406 464 O) 38 / (16) 42 / (13) 51 / (13) 52 / (16) 64 / (14) 73 / (21) 83 / (15) Total, MBH 184 208 254 251 324 384 432 Sensible, MBH 184 208 254 251 324 384 432 O) 30 / (12) 33 / (10) 40 / (10) 41 / (12) 51 / (11) 60 / (16) 66 / (11) 75 FDB/61.1 FWB, 45% RH, 52 FDP Total, MBH 168 188 232 226 291 336 383 Sensible, MBH 168 188 232 226 291 336 383 O) 38 / (16) 42 / (13) 51 / (13) 52 / (16) 65 / (14) 74 / (22) 83 / (15) Total, MBH 147 166 203 200 259 313 349 Sensible, MBH 147 166 203 200 259 313 349 O) 28 / (11) 31 / (9) 38 / (9) 39 / (11) 49 / (10) 58 / (15) 64 / (11) Total, MBH 124 140 167 170 223 279 307 Sensible, MBH 124 140 167 170 223 279 307 O) 21 / (8) 23 / (7) 27 / (7) 29 / (8) 37 / (8) 45 / (11) 49 / (8) Performance/Capacity Data - Downflow / 50 EWT / 0% Glycol 11

CyberAiR CFD/CFU-C Performance/Capacity Data - Downflow / 50 EWT / 0% Glycol Model CFD- 280-C1 310-C1 360-C1 510-C1 630-C1 730-C1 NET COOLING CAPACITY - MBH @ 50 F EWT, 0% Glycol Solution (Includes motor heat @ rated CFM & ESP) 85 FDB/65.9 FWB, 36% RH, 55 FDP Total, MBH 815 936 1,059 1,395 1,769 2,113 Sensible, MBH 754 886 993 1,211 1,574 1,923 O) 171 / (40) 198 / (52) 223 / (32) 292 / (40) 372 / (59) 444 / (81) Total, MBH 809 827 942 1,389 1,764 2,108 Sensible, MBH 750 827 942 1,208 1,570 1,917 O) 142 / (29) 147 / (31) 166 / (20) 244 / (30) 310 / (44) 370 / (59) Total, MBH 695 795 908 1,385 1,760 2,102 Sensible, MBH 695 795 908 1,205 1,567 1,911 O) 106 / (18) 122 / (23) 138 / (15) 208 / (23) 264 / (34) 316 / (45) 80 FDB/64.2 FWB, 42% RH, 55 FDP Total, MBH 696 797 904 1,204 1,522 1,815 Sensible, MBH 635 742 835 1,027 1,332 1,623 O) 148 / (31) 170 / (40) 192 / (25) 254 / (32) 322 / (47) 386 / (63) Total, MBH 687 678 894 1,197 1,515 1,806 Sensible, MBH 629 678 827 1,023 1,326 1,615 O) 122 / (23) 122 / (23) 158 / (19) 212 / (24) 268 / (34) 320 / (46) Total, MBH 553 629 724 1,191 1,508 1,796 Sensible, MBH 553 629 724 1,019 1,321 1,607 O) 85 / (14) 98 / (16) 111 / (12) 180 / (19) 228 / (27) 272 / (36) 75 FDB/62.5 FWB, 50% RH, 55 FDP Total, MBH 572 654 745 1,009 1,271 1,510 Sensible, MBH 510 594 670 836 1,080 1,312 O) 123 / (23) 142 / (29) 160 / (19) 216 / (25) 272 / (35) 324 / (47) Total, MBH 556 509 585 1,000 1,260 1,495 Sensible, MBH 500 509 585 830 1,073 1,301 O) 100 / (17) 94 / (16) 107 / (11) 178 / (19) 226 / (26) 268 / (34) Total, MBH 394 445 520 986 1,247 1,477 Sensible, MBH 394 445 520 823 1,063 1,287 O) 62 / (10) 72 / (11) 82 / (9) 150 / (15) 192 / (21) 228 / (27) 85 FDB/64.5 FWB, 32% RH, 52 FDP Total, MBH 748 855 970 1,349 1,632 1,945 Sensible, MBH 748 855 970 1,261 1,613 1,945 O) 158 / (35) 182 / (45) 205 / (28) 284 / (38) 344 / (52) 412 / (70) Total, MBH 727 826 941 1,355 1,604 1,905 Sensible, MBH 727 826 941 1,264 1,601 1,905 O) 128 / (25) 147 / (31) 166 / (20) 238 / (29) 282 / (37) 336 / (50) Total, MBH 695 795 907 1,360 1,570 1,856 Sensible, MBH 695 795 907 1,265 1,570 1,856 O) 105 / (18) 122 / (23) 138 / (15) 204 / (23) 238 / (28) 282 / (37) 80 FDB/62.9 FWB, 38% RH, 52 FDP Total, MBH 624 709 808 1,165 1,490 1,635 Sensible, MBH 624 709 808 1,073 1,402 1,635 O) 133 / (26) 153 / (33) 173 / (21) 246 / (30) 316 / (45) 350 / (53) Total, MBH 592 677 774 1,168 1,343 1,587 Sensible, MBH 592 677 774 1,074 1,343 1,587 O) 106 / (18) 122 / (23) 138 / (16) 206 / (23) 238 / (29) 284 / (38) Total, MBH 551 628 723 1,036 1,300 1,526 Sensible, MBH 551 628 723 1,020 1,300 1,526 O) 85 / (14) 98 / (16) 111 / (12) 158 / (16) 198 / (22) 234 / (28) 75 FDB/61.1 FWB, 45% RH, 52 FDP Total, MBH 489 557 638 973 1,112 1,312 Sensible, MBH 489 557 638 887 1,107 1,312 O) 106 / (19) 123 / (23) 139 / (16) 208 / (23) 240 / (29) 284 / (38) Total, MBH 447 507 584 973 1,068 1,252 Sensible, MBH 447 507 584 886 1,068 1,252 O) 82 / (13) 94 / (16) 107 / (11) 174 / (18) 194 / (21) 228 / (27) Total, MBH 393 445 516 798 1,005 1,174 Sensible, MBH 393 445 516 798 1,005 1,174 O) 62 / (10) 72 / (11) 82 / (9) 124 / (12) 156 / (16) 184 / (19) 12

Floor Mounted Air Conditioners Model CFU- 060-C1 090-C1 120-C1 150-C1 180-C1 190-C1 230-C1 280-C1 NET COOLING CAPACITY - MBH @ 50 F EWT, 0% Glycol Solution (Includes motor heat @ rated CFM & ESP) 85 FDB/65.9 FWB, 36% RH, 55 FDP Total, MBH 266 294 341 365 436 531 566 717 Sensible, MBH 266 294 314 365 436 500 519 653 O) 58 / (32) 63 / (23) 73 / (22) 80 / (30) 94 / (24) 113 / (42) 120 / (25) 152 / (33) Total, MBH 252 279 295 346 416 523 562 712 Sensible, MBH 252 279 295 346 416 493 516 650 O) 46 / (22) 50 / (17) 53 / (14) 63 / (21) 75 / (17) 93 / (31) 99 / (19) 126 / (24) Total, MBH 234 261 276 327 394 453 482 612 Sensible, MBH 234 261 276 327 394 453 482 612 O) 37 / (16) 41 / (12) 43 / (10) 51 / (16) 61 / (13) 69 / (20) 74 / (13) 94 / (16) 80 FDB/64.2 FWB, 42% RH, 55 FDP Total, MBH 216 240 288 297 357 450 484 613 Sensible, MBH 216 240 263 297 357 418 437 550 O) 48 / (23) 52 / (18) 62 / (17) 66 / (22) 78 / (18) 96 / (33) 103 / (20) 131 / (26) Total, MBH 198 222 235 277 336 440 476 602 Sensible, MBH 198 222 235 277 336 410 432 544 O) 37 / (16) 41 / (12) 43 / (10) 52 / (16) 61 / (13) 79 / (24) 85 / (15) 107 / (19) Total, MBH 178 201 211 251 306 365 383 485 Sensible, MBH 178 201 211 251 306 365 383 485 O) 29 / (11) 32 / (9) 33 / (8) 41 / (12) 49 / (10) 57 / (15) 59 / (10) 76 / (12) 75 FDB/62.5 FWB, 50% RH, 55 FDP Total, MBH 162 216 233 227 276 366 396 502 Sensible, MBH 162 204 209 227 276 333 350 440 O) 37 / (16) 48 / (15) 51 / (13) 52 / (16) 62 / (13) 80 / (24) 86 / (16) 109 / (19) Total, MBH 142 161 168 201 246 355 385 488 Sensible, MBH 142 161 168 201 246 323 343 432 O) 27 / (11) 31 / (9) 32 / (8) 39 / (11) 46 / (10) 65 / (18) 70 / (12) 88 / (14) Total, MBH 119 136 130 171 209 265 271 344 Sensible, MBH 119 136 130 171 209 265 271 344 O) 20 / (8) 23 / (7) 22 / (6) 29 / (8) 35 / (7) 43 / (11) 43 / (7) 55 / (8) 85 FDB/64.5 FWB, 32% RH, 52 FDP Total, MBH 266 294 310 365 435 486 521 660 Sensible, MBH 266 294 310 365 435 486 521 660 O) 58 / (32) 63 / (23) 67 / (19) 79 / (30) 94 / (24) 104 / (37) 111 / (22) 140 / (29) Total, MBH 251 279 295 346 416 470 504 639 Sensible, MBH 251 279 295 346 416 470 504 639 O) 46 / (22) 50 / (17) 53 / (14) 63 / (21) 75 / (17) 84 / (26) 89 / (16) 114 / (21) Total, MBH 234 261 276 327 394 452 482 611 Sensible, MBH 234 261 276 327 394 452 482 611 O) 37 / (16) 41 / (12) 43 / (10) 51 / (16) 61 / (13) 69 / (20) 74 / (13) 94 / (16) 80 FDB/62.9 FWB, 38% RH, 52 FDP Total, MBH 216 240 254 296 357 404 433 549 Sensible, MBH 216 240 254 296 357 404 433 549 O) 48 / (23) 52 / (18) 55 / (14) 66 / (22) 78 / (18) 87 / (28) 93 / (17) 118 / (22) Total, MBH 198 221 234 277 336 385 410 520 Sensible, MBH 198 221 234 277 336 385 410 520 O) 37 / (16) 41 / (12) 43 / (10) 52 / (16) 61 / (13) 70 / (20) 74 / (13) 94 / (16) Total, MBH 178 201 211 251 306 364 382 485 Sensible, MBH 178 201 211 251 306 364 382 485 O) 29 / (11) 32 / (9) 33 / (8) 41 / (12) 48 / (10) 57 / (15) 59 / (10) 76 / (12) 75 FDB/61.1 FWB, 45% RH, 52 FDP Total, MBH 162 182 192 226 275 318 339 429 Sensible, MBH 162 182 192 226 275 318 339 429 O) 37 / (16) 41 / (12) 43 / (11) 52 / (16) 62 / (13) 70 / (20) 74 / (13) 94 / (16) Total, MBH 142 160 168 200 246 295 308 392 Sensible, MBH 142 160 168 200 246 295 308 392 O) 27 / (11) 30 / (9) 32 / (8) 39 / (11) 46 / (10) 55 / (14) 57 / (9) 72 / (11) Total, MBH 119 136 130 170 209 265 269 343 Sensible, MBH 119 136 130 170 209 265 269 343 O) 20 / (8) 23 / (7) 22 / (6) 29 / (8) 35 / (7) 43 / (11) 43 / (7) 55 / (8) Performance/Capacity Data - Upflow / 50 EWT / 0% Glycol 13

CyberAiR CFD/CFU-C With Voltage Condensate CFU/D-060-C1 CFU/D-090-C1 CFU/D-120-C1 CFU/D-150-C1 CFU/D-180-C1 Pump FLA MCA MFS FLA MCA MFS FLA MCA MFS FLA MCA MFS FLA MCA MFS Cooling w/ Electric Reheat & Humidification 460/3/60 No 36.9 46.1 50 36.9 46.1 50 36.9 46.1 50 54.0 67.5 70 54.0 67.5 70 460/3/60 Yes 38.1 47.6 50 38.1 47.6 50 38.1 47.6 50 55.2 69.0 70 55.2 69.0 70 575/3/60 No 29.5 36.9 40 29.5 36.9 40 29.5 36.9 40 43.2 54.0 60 43.2 54.0 60 575/3/60 Yes 30.5 38.1 40 30.5 38.1 40 30.5 38.1 40 44.1 55.2 60 44.1 55.2 60 Cooling w/ Electric Reheat 460/3/60 No 30.5 38.1 40 30.5 38.1 40 30.5 38.1 40 45.5 56.9 60 45.5 56.9 60 460/3/60 Yes 31.7 39.6 40 31.7 39.6 40 31.7 39.6 40 46.7 58.4 60 46.7 58.4 60 575/3/60 No 24.4 30.5 35 24.4 30.5 35 24.4 30.5 35 36.4 45.5 50 36.4 45.5 50 575/3/60 Yes 25.4 31.7 35 25.4 31.7 35 25.4 31.7 35 37.3 46.7 50 37.3 46.7 50 Cooling w/ Humidification 460/3/60 No 14.3 17.9 20 14.3 17.9 20 14.3 17.9 20 20.1 25.1 30 20.1 25.1 30 460/3/60 Yes 15.5 19.4 20 15.5 19.4 20 15.5 19.4 20 21.3 26.6 30 21.3 26.6 30 575/3/60 No 11.5 14.4 15 11.5 14.4 15 11.5 14.4 15 16.2 20.2 25 16.2 20.2 25 575/3/60 Yes 12.5 15.6 20 12.5 15.6 20 12.5 15.6 20 17.1 21.4 25 17.1 21.4 25 Cooling Only 460/3/60 No 7.9 9.9 15 7.9 9.9 15 7.9 9.9 15 11.6 14.5 15 11.6 14.5 15 460/3/60 Yes 9.1 11.4 15 9.1 11.4 15 9.1 11.4 15 12.8 16.0 20 12.8 16.0 20 575/3/60 No 6.4 8.0 15 6.4 8.0 15 6.4 8.0 15 9.4 11.7 15 9.4 11.7 15 575/3/60 Yes 7.4 9.2 15 7.4 9.2 15 7.4 9.2 15 10.3 12.9 15 10.3 12.9 15 Model Electrical Data With Voltage Condensate CFU/D-190-C1 CFU/D-230-C1 CFU/D-280-C1 CFD-310-C1 CFD-360-C1 Pump FLA MCA MFS FLA MCA MFS FLA MCA MFS FLA MCA MFS FLA MCA MFS Cooling w/ Electric Reheat & Humidification 460/3/60 No 54.0 67.5 70 54.0 67.5 70 57.9 72.4 80 67.2 84.0 90 67.2 84.0 90 460/3/60 Yes 55.2 69.0 70 55.2 69.0 70 59.1 73.9 80 68.4 85.5 90 68.4 85.5 90 575/3/60 No 43.2 54.0 60 43.2 54.0 60 46.3 57.9 60 53.7 67.1 70 53.7 67.1 70 575/3/60 Yes 44.1 55.2 60 44.1 55.2 60 47.3 59.1 60 54.7 68.3 70 54.7 68.3 70 Cooling w/ Electric Reheat 460/3/60 No 45.5 56.9 60 45.5 56.9 60 49.4 61.8 70 54.4 68.0 70 54.4 68.0 70 460/3/60 Yes 46.7 58.4 60 46.7 58.4 60 50.6 63.3 70 55.6 69.5 70 55.6 69.5 70 575/3/60 No 36.4 45.5 50 36.4 45.5 50 39.5 49.4 50 43.5 54.4 60 43.5 54.4 60 575/3/60 Yes 37.3 46.7 50 37.3 46.7 50 40.5 50.6 60 44.5 55.6 60 44.5 55.6 60 Cooling w/ Humidification 460/3/60 No 20.1 25.1 30 20.1 25.1 30 24.0 30.0 30 33.3 41.6 45 33.3 41.6 45 460/3/60 Yes 21.3 26.6 30 21.3 26.6 30 25.2 31.5 35 34.5 43.1 45 34.5 43.1 45 575/3/60 No 16.2 20.2 25 16.2 20.2 25 19.3 24.1 25 26.7 33.4 35 26.7 33.4 35 575/3/60 Yes 17.1 21.4 25 17.1 21.4 25 20.3 25.3 30 27.7 34.6 35 27.7 34.6 35 Cooling Only 460/3/60 No 11.6 14.5 15 11.6 14.5 15 15.5 19.4 20 20.5 25.6 30 20.5 25.6 30 460/3/60 Yes 12.8 16.0 20 12.8 16.0 20 16.7 20.9 25 21.7 27.1 30 21.7 27.1 30 575/3/60 No 9.4 11.7 15 9.4 11.7 15 12.5 15.6 20 16.5 20.6 25 16.5 20.6 25 575/3/60 Yes 10.3 12.9 15 10.3 12.9 15 13.5 16.8 20 17.5 21.8 25 17.5 21.8 25 Model Note 1: Standard 1 KAIC rating, optional KAIC ratings available. Note 2: For voltages not shown, please consult factory. 14

Floor Mounted Air Conditioners Model With Voltage Condensate CFD-510-C1 CFD-630-C1 CFD-730-C1 Pump FLA MCA MFS FLA MCA MFS FLA MCA MFS Cooling w/ Electric Reheat & Humidification 460/3/60 No N/A N/A N/A 460/3/60 Yes N/A N/A N/A 575/3/60 No N/A N/A N/A 575/3/60 Yes N/A N/A N/A Cooling w/ Electric Reheat 460/3/60 No N/A N/A N/A 460/3/60 Yes N/A N/A N/A 575/3/60 No N/A N/A N/A 575/3/60 Yes N/A N/A N/A Cooling w/ Humidification 460/3/60 No N/A N/A N/A 460/3/60 Yes N/A N/A N/A 575/3/60 No N/A N/A N/A 575/3/60 Yes N/A N/A N/A Cooling Only 460/3/60 No 25.7 32.1 35 34.1 42.6 45 42.5 53.1 60 460/3/60 Yes 26.9 33.6 35 35.3 44.1 45 43.3 54.1 60 575/3/60 No 20.7 25.8 30 27.4 34.2 35 34.1 42.6 45 575/3/60 Yes 21.6 27.0 30 28.3 35.4 40 34.7 43.4 45 Note 1: Standard 1 KAIC rating, optional KAIC ratings available. Note 2: For voltages not shown, please consult factory. Electrical Data 15

CyberAiR CFD/CFU-C CFD-060/090-C Downflow Vertical Air Conditioner Free Return or with optional Ducted Return 77.4 Dimensional Data - CFD-060/090-C 40.3 40.3 77.4 75.6 75.6 76.2 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 76.2 Note: Standard piping connections terminate inside the cabinet at the bottom, right hand side. Top right hand side and bottom left hand side piping are available as an option. A 75.6 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 15.0 14.0 18.0 A 75.6 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 16

CFD-120-C Downflow Vertical Air Conditioner Free Return or with optional Ducted Return Floor Mounted Air Conditioners 89.1 76.2 40.3 40.3 A 89.1 87.3 87.3 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 76.2 87.3 Note: Standard piping connections terminate inside the cabinet at the bottom, right hand side. Top right hand side and bottom left hand side piping are available as an option. Dimensional Data - CFD-120-C A 87.3 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 15.0 14.0 18.0 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 17

CyberAiR CFD/CFU-C CFD-150/180/190/230-C Downflow Vertical Air Conditioner Free Return or with optional Ducted Return 118.4 Dimensional Data - CFD-150/180/190/230-C 40.3 40.3 A Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) A 118.4 116.6 116.6 116.6 116.6 76.2 76.2 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Note: Standard piping connections terminate inside the cabinet at the bottom, right hand side. Top right hand side and bottom left hand side piping are available as an option. Minimum Maximum 15.0 14.0 18.0 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 18

CFD-280-C Downflow Vertical Air Conditioner Free Return or with optional Ducted Return Floor Mounted Air Conditioners 118.4 88.1 50.2 50.2 A 48.0 48.0 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) A 118.4 116.6 116.6 48.0 116.6 88.1 48.0 116.6 Note: Piping connections terminate inside the cabinet at the bottom, right hand side (standard). As an option, piping connections may be furnished inside the cabinet at the bottom left hand side. Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 42.0 41.0 44.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. Dimensional Data - CFD-280-C 19

CyberAiR CFD/CFU-C CFD-310-C Downflow Vertical Air Conditioner Free Return or with optional Ducted Return 36.0 36.0 36.0 Dimensional Data - CFD-310-C 50.2 50.2 48.0 50.2 118.4 118.4 48.0 118.4 116.6 116.6 48.0 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 48.0 88.1 88.1 116.6 A 116.6 48.0 88.1 Note: Piping connections terminate inside the cabinet at the bottom, right hand side (standard). As an option, piping connections may be furnished inside the cabinet at the bottom left hand side. 48.0 A 116.6 CFD-310-C A 116.6 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 24.0 23.0 26.0 36.0 35.0 38.0 42.0 41.0 44.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 20 CFD-310-C

CFD-360-C Downflow Vertical AIR Air IN Conditioner Free Return or with optional Ducted Return Floor Mounted Air Conditioners 36.0 36.0 50.2 50.2 48.0 50.2 127.9 126.0 Adjustable Floor Stand, Non-Seismic 48.0 A 126.0 (Seismic Rated Floor Stand is Available) CFD-360-C 127.9 48.0 127.9 126.0 48.0 88.1 A 126.0 126.0 A 126.0 48.0 36.0 88.1 48.0 88.1 Note: Piping connections terminate inside the cabinet at the bottom, right hand side (standard). As an option, piping connections may be furnished inside the cabinet at the bottom left hand side. Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 24.0 23.0 26.0 36.0 35.0 38.0 42.0 41.0 44.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. Dimensional Data - CFD-360-C CFD-360-C 21

CyberAiR CFD/CFU-C CFD-510/630/730-C Downflow Vertical Air Conditioner Free Return or with optional Ducted Return 36.0 36.0 Dimensional Data - CFD-510/630/730-C 65.7 65.7 65.7 63.8 63.8 154.0 63.8 154.0 154.0 152.1 152.1 Adjustable Floor Stand, Non-Seismic (Seismic A Rated Floor Stand is Available) 152.1 36.0 96.0 63.8 63.8 96.0 152.1 96.0 (2) INLET, (2) OUTLET (2) INLET, (2) OUTLET (Model CFD-630-D Fans Shown For Reference) Note 1: Piping connections terminate inside the cabinet at the bottom, right hand side (standard). As an option, piping connections may be furnished inside the cabinet at the bottom left hand side. (2) INLET, (2) OUTLET A 63.8 152.1 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 36.0 35.0 38.0 CFD-510-630-730-C 42.0 41.0 44.0 A 152.1 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 22 CFD-510-630-730-C

Floor Mounted Air Conditioners CFU-060/090-C Upflow Vertical Air Conditioner Ducted or provided with optional 2 or 3-way Plenum Box 77.4 OPTIONAL HOT WATER REHEAT PLENUM 3.0 OPTIONAL HOT WATER REHEAT PLENUM 40.3 77.4 40.3 75.6 Note: Standard piping connections terminate outside the cabinet at the top, 75.6 right hand side. Top, left hand piping is available as an option. 76.2 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 88.1 Dimensional Data - CFU-060/090-C Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 15.0 14.0 18.0 18.0 17.0 21.0 A 75.6 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 23

CyberAiR CFD/CFU-C CFU-120-C Upflow Vertical Air Conditioner Ducted or provided with optional 2 or 3-way Plenum Box 89.1 OPTIONAL HOT WATER REHEAT PLENUM 3.0 OPTIONAL HOT WATER REHEAT PLENUM Dimensional Data - CFU-120-C 40.3 89.1 40.3 87.3 Note: Standard 87.3 piping connections terminate outside the cabinet at the top, right hand side. Top, left hand piping is available as an option. 76.2 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 88.1 A 87.3 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 15.0 14.0 18.0 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 24

Floor Mounted Air Conditioners CFU-150/180/190/230-C Upflow Vertical Air Conditioner Ducted or provided with optional 2 or 3-way Plenum Box OPTIONAL HOT WATER REHEAT PLENUM 3.0 OPTIONAL HOT WATER REHEAT PLENUM 40.3 A 118.4 40.3 116.6 118.4 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 116.6 76.2 116.6 Note: Standard piping connections terminate outside the cabinet at the top, right hand side. Top, left hand piping is available as an option. 88.1 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 15.0 14.0 18.0 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Dimensional Data - CFU-150/180/190/230-C Other Floor Stand Heights Optionally Available. 25

CyberAiR CFD/CFU-C CFU-280-C Upflow Vertical Air Conditioner Ducted or provided with optional 2 or 3-way Plenum Box OPTIONAL HOT WATER REHEAT PLENUM 118.4 3.0 OPTIONAL HOT WATER REHEAT PLENUM Dimensional Data - CFU-280-C 50.2 48.0 118.4 49.9 48.0 116.6 Adjustable Floor Stand, Non-Seismic (Seismic Rated Floor Stand is Available) 88.1 116.6 96.0 (OVERALL Note: Standard piping connections terminate outside the cabinet at the top, right hand side. AIR Top, OUT left hand piping is available as an option. A 48.0 116.6 Adjustable Floor Stand Height Dimensions (inches) Nominal Height Minimum Maximum 15.0 14.0 18.0 18.0 17.0 21.0 24.0 23.0 26.0 36.0 35.0 38.0 48.0 47.0 50.0 Other Floor Stand Heights Optionally Available. 26

Plenum Box Floor Mounted Air Conditioners Plenum Boxes (Upflow Units) Nominal (inches) Dim B Minimum (inches) Dim C Maximum (inches) CFU-060 18.5 77.4 38.7 CFU-090 18.5 77.4 38.7 CFU-120 18.5 89.1 38.7 CFU-150 24 118.4 38.7 CFU-180 24 118.4 38.7 CFU-190 24 118.4 38.7 CFU-230 24 118.4 38.7 CFU-280 24 118.4 48.1 Plenum Extension Box (Plenum extension boxes may be stacked) Plenum Extension Boxes (Downflow Units) Seismic Rated Floor Stands (Available For Any Size Cabinet) Nominal (inches) Dim B Minimum (inches) Dim C Maximum (inches) CFD-060 24, 36 or 48 77.4 38.8 CFD-090 24, 36 or 48 77.4 38.8 CFD-120 24, 36 or 48 89.1 38.8 CFD-150 24, 36 or 48 118.4 38.8 CFD-180 24, 36 or 48 118.4 38.8 CFD-190 24, 36 or 48 118.4 38.8 CFD-230 24, 36 or 48 118.4 38.8 CFD-280 24, 36 or 48 118.4 48.1 CFD-310 24, 36 or 48 118.4 48.1 CFD-360 24, 36 or 48 127.9 48.1 CFD-510 24, 36 or 48 154.0 63.9 CFD-630 24, 36 or 48 154.0 63.9 CFD-730 24, 36 or 48 154.0 63.9 Note: Taller plenum boxes are optionally available. Plenums/Seismic Floor Stands Typical Seismic Rated Floor Stand Typical Enclosed, Seismic Rated Floor Stand (Enclosed, non-seismic rated Floor stands also available) 27

CyberAiR CFD/CFU-C Product Guide Specifications STULZ CyberAiR Series 60-730 kw CW CFD/CFU Floor Mounted Precision Air Conditioners SUMMARY This specification describes requirements for a precision environmental control system. The STULZ CyberAiR floormounted air conditioning system shall provide precision temperature and/or humidity control for computer rooms or rooms containing telecommunications or other highlysensitive heat load equipment where continuous 24 hour a day, 365 days a year air conditioning is required. Designed for front access, CyberAiR systems require minimum floor space. The units are designed with a wide range of options to handle both precision and comfort cooling applications. DESIGN REQUIREMENTS The environmental control system shall be a STULZ CyberAiR factory-assembled unit. The unit shall be designed for corner installation, requiring front access through hinged and removable front access panels. No allowance for side service access shall be required. CyberAiR units are especially adapted for both raised and non-raised floors. The air handling system shall be specifically designed for high sensible heat ratio. Each system shall be capable of handling CFM. The unit shall have a total cooling capacity of BTU/H, and a sensible cooling capacity of BTU/H based on entering air conditions of F dry bulb and F wet bulb. The main fan motors shall be HP. The unit shall have a power supply of volts /phase/ frequency. QUALITY ASSURANCE The manufacturer shall maintain a set of international standards of quality management to insure product quality. Each system shall be subjected to a complete operational and functional test procedure at the factory prior to shipment. CABINET Down-Flow: Access panels shall be fabricated from 18 gauge galvannealed steel. Door jambs and top cabinet frame shall be fabricated from 16 gauge galvannealed steel. Bottom cabinet frame shall be fabricated from 10 gauge galvannealed steel. Up-Flow: Access panels shall be fabricated from 18 gauge galvannealed steel. Door jambs shall be fabricated from 16 gauge galvannealed steel. Top and bottom cabinet frame shall be fabricated from 10 gauge galvannealed steel. The panels shall be lined with 1/2 (13 mm), 2 lb (.90 kg), high-density sound and thermal insulation and sealed with a self-extinguishing gasket conforming to NFPA 90A and 90B. The main unit color shall be black, extra fine texture. AIR FLOW PATTERNS Down-Flow: The air conditioner shall be configured for a down-flow air pattern with free return air to the top and conditioned supply air discharge through bottom of the system into the raised floor. Up-Flow: The air conditioner shall be configured for an up-flow air pattern with free return air through front filtered grille and conditioned supply air through the top of the unit. Air Filtration All units shall be supplied with disposable air filters classified as UL 900 or UL 586. Filters shall be 4 deep (nominal). Filters shall be pleated with a Minimum Efficiency Reporting Value (MERV) of 8. Filters shall be installed in a front accessible, steel holding frame, and accessible through the front of the unit. Optional: Filters rated up to MERV 11, shall be available. MECHANICAL COMPONENTS Backward Inclined, Plenum Style Fan, With an EC Motor The blower(s) shall be direct driven, single inlet, backward curved centrifugal fan with an electronically commutated motor for maintenance free operation. The motor shall include: integrated electronic control board and direct microprocessor control signaling for fan speed control, soft- 28

Floor Mounted Air Conditioners starting capabilities, RS-485 BUS connection, and integrated current limitations. Each fan shall be low noise, low vibration manufactured with an anti-corrosive aluminum impeller. Each fan impeller shall be dynamically and statically balanced in two planes to minimize vibration during operation. Chilled Water Cooling Coil The coil shall be constructed of seamless drawn copper tubes, mechanically bonded to tempered aluminum fins with enhanced fin design for maximum heat transfer, and mounted in a stainless steel condensate drain pan. The coil shall be designed for a maximum of 500 ft./min. face velocity. The water circuit shall be designed to distribute water into the entire coil face area. MODULATING CW CONTROL VALVES 2-Way Chilled Water Control Valve (Standard) A two-way fully modulating control valve shall be factory installed and wired. The two-way chilled water modulating valve shall automatically meter the flow of chilled water to the cooling coil in response to a proportional signal (0-10 VDC) provided to the valve by the microprocessor controller. The pressure rating of the valve shall be maximum of 600 psig w.w.p. Manual override capabilities shall be included on the actuator drive. 3-Way Chilled Water Control Valve (Optional) A 3-way modulating valve shall be factory piped and wired. The three-way modulating valve shall automatically meter the flow of chilled water to the cooling coil as needed for cooling load control, the remaining flow shall bypass the chilled water coil. A proportional control signal ( 0-10 VDC ) is provided to the valve by the unit s controller. The pressure rating of the valve shall be maximum of 400 psig w.w.p. Manual override capabilities shall be included on the actuator drive. Differential Temperature Flow (Standard) Factory mounted and wired NTC temperature sensors for inlet and outlet chilled water temperatures shall be provided. The sensors shall supply input signals to the system controller for the purpose of indicating the entering and leaving CW temperature in a status display screen. The controller shall provide a loss of flow alarm in the event the inlet/outlet temperature difference is within 3 F (adjustable) during chilled water valve operation. Steam Generating Humidifier (Standard) The humidifier shall be a self-contained atmospheric steam generator. The humidifier assembly shall include an integral fill cup, fill and drain valves, disposable steam cylinder and associated piping. The humidifier shall be equipped with an auto adaptive control system to optimize water conductivity, control automatic drain/flush cycles, minimize energy waste and maximize cylinder life. Drain water tempered fill water shall insure drains do not exceed 140 F during operation. The humidifier shall have modulating output between 20% and 100% of rated capacity. Dehumidification Cycle (Standard) The system shall be provided with a dehumidification control mode. The chilled water valve shall be opened to allow chilled water flow when a dehumidification demand exists. Moisture is condensed on the cooling coil and discharged through the condensate drain. Reheat (electric) shall be provided to offset sensible cooling during the dehumidification cycle. Electric Heat/ Reheat (Standard) A factory mounted and wired low-watt density, plated fintubular design electric resistance heater shall be included to provide automatic sensible re-heating as required during the dehumidification cycle and automatic heating mode. Electric heaters shall be provided with miniature thermal/magnetic circuit breakers, which shall protect each ungrounded conductor. Also included will be one automatic reset and one manual reset over-temperature safety device (pilot duty). Hot Water Reheat/Heat (Optional) A factory-installed, copper tube, aluminum fin heat/reheat coil and 2-way control valve shall be provided to control the flow of hot water for automatic sensible reheating mode during the dehumidification cycle and automatic heating mode as required. SCR Fired Reheat/Heat (Optional) The electric heat/reheat shall be controlled through a Zero Firing Silicon Controlled Rectifier (SCR) with an extruded aluminum heat sink and solid state logic system to provide close dry bulb temperature control of the leaving conditioned air temperature. Proportional (0-10 VDC) microprocessor controls shall be provided with the SCR Fired Electric Reheat option. Product Guide Specifications 29

Product Guide Specifications CyberAiR CFD/CFU-C ELECTRICAL SYSTEM The electrical system shall conform to National Electrical Code requirements. The control circuit shall be 24 volts AC, wire in accordance with NEC Class II requirements. The control circuit wire shall not be smaller than 18 AWG. All wiring shall be neatly wrapped and routed in bundles. Each wire shall end with a service loop and be securely fastened by an approved method. Each wire in the unit shall be numbered for ease of service tracing. All electrically actuated components shall be easily accessible from the front of the unit without reaching over exposed high voltage components or rotating parts. Each high voltage circuit shall be individually protected by circuit breakers or manual motor starters on all three phases. The blower motor shall have thermal and short circuit protection. Line voltage and 24 volt control circuit wiring shall be routed in separate bundles. The electric box shall be positioned for service convenience and shall include all the contactors, starters, fuses, circuit breakers, terminal boards and control transformer required for operation of the STULZ unit and shall allow for full service access. Main Power Service Switch The indoor CyberAiR Chilled Water model shall be provided with a unit mounted main power service switch. Remote Stop/Start Contacts Included in the system s electrical control circuit shall be a 2-pin terminal connection for remote stop/start of the CyberAiR CW air conditioner by remote source. Manual Control Override Switch (Optional) A front panel mounted keyed override switch shall allow full fan operation and 100 % chilled water valve position once engaged in the unlikely event of a controller failure. Automatic Dual Power Transfer Switch (Optional) Two individual main power input disconnect switches shall be provided, one for each incoming power source. In the event the primary power fails or a phase loss/imbalance occurs, the automatic transfer switch immediately transfers power to the secondary power source. Once the primary power has been restored, the transfer switch automatically shifts the power load back to the primary power. The transfer time from one source to the other is user adjustable to allow staging or sequence restart of load. In addition to the automatic transfer switch function, the local controller display shall indicate which power source has failed. This indication is a visual depiction that allows the user to determine the status of the input source. This status shall be conveyed thru the BMS serial communications link. A thru-the-door indicator light shall be included for a fast and local notification of available power sources. AIR CONTROL EC Fan Speed Control The system shall include a variable fan speed control package. The unit s controller shall permit control of the fan speed from 100% rated air volumetric flow rate to a user define minimum fan speed setting. Minimum and maximum fan speed settings shall be user adjustable. User configured control sequences shall be available for fan speed energy savings control. Fail Safe Mode In the event of a fan failure, the controller shall automatically enable all remaining EC fans to increase to the maximum fan speed setting. E² SERIES CONTROLLER DESCRIPTION General The advanced microprocessor based E² Series controller shall be equipped with flexible software capable of meeting the specific needs of the application. The setpoints shall be default and their ranges shall be easily viewed and adjusted from the user interface display. The program and operating parameters shall be permanently stored on a non-volatile system in the event of power failure. The controller shall be designed to manage temperature and relative humidity (RH) levels to a user defined setpoint via control output signals to the CW system. Control parameters have variable outputs from 0 to 100% of the full rated capacity. The controller shall receive inputs for measurable control conditions (temperature, relative humidity, and dew point) via return air or room mounted sensors. The internal logic will then determine if the conditions require cooling, humidification or dehumidification. Control setpoints shall be established to maintain design conditions of the installation. The controller will respond accordingly to changes in these conditions and control the output/demand for the appropriate mode of operation until user defined conditions are achieved. 30

Floor Mounted Air Conditioners Field Configurable The program for the E² Series controller shall be field configurable, allowing the operator the capability of selecting control setpoints specific to the application. Operator interface for the E² controller is provided via a door mounted user interface display panel. The display panel shall have a backlit LCD graphical display and function keys giving the user complete control and monitoring capability of the precision cooling system. The menu driven interface shall provide users the ability to scroll through and enter various menu screens. Password Protection Access to the Info Menu, Alarms Log, and the ability to monitor room conditions shall be allowed without the use of a password. Modifications to the control setpoints shall require the use of a password. The controller shall be programmed to recognize predetermined security levels before allowing access to display screens containing critical variables. Three secured menu levels (Control, Service and Factory) will support unique passwords that must be entered to access the menu screens so only authorized personnel may perform modifications to the settings. Restorable Parameters/Factory Defaults Upon initial start-up the CW system shall operate using the setpoints programmed by the factory. The customer may enter new operating parameters in the Control menu and the system will then operate accordingly. The new setpoints may be stored as, Customer Default Setpoints. The primary setpoints entered by the factory still remain stored in the controllers memory as, Factory Setpoints. The setpoints for the system may be re-adjusted in the Control menu at any time. If it becomes necessary, the customer may restore the setpoints back to the Customer Default setpoint values or to the original Factory (primary) setpoint values. Timer Feature The timer shall allow the user to set up an operating schedule to automatically scale back or shut down the air conditioner during low demand or unoccupied periods. This is an energy saving feature offering the user the ability to create an operating schedule tailored to the needs of the building. An evening (night-setback) schedule may also be created, allowing the CW system to operate at night with relaxed temperature/humidity setpoints and offsets. A/C Grouping plan Operation Multiple STULZ CyberAiR system controllers shall be able to be connected (grouped) to a plan local network, allowing the communication of data and information from each controller to a central control terminal or Lead controller. The Lead controller display screens can be used to monitor and adjust group control variables for the individual system controllers. Each E² controller connected to the plan network shall be identified with its own unique address. Multiple STULZ CyberAiR systems consisting of up to eight STULZ precision air conditioners equipped with like controllers may be controlled and monitored via the E² series controller. With multiple STULZ CyberAiR systems each unit can selectively be configured as Active to operate as a primary A/C, Capacity Assist for staged operation, or as Standby to come online in case of a failed air conditioning unit to ensure continuous availability. The controller may also be configured to rotate units with timed duty cycling to promote equal run-time and assure that each STULZ CyberAiR system within the rotating group is operationally exercised on a periodic timed basis. BMS Interface (Optional) The E² series controller shall incorporate a 10 Mbps communication interface port that can be field connected through a serial interface to a Building Management System via Modbus, BACnet, SNMP, or HTTP as configured by the factory. A controller interfaced to a network must be configured for BMS communication. Alarms Alarm conditions shall activate a red LED indicator that backlights the alarm function key. As an option, an alarm condition may also be enunciated by an audible alarm signal. An alarm is acknowledged by pressing the alarm key. This calls up alarm display screens that provide a text message detailing the alarm conditions. After an alarm condition is corrected, the alarm can be cleared by pressing the alarm key. Large Bezel Display Panel- Touch Screen The large bezel touch screen user interface display panel features a high resolution backlit liquid-crystal graphical display equipped with contrast adjustment and LED illuminated function keys. The screens that appear on the user interface display panel present data that originates from the controller I/O module. The controller is operated via a round membrane type keypad and offers an alarm log plus four different interface menu levels to the operator: Information, Control, Service, and Factory. These menus permit the user to easily view, control, and configure operating parameters for the STULZ CyberAiR system. Product Guide Specifications 31

CyberAiR CFD/CFU-C Product Guide Specifications E² Constant Contact (Optional) The control package shall include a STULZ Constant Contact short term power supply for the E² Series Controller to allow the controller to manage the power transfer switch from one primary power source to another while maintaining communications with an active monitoring system. The E² Constant Contact shall permit a minimum of one minute ride thru period. The Constant Contact shall include LED indications for presence of power, low charge indication, and minimum backup time. OPTIONAL FEATURES STULZ CyberAiR floor-mounted air conditioning system standard features can be deleted and/or substituted with optional features to allow you the flexibility to select the configuration best suited for your application. Adjustable Floor Stand An adjustable floor stand shall be provided to allow for ease of installation of the STULZ CyberAiR floor-mounted air conditioning system onto a raised floor environment. Floor stand height shall be adjustable. The floor stand shall ship separately for field installation. Enclosed Floor Stand A factory provided enclosed floor stand shall be factory constructed full cabinet length and pre-fabricated within the support structure for one-way front air discharge. Seismic Rated Floor Stand The unit floor stand shall be constructed and rated for use to the install site seismic performance requirements. Condensate Pump A condensate pump shall be factory installed within the STULZ CyberAiR floor-mounted air conditioning system for automatic removal of condensate and humidifier flush water (if applicable). The condensate pump shall include an internal overflow safety float which, when wired to the STULZ CyberAiR unit s remote stop/start terminals, shall open the unit s control circuit, thereby shutting the unit down in the event of a condensate overflow. The condensate pump shall be specifically designed to operate with the higher condensate temperatures caused by the flush and drain cycle of the electrode canister humidifiers. Smoke Detection A photo-electric smoke detector shall be factory installed and wired in the return air section of the STULZ CyberAiR floormounted air conditioning system. The photo-electric detector shall include built-in circuitry that performs a functional test of all detection circuits at least once every 40 seconds without the need for generating smoke. The UL listed velocity range shall be 0-3000 fm. The air conditioner will shut down upon sensing smoke in the return air stream. Firestat The STULZ CyberAiR floor-mounted air conditioning system shall be provided with a factory wired and mounted firestat. The firestat will shut down the air conditioner upon sensing a high return air temperature. Supply Air Control The STULZ CyberAiR floor-mounted air conditioning system controller shall be provided with a temperature and humidity sensor factory unit mounted in the return air stream and a field installed supply air temperature and humidity sensor for supply air control capabilities. The controller shall provide the user an adjustable supply air control setpoint. Under Floor Pressure Control The STULZ CyberAiR floor-mounted air conditioning system shall permit variable fan speed control to a user defined external static pressure setting. A remote differential pressure transducer shall be provided to determine the static pressure, the system controller shall modulate fan speed to maintain an external static pressure setpoint. Remote Water Detector- Spot Type A remote single point water/leak detector shall be factory supplied and shall ship separately for field installation. Upon sensing a water leak, the normally closed water detector control circuit shall open, thereby shutting down the STULZ CyberAiR floor-mounted air conditioning unit s water producing components. Remote Water Detector- Dual Spot Type A dual remote single point water/leak detector shall be factory supplied and shall ship separately for field installation. Upon sensing a water leak, the normally closed water detector control circuit shall open, thereby shutting down the STULZ CyberAiR floor-mounted air conditioning unit s water producing components. 32

Remote Water Detector- Strip Type A 20 ft. in length remote strip/cable type water/leak detector shall be provided for remote field installation. In addition to the 20 ft. sensing cable, a 24 volt water detector power module shall require field mounting and wiring to the factory provided terminal connection. Upon sensing a water leak, the normally closed water detector control circuit shall open, thereby shutting down the STULZ CyberAiR floor-mounted air conditioning unit s water producing components. Top Discharge Plenum Box (Upflow Units Only) A 2 or 3-way plenum discharge box shall be provided. The plenum box shall include double-deflecting, adjustable grilles. Floor Mounted Air Conditioners High Short Circuit Current Rating The STULZ CyberAiR floor-mounted air conditioning system shall be rated for a short circuit current rating for a minimum of. The higher short circuit current rating shall include safe touch fusing upstream of the unit s main power disconnect switch. Air-Side Economizer Controls The STULZ CyberAiR floor-mounted air conditioning system controller shall be equipped with a unique air-side economizer mode for applications utilizing outdoor air-side economizing. The STULZ Air-Side economizer control package shall include an outdoor temperature and humidity sensor, remote space return air sensor, and supply air sensor for proper control during economizer operation. Individual discrete analog output signals (0-10 VDC) are available to allow control of the external outdoor air intake damper and exhaust relief provisions. Control settings shall be included for both temperature and humidity properties of the outdoor air. A damper signal lockout shall be included if the outdoor air conditions reaches user adjustable limits. The economizing damper signal shall allow a minimum output setting for minimum outside air control to meet ventilation requirements. Product Guide Specifications CODE CONFORMANCE The supplied system shall be provided with the following compliance approvals: ETL/CETL UL Listed to UL 1995 and CSA C22.2 No.236 MEA # 433-00-E 33

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CyberAiR CFD/CFU-C Production Facilities: U.S.A. Germany Italy China India STULZ mission is to be the premier provider of energy efficient temperature and humidity control solutions for mission critical applications. STULZ Air Technology Systems, Inc. 1572 Tilco Drive, Frederick, Maryland 21704 Phone: 301.620.2033 Fax: 301.662.5487 E-mail: info@stulz-ats.com www.stulz.com Registered ISO9001 Quality System ISO-9001 Quality Management System - Requirements 36 May, 2015 QECS009D Specifications subject to change without notice.