SECTION FIRE PUMPS 1.00 PART 1 & GENERAL Description of Work. A. Provide pumps for fire suppression Section Includes

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1 SECTION Formatted 1.00 PART 1 & GENERAL 1.01 Description of Work A. Provide pumps for fire suppression Section Includes A. Single Stage, Double Suction, 8100 Series Horizontal Splitcase Fire Pump RELATED DOCUMENTS: A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Specification Sections, apply to this Section. Section & Submittals Section & Pipe and Fittings Section & Mechanical General Requirements Section & Electric Motors Section & Electrical General Requirements Section & Fire Pump Controllers Section & Jockey Pumps Section & Controller Jockey Pump 1.03 Quality Assurance A. All equipment or components of this specification section shall meet or exceed the requirements and quality of the items herein specified, or as denoted on the drawings. B. The fire pump shall be assembled by the pump manufacturer. An assembler of fire pumps not engaged in the design and construction of fire pumps shall not be considered as a fire pump manufacturer. The manufacturer shall assume Unit Responsibility for the complete fire pump. Unit responsibility shall be defined as responsibility for interface and successful operation of all system components supplied by the pumping system manufacturer. C. Ensure pump pressure ratings are at least equal to system s maximum operating pressure at point where installed, but not less than specified. D. The manufacturer shall have a minimum of 20 years experience in the design and construction of fire pump systems. E. The manufacturer shall carry a minimum product liability insurance of $2,000,000 per occurrence, with an aggregate product liability of $6,000,000. F. Equipment provider shall be responsible for providing certified equipment start&up and, when noted, an in the field certified training session. This pump start&up shall be by the pump manufacturer or a certified factory&trained representative per NFPA 20, Section 11&2. This start&up shall include verification of proper installation, system initiation, adjustment and fine tuning. Start&up shall not be considered complete until the sequence of operation, including all alarms, has been sufficiently demonstrated to the owner or owner s designated representative. This job site visit shall occur only after all hook&ups, tie&ins, and terminations have been completed and signed off on the manufacturer s start&up request form & 1

2 1.04 Product Handling A. Protection: Use all means necessary to protect equipment before, during, and after installation in accordance with manufacturer s storage, installation and maintenance instructions Regulatory Requirements A. National Fire Protection Association (NFPA 20) B. Factory Mutual (FM) C. Institute of Electrical and Electronic Engineers (IEEE) D. National Electrical Manufacturers Association (NEMA) E. American Society for Testing and Materials (ASTM) F. National Electric Code (NEC) G. Occupational Safety and Health Administration (OSHA) H. ANSI/HI standards I. Underwriters Laboratories, Inc Submittal A. Submit each item in this article according to the Conditions of the Contract and Specifications Sections B. Submit manufacture s installation instructions under provisions of General Conditions. C. Product Data including certified performance curves and rated capacities of selected models, weights (shipping, installed, and operating), furnished specialties, and accessories. Indicate pump s operating point on curve. D. Hanging and support requirements should follow the recommendations in the manufactures installation instructions Operation and Maintenance Data A. All equipment or components of this specification section shall meet or exceed the requirements and quality of the items herein specified, or as denoted on the drawings Delivery, Storage, and Handling A. Deliver materials to the site in such a manner as to protect the materials from shipping and handling damage. Provide materials on factory provided shipping skids. Materials damaged by the elements should be packaged in such a manner that they could withstand short&term exposure to the elements during transportation. Store materials in clean, dry place and protect from weather and construction traffic. Handle carefully to avoid damage Warranty: A. Provide a minimum one (1) year warranty from the date of operation or eighteen (18) months from the date of shipment on the product, whichever comes first Commissioning A. This section specifies a system or a component of a system being commissioned as defined in Section Commissioning. Testing of these systems is required, in cooperation with the Owner and the Commissioning Authority. Refer to Section Commissioning for detailed commissioning requirements & 2

3 2.00 PART 2 & PRODUCTS A. The specifying engineer reserves the right to specify a primary supplier/lead spec manufacturer on all supplied schedule and specification documents. These primary suppliers have lead their respective industry in research and development and their products have had proven track records in the field. These primary suppliers, in the opinion of this engineering firm, produce a superior product to the other manufactures Single Stage, Double Suction, Horizontal Splitcase 8100 Series Fire Pumps A. Manufacturer The pump(s) shall conform to the standards of NFPA 20 latest edition for the Installation of Centrifugal Fire Pumps. Acceptable manufacturers include AC Fire Pump, Peerless, Synchro, Peterson. B. Double Suction Horizontal Split&case Pump 1. The pump will provide a rated capacity of 1,000 GPM and a differential pressure of 70 PSI. At 150% of rated capacity, the pump shall develop at least 65% of its rated head and shall not exceed 140% of the rated head at zero capacity. The pump shall be tested at the factory and a test curve shall be submitted showing the performance and horsepower requirements based on this test before final acceptance. 2. The pump shall be a single stage, double suction, horizontally split case design, in cast iron bronze fitted construction with packing bearing directly on a bronze shaft sleeve. The casing shall be (close& grained cast iron ASTM A48 Class 35A for working pressures up to 175 psig), (ductile iron for working pressures up to 400 psig), and shall be of axially&split design with suction and discharge flanges and mounting feet cast integral with the lower half casing. Tapped and plugged holes shall be provided for priming, vent drain and gauge connections. The pump internals shall be capable of being serviced by removing the upper half casing without disturbing the piping connections or packing area. Flanges shall be 125# or 250# per ANSI B16.1 Standard. Suction and discharge shall be on a common centerline in both horizontal and vertical planes. 3. The impeller shall be of the enclosed double suction type made of bronze ASTM B584&875 non& overloading in operating characteristics utilizing the motor service factor, statically or dynamically balanced. The impeller shall be keyed to the shaft and positioned axially by the shaft sleeves, which are, in turn, locked in place by shaft nuts. 4. The shaft shall be made of SAE&1045 Steel or better, and of ample size to operate under load with a minimum of deflection. Shaft shall not be threaded anywhere inside the pump casing. 5. The shaft sleeve shall be made of bronze ASTM B584&932 and shall be locked in place by threaded, bronze shaft sleeve nuts. An O &ring shall be furnished under the sleeve to prevent leakage. 6. Stuffing box housing/bearing brackets shall be made of cast iron ASTM A48 Class 25A or Class 30A separate from the casing. Stuffing boxes shall not be split, but machined of one concentric piece to ease sealing. Stuffing box/bearing brackets will be drilled and tapped for drain connection. The stuffing box shall consist of graphited acrylic yarn packing, and a split type gland to permit removal and access to packing. Ample space shall be provided for re&packing the stuffing box. 7. Piping, valve and seal cages (if necessary) can be supplied to provide packing lubrication and shall be mounted on the upper half of the casing. Flush from an external source shall also be possible for lubrication and/or cooling & 3

4 8. Casing rings shall be made of bronze ASTM B584&932 and shall be installed with an anti&rotation device and designed to restrict leakage across the ring fit. 9. Bearings shall be grease lubricated ball type, single row inboard, double row outboard, selected to carry radial and thrust loads. The outboard bearing shall be retained by a bearing locknut and lockwasher. (Snap rings are not acceptable). The bearings, (inboard and outboard) shall be replaceable without opening the pump casing. 10. Bearing housings are made of cast iron ASTM A48 Class 25A or Class 30A, bolted to the ends of the bearing bracket/stuffing box and shall be male&female fitted for a full 360 degrees to assure positive alignment. The housings shall provide a fit for the inboard bearing that allows freedom for thermal expansion while the outboard bearing shall be clamped in place to take all thrust loads and keep the rotating element in its proper axial location. Openings for adding new grease and draining old grease shall be provided. 11. Baseplate shall be steel with or without drip pan, sufficiently rigid to support the pump and the driver. Final alignment of pump and driver shall be made after grouting and installation, and shall be approved by customer prior to operation. 12. Coupling shall be of the manufacturer s choice and of the flexible type. Coupling hubs shall be secured to the driver and driven shafts by a set screw located over the key. 13. Coupling guard shall be the can type, all metal guard rated per ANSI B15&1, Section 8 and OSHA 1910&219 compliant. 14. The driver shall be mounted with the pump on a baseplate at the pump manufacturer s plant and shipped as one unit. 15. Pump rotation shall be clockwise or counterclockwise when viewed from the driver. 16. Nameplates and other data plates shall be all corrosion resistant and suitably secured to the pump. 17. Pump manufacturer shall be ISO9001 certified Accessories A. The 8100 Series Horizontal Splitcase Fire Pump shall be furnished with the following fittings as standard: 1. ¾ pilot operated casing relief valve 2. ¾ automatic air release valve 3. 4 dial, liquid filled suction and discharge gauges B. Other fittings and accessories will include the following: 1. Eccentric suction reducer (if required) 2. Concentric discharge increaser (if required) 3. 6 flush mount test header assembly with four (4) 2 ½ Hose Valves, finish to be polished chrome 4. 6 low suction control valve 2.03 Fire Pump Controller A. Manufacturer The electric fire pump controller and automatic power transfer switch will be manufactured by Tornatech and supplied by Vulcan Fire Systems, Inc. The electric fire pump controller will have a ViZi Touch operator interface. The fire pump controller shall be rated for 460v, 3 Phase, 60 Hz operation & 4

5 B. Listing and Approval The electric fire pump controller and automatic power transfer switch shall meet the latest NFPA 20 requirements, be listed with UL (in accordance with UL218, UL1008 and CSA C22.2 No. 14 Industrial Control Equipment), approved by FM Global (in accordance with approvals Class 1321/1323) and by the City of New York for fire pump service. C. Starting Method The electric fire pump controller and automatic power transfer switch shall be a full service combined manual and automatic type suitable for full voltage Across&the&Line starting of the electric fire pump motor. D. Short Circuit Withstand Rating The short circuit withstand rating of the electric fire pump controller and automatic power transfer switch shall be 100 ka RMS at 200V & 480V or 50 ka RMS at 600V. E. Enclosure The standard enclosure shall be NEMA type 2 (IP31). The enclosure shall incorporate a bottom entry gland plate for normal and alternate power and/or motor lead entrance. The gland plate shall be field removable and meet the same NEMA rating of the enclosure. Lifting lugs shall be provided. F. Power Circuit Components The electric fire pump controller and automatic power transfer switch shall be supplied with an across the line electric motor starter and the following power components for both the normal and alternate (emergency) power supply: 1. Voltage surge arrestor for normal 2. Motor rated combination isolating switch and circuit breaker assembly. Both the isolating switch and circuit breaker shall be rated not less than 115% of the motor full load current. 3. The circuit breaker overcurrent sensing shall be non&thermal type, magnetic only. 4. Locked rotor protector set to automatically trip the circuit breaker within 8 to 20 seconds at 600% of full load current. The locked rotor protector shall be factory calibrated, set and tested. 5. An automatic power transfer switch mechanically held and electrically operated. Manual operation of the transfer switch shall be provided by means of manual operating handle. G. Operational Components The electric fire pump controller and automatic power transfer switch shall be supplied with the following externally flange mounted components approved to match the NEMA rating of the enclosure: 1. Common operating handle for the isolating switch and the circuit breaker assembly for normal power 2. Common operating handle for the isolating switch and circuit breaker assembly for alternate (emergency) power 3. Mechanically interlocked with the enclosure door to prohibit access to the interior in the ON position 4. One Emergency Start and run handle mechanism, latchable in the ON position H. Touch Screen Operator Interface The electric fire pump controller and automatic power transfer switch shall be supplied with a 4.2 LCD color touch screen (HMI technology) operator interface powered by an embedded microcomputer with software PLC logic. The operator interface s touch screen shall allow navigation through the various operating screens. The following keypad type pushbuttons shall be provided: 1. Start 2. Stop 3. Run Test 4. Navigation 5. Help 6. Home 7. Alarm(s) 8. Settings/Configuration 9. History/Statistics & 5

6 The touch screen operator interface shall graphically display: 1. Normal and alternate (emergency) power voltage and amperage readings of all three (3) phases, simultaneously and independently displayed with true RMS technology 2. Transfer switch status 3. Motor starting transition 4. Motor stopped/running 5. Type of starting cause 6. Actuation mode 7. Type of controller 8. Method of shutdown 9. Time and date 10. Pump room temperature (*F or *C) 11. System pressure in five (5) different user selectable units of measure a. PSI b. kpa c. Bar d. Feet of Head e. Meter of Water The touch screen operator interface shall allow for the program and display of: 1. Cut&in and Cut&out pressure settings 2. Minimum run period timer 3. Sequential start timer 4. Periodic test timer The user shall be able to select the language of operation on&site Contextual HELP screens shall be accessible to the user while navigating through the operator interface I. Condition and Alarm Visual Indicators The touch screen operator interface shall visually indicate alarms and differentiate the criticalness by color code: 1. Normal and alternate (emergency) power phase reversal 2. Normal and alternate (emergency) power phase loss 3. Locked rotor 4. Fail to start 5. Transfer switch trouble 6. Normal and alternate (emergency) power loss 7. Service required 8. Undercurrent 9. Overcurrent 10. Under voltage 11. Over voltage 12. Phase unbalance 13. Periodic test cut&in not reached 14. Periodic test solenoid valve check 15. Faulty pressure transducer 16. Low water level 17. Low system (discharge) pressure 18. Pump on demand 19. Over pressure 20. Under pressure 21. Alternate (emergency) power isolating switch OFF 22. Alternate (emergency) power circuit breaker open & 6

7 23. Low pump room temperature J. Pressure and Event Recording The fire pump controller s touch screen operator interface shall be capable of logging pressure data and operational events with time and date stamp. It shall be able to display the last 500 operational events and display the pressure data in text and/or graphic form. Under regular maintained operation, pressure data and operational events can be stored in memory for up to 5 years. The data shall also be retrievable and downloadable to a flash memory disk via the USB port accessible to the user without having to open the controller door. General system information, events and alarms include the following: 1. Last service statistics a. Powered since b. On time c. Motor last run d. Motor run time e. Motor start count f. Minimum, maximum, average system PSI g. Minimum, maximum, average pump room temperature h. Generator last run i. Generator run time j. Transfer switch transfer count 2. All time statistics a. First power up b. First start up c. On time 3. Power statistics a. Voltage between phases with date stamp b. Amperage between phases with date stamp K. Wetted Parts (Pressure Transducers) The electric fire pump controller and automatic power transfer switch shall be supplied with two (2) pressure transducers and run test solenoid valve assembly. The pressure sensing line connection to the pressure transducer shall be ½ FNPT. The second pressure transducer is provided as a backup to the primary setup. This assembly shall be rated 500psi (calibrated at 0&300psi) working pressure and be externally mounted with a protective cover. The electric fire pump controller s operator touch screen programming shall be designed to switch pressure transducers in the event of a primary failure. L. Service/Flow Testing Capabilities The electric fire pump controller s touch screen operator interface shall have the capability of scheduling maintenance reminders. It shall also have the capability of inputting pump flow test data, generate and display the pump curve and store this information in memory for the lifetime of the controller. M. Connection for External Devices The electric fire pump controller and automatic power transfer switch shall provide terminals for the connection for the following external devices: 1. Manual remote start device 2. Automatic remote start device 3. Deluge valve start 4. Generator start signal N. Alarm Contacts for Remote Indication SPDT dry alarm contacts rated for 8A 250VAC for remote indication shall be provided for the following conditions: 1. Power or phase failure and/or circuit breaker in open position 2. Phase reversal & 7

8 3. Pump run (2x) 4. Common pump room alarm (field re&assignable) 5. Common motor trouble (field re&assignable) 6. Emergency power isolating switch in the OFF position 7. Transfer switch in normal position 8. Transfer switch in emergency position 9. Field programmable Removable alarm contact terminals shall be provided. O. Audible Alarm A 4 alarm bell rated for 85dB at 10ft (3m) shall sound during boot up and internal communication error Jockey Pump A. The contractor shall install a Gould, vertical inline, multiple stage jockey pump manufactured by A&C Fire Pump and supplied by Vulcan Fire Systems. The jockey pump will be installed in accordance with NFPA 20. B. The jockey pump shall be rated at 10% of the flow (GPM) and 15 PSI greater than the differential pressure of the main fire pump. The jockey pump shall be rated for 460v, 3 Phase, 60 Hz operation Jockey Pump Controller A. Manufacturer The jockey pump controller shall be manufactured by Tornatech and supplied by Vulcan Fire Systems. The jockey pump controller shall be rated for 460v, 3 Phase, 60 Hz. B. Approval and Listings The jockey pump controller shall meet the requirements of UL508A, CSA, and by the City of New York. C. Enclosure Rating The standard enclosure shall be NEMA 2 D. Operational Components The jockey pump controller shall be supplied with the following door mounted components approved to match the NEMA rating of the enclosure: 1. One main disconnect switch complete with door interlock and padlock provision in the OFF position 2. One Hand&Off&Auto rotary type selector switch The following control components shall be mounted inside the controller: 1. One magnetic across&the&line motor contactor rated for the jockey pump motor horsepower 2. One thermo magnetic motor protector complete with short circuit and motor overload protection E. Microprocessor Logic The jockey pump controller shall be supplied with a microprocessor to perform the automatic sequence of operation. The microprocessor shall be mounted inside the jockey pump controller and have a high luminosity LED digital display which shall display the following: & 8

9 1. System Pressure 2. Cut&in pressure setting 3. Cut&out pressure setting 4. Minimum run period timer 5. Delay start timer The system pressure indication shall be continuously displayed. The microprocessor shall allow the system pressure, cut&out and cut&in settings to be displayed in either PSI, Bar, kpa, meter of head, or feet of head. F. Pressure Sensing Device The jockey pump controller shall be supplied with a 316 stainless steel pressure transducer rated for fresh water operational between 0 and 300psi. The pressure transducer shall be used to display the pressure in the sprinkler system and also control the automatic start circuit. The pressure transducer shall be installed inside the controller directly mounted to a bulkhead allowing for an external connection to the sprinkler system sensing line 3.00 PART 3 & EXECUTION 3.01 Coordination A. Coordinate installations with other contractors, specifically Division 26 and 28, to insure that a complete, operable system meeting the intent of these specifications and the plans that are provided. B. Coordinate voltage on fire pumps, fire pump controllers, jockey pumps, and jockey pump controllers with electrical drawings Installation A. Installations to be done by a licensed sprinkler contractor in the Commonwealth of Kentucky B. Provide and install fire pump systems in accordance with NFPA edition, NFPA 25, these specifications, and as shown on the contract drawings C. Prior to start&up, test all piping connections to insure that they are adequate D. Prepare and test pumps to assure that it meets capacity as specified in these specifications. A factory representative shall be made available, on the project site, to check installation, provide flow acceptance testing, start&up, and demonstrate to the owner s representative(s) the proper operation and maintenance of each fire pump system Startup A. Major equipment and system startup and operational tests shall be scheduled and documented in accordance with Section Commissioning Functional Performance Tests A. Major equipment and system startup and operational tests shall be scheduled and documented in accordance with Section Commissioning. END OF SECTION & 9