CHAPTER 6 CONDENSING UNITS

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1 CHAPTER CONDENSING UNITS Unit Page MHA/K - MHA/K MRA/K 8-9 MRA/K

With a peraluman structure, these outdoor units are combined with evaporators in split system air conditioning installations, allowing the rooms to be cooled and dehumidified or to be heated.

2 FROM, KW TO KW. MHA/K AIRCOOLED CONDENSING UNITS AND REVERSIBLE CONDENSING UNITS WITH AXIAL FANS AND ROTARY/SCROLL COMPRESSOR. The condensing units and reversible condensing units of the MHA/K series, with R0A refrigerant, are designed for small and medium-sized domestic or industrial systems. With a peraluman structure, these outdoor units are combined with evaporators in split system air conditioning installations, allowing the rooms to be cooled and dehumidified or to be heated. They can also be used in combination with hydronic evaporating units, generally in air conditioning applications They are equipped with Rotary/Scroll compressors and axial fans, and they enable immediate and efficient use thanks to particular technical and design adjustments. A wide range of accessories, factory fitted or supplied separately, complete the outstanding versatility and functionality of the series. VERSION MHA/K only MHA/K/WP Reversible Heat Pump FEATURES Structure with supporting frame, in peraluman and galvanized sheet. Rotary/Scroll compressor with internal overheat protection and crankcase heater, if needed. Axial fan type with low ventilation and special wing profile, directly coupled to external rotor motors. Condenser in copper tubes and aluminium finned coil complete with drain pan for WP version only ( 8). R0A refrigerant. panel includes: main switch with door lock device, fuses, compressor remote control switch. Microprocessor control and regulation system (only WP). ACCESSORIES FACTORY FITTED ACCESSORIES CC Condensing control down to -0 C TX Coil with pre-coated fins RL Liquid receiver VS Solenoid valve LOOSE ACCESSORIES RP Coil protection metallic guards AG Rubber shock absorbers

MHA/K MODEL 8 capacity () Absorbed power ()....8.8. 8.0. 9..9 0.8... capacity () Absorbed power ().8..9.9.. 8.. 9..0..8.. Quantity Type Rotary Scroll n Suction line Ø mm 8 Liquid line Ø mm 0 0 0 0 0 0 current 9 8 Max.

running V/Ph/Hz A 0//0 00/+N/0 Sound pressure STD version () db(a) 9 9 9 9 Transport weight Kg 8 8 8 8 90 9 09 Operating weight Kg 8 8 8 88 9 9 MODEL 8 9 0 capacity () Absorbed power ().8. 9..... 8. 0.9 9....9. capacity () Absorbed power ().8. 9.9..0.. 8.8. 9.8 0.

running V/Ph/Hz A 0 0 00/+N/0 9 0 9 Sound pressure STD version () db(a) Transport weight Kg 8 Operating weight Kg 8 DIMENSIONS 8 8 9 0 L STD mm 80 80 80 80 80 80 0 0 0 0 80 80 80 80 W STD mm 0 0 0 0

3 MHA/K MODEL 8 capacity () Absorbed power () capacity () Absorbed power () Quantity Type Rotary Scroll n Suction line Ø mm 8 Liquid line Ø mm current 9 8 Max. starting current A Power supply Max. running V/Ph/Hz A 0//0 00/+N/0 Sound pressure STD version () db(a) Transport weight Kg Operating weight Kg MODEL capacity () Absorbed power () capacity () Absorbed power () Quantity Type n Scroll Suction line Ø mm Liquid line Ø mm current Max. starting current A 8 Power supply Max. running V/Ph/Hz A /+N/ Sound pressure STD version () db(a) Transport weight Kg 8 Operating weight Kg 8 DIMENSIONS L STD mm W STD mm H STD mm CLEARANCE AREA NOTES MHA/K MHA/K MHA/K Average evaporating temperature C, ambient air temperature C.. Average condensing temperature 0 C, ambient air temperature C d.b./ C w.b.. Sound pressure level measured in free field conditions at m from the unit. According to ISO. N.B. of WP version are specified on technical brochure. board side

These outdoor units are combined with evaporators in split system air conditioning installations, allowing the rooms to be cooled and dehumidified or to be heated.

4 FROM KW TO 88 KW. MHA/K 8 0 AIRCOOLED CONDENSING UNITS AND REVERSIBLE CONDENSING UNITS WITH AXIAL FANS AND SCROLL COMPRESSORS. The condensing units and reversible condensing units of the MHA/K 8 0 series, with R0A refrigerant, are designed to satisfy the needs of medium and large-sized domestic or industrial systems. These outdoor units are combined with evaporators in split system air conditioning installations, allowing the rooms to be cooled and dehumidified or to be heated. They can also be used in combination with hydronic evaporating units in both air conditioning and industrial process cooling applications They are equipped with Scroll compressors and axial fans, and they enable immediate and efficient use thanks to particular technical and design adjustments. A wide range of accessories, factory fitted or supplied separately, completes the outstanding versatility and functionality of the series. VERSION MHA/K only MHA/K/WP Reversible Heat Pump MHA/K/SSL Super silenced cooling only MHA/K/WP/SSL Super silenced reversible Heat Pump FEATURES Self-supporting galvanized steel frame protected with polyester powder painting. Scroll compressors with oil sight glass, internal overheat protection and crankcase heater. Axial fans directly coupled to an electric motor with external rotor. Condenser with copper tube and aluminium finned coil. R0A refrigerant. board includes: main switch with door safety interlock, fuses, overload protection for compressors and thermocontacts for fans. Microprocessor control and regulation system. ACCESSORIES FACTORY FITTED ACCESSORIES IM Automatic circuit breakers SL Unit silencement RFM circuit shut-off valve on discharge line RFL circuit shut-off valve on liquid line CT Condensing control down to 0 C CC Condensing control down to -0 C EC EC Inverter fans TX Coil with pre-coated fins RL Liquid receiver VS Solenoid valve BP Hot gas by-pass valve FF Dryer filter and sight glass SS Soft start IS Modbus RTU protocol, RS8 serial interface CP Potential free contacts LOOSE ACCESSORIES MN High and low pressure gauges CR Remote control panel RP Coil protection metallic guards AG Rubber shock absorbers AM Spring shock absorbers

MHA/K 8 0 MODEL 8 0 0 9 0 Sound pressure capacity () 0. 8..9. 88. 0 88 Absorbed power (). 9...8 9.. 9.... capacity ()... 8.9 9. 09 9 Absorbed power ()..0 9....9... 9. Quantity n Refrigerant circuits n Capacity steps n Suction line Ø mm x x x x x x x x x x Liquid line Ø mm x x x x x x8 x8 x8 x x Power supply V/Ph/Hz 00//0 Max.

5 MHA/K 8 0 MODEL Sound pressure capacity () Absorbed power () capacity () Absorbed power () Quantity n Refrigerant circuits n Capacity steps n Suction line Ø mm x x x x x x x x x x Liquid line Ø mm x x x x x x8 x8 x8 x x Power supply V/Ph/Hz 00//0 Max. running current A Max. starting current A STD version () db(a) With SL accessory () db(a) SSL version () db(a) --- Transport weight Kg Operating weight Kg DIMENSIONS L STD mm SSL mm W STD/SSL mm H STD/SSL mm CLEARANCE AREA MHA/K NOTES. Average evaporating temperature C, ambient air temperature C.. Average condensing temperature 0 C, ambient air temperature C d.b./ C w.b.. Sound pressure level measured in free field conditions at m from the unit. According to ISO. N.B. of SSL and WP versions are specified on technical brochure. board side

particular difficulty in positioning units outside the building.

6 FROM, KW TO KW. MRA/K AIRCOOLED CONDENSING UNITS AND REVERSIBLE CONDENSING UNITS WITH RADIAL FANS AND ROTARY/SCROLL COMPRESSOR. The indoor condensing units and reversible condensing units of the MRA/K series, with R0A refrigerant, are intended to satisfy the needs of small and medium-sized domestic or industrial systems with particular difficulty in positioning units outside the building. With a prepainted plate structure, these units are combined with evaporators in split system air conditioning installations, allowing the rooms to be cooled and dehumidified or to be heated. They can also be used in combination with hydronic evaporating units, generally in air-conditioning applications. They are equipped with Rotary/Scroll compressors and radial fans, with appreciable useful head, and they enable immediate and efficient use thanks to particular technical and design adjustments. A wide range of accessories, factory fitted or supplied separately, completes the outstanding versatility and functionality of the series. VERSION MRA/K only MRA/K/WP Reversible Heat Pump FEATURES Self-supporting prepainted steel frame. Rotary/Scroll compressor with internal overheat protection and crankcase heater, if needed. Double inlet radial type fan statically and dynamically balanced directly driven by a electric motor ( 8) or belt driven connected to a threephase electric motor (9 ). Condenser in copper tubes and aluminium finned coil complete with drain pan for WP version only. R0A refrigerant. board includes: main switch with door safety interlock, fuse and overload protection for compressors. Microprocessor control and regulation system (only WP). ACCESSORIES FACTORY FITTED ACCESSORIES CC Condensing control down to -0 C TX Coil with pre-coated fins RL Liquid receiver VS Solenoid valve LOOSE ACCESSORIES RP Coil protection metallic guards AG Rubber shock absorbers 8

MRA/K MODEL 8 capacity () Absorbed power ()....9.8. 8.0. 9..0 0.8.8..9 capacity () Absorbed power ().8..9.0.. 8.. 9....9..0 Quantity Type Rotary Scroll n Suction line Ø mm 8 Liquid line Ø mm 0 0 0 0 0 0 Available static pressure Pa 90 90 80 80 80 80 0//0 Max.

starting current A 0 8 89 Power supply V/Ph/Hz 00/+N/0 Sound pressure STD version () db(a) 9 9 9 9 Transport weight Kg 0 90 Operating weight Kg 9 MODEL 8 9 0 capacity () Absorbed power ().8.9 9..0..9. 0. 0.9 0... capacity () Absorbed power ().8. 9.9..0 8.. 0...0 0.

7 MRA/K MODEL 8 capacity () Absorbed power () capacity () Absorbed power () Quantity Type Rotary Scroll n Suction line Ø mm 8 Liquid line Ø mm Available static pressure Pa //0 Max. running current A 0 Max. starting current A Power supply V/Ph/Hz 00/+N/0 Sound pressure STD version () db(a) Transport weight Kg 0 90 Operating weight Kg 9 MODEL capacity () Absorbed power () capacity () Absorbed power () Quantity Type Scroll n Suction line Ø mm Liquid line Ø mm Available static pressure Pa /+N/0 Max. running current A Max. starting current A 8 Power supply V/Ph/Hz Sound pressure STD version () db(a) Transport weight Kg Operating weight Kg DIMENSIONS L STD mm W STD mm H STD mm CLEARANCE AREA NOTES MRA/K MRA/K MRA/K Average evaporating temperature C, ambient air temperature C.. Average condensing temperature 0 C, ambient air temperature C d.b./ C w.b.. Sound pressure level measured in free field conditions at m from the unit. According to ISO. N.B. of WP version are specified on technical brochure. board side 9

FROM KW TO 88 KW. MRA/K 8 0 AIRCOOLED CONDENSING UNITS AND REVERSIBLE CONDENSING UNITS WITH RADIAL FANS AND SCROLL COMPRESSORS.

They can also be used in combination with hydronic evaporating units in both air conditioning and industrial process cooling applications They are equipped with Scroll compressors and centrifugal

8 FROM KW TO 88 KW. MRA/K 8 0 AIRCOOLED CONDENSING UNITS AND REVERSIBLE CONDENSING UNITS WITH RADIAL FANS AND SCROLL COMPRESSORS. The indoor condensing units and reversible condensing units of the MRA/K 8 0 series, with R0A refrigerant, are designed to satisfy the needs of medium-sized domestic or industrial systems with particular difficulty in positioning units outside the building. These units are combined with evaporators in split system air conditioning installations, allowing the rooms to be cooled and dehumidified or to be heated. They can also be used in combination with hydronic evaporating units in both air conditioning and industrial process cooling applications They are equipped with Scroll compressors and centrifugal fans even in a high-head version, and they enable immediate and efficient use thanks to particular technical and design adjustments. A wide range of accessories, factory fitted or supplied separately, completes the outstanding versatility and functionality of the series. VERSION MRA/K only MRA/K/WP Reversible Heat Pump MRA/K/AP only with high ESP fans MRA/K/WP/AP Reversible Heat Pump with high ESP fans FEATURES Self-supporting galvanized steel frame protected with polyester powder painting. Scroll compressors with oil sight glass, internal overheat protection and crankcase heater. Radial type fans coupled to -phase motors by V belt and variable pulley. Condenser with copper tube and aluminium finned coil. R0A refrigerant. board includes: main switch with door safety interlock, fuses, overload protection for compressors and thermocontacts for fans. Microprocessor control and regulation system. ACCESSORIES FACTORY FITTED ACCESSORIES IM Automatic circuit breakers SL Unit silencement RFM circuit shut-off valve on discharge line RFL circuit shut-off valve on liquid line CC Condensing control down to -0 C TX Coil with pre-coated fins RL Liquid receiver VS Solenoid valve BP Hot gas by-pass valve FF Dryer filter and sight glass SS Soft start IS Modbus RTU protocol, RS8 serial interface CP Potential free contacts LOOSE ACCESSORIES MN High and low pressure gauges CR Remote control panel RP Coil protection metallic guards AG Rubber shock absorbers AM Spring shock absorbers 0

9 MRA/K 8 0 MODEL Available static pressure Sound pressure capacity () Absorbed power () capacity () Absorbed power () Quantity n Refrigerant circuits n Capacity steps n Suction line Ø mm x x x x x x x x x x Liquid line Ø mm x x x x x x8 x8 x8 x x STD version Pa High ESP version Pa Power supply V/Ph/Hz 00//0 Max. running current A Max. starting current A STD version () db(a) STD version with SL accessory () db(a) High ESP version () db(a) High ESP version with SL accessory () db(a) Transport weight Kg Operating weight Kg DIMENSIONS L STD/AP mm W STD/AP mm H STD/AP mm CLEARANCE AREA MRA/K NOTES. Average evaporating temperature C, ambient air temperature C.. Average condensing temperature 0 C, ambient air temperature C d.b./ C w.b.. Sound pressure level measured in free field conditions at m from the unit. According to ISO. N.B. of WP versions are specified on technical brochure. board side

PRODUCT GUIDE

PRODUCT GUIDE 01.2017 Cooling Heating CHAPTER 1 AIRCOOLED LIQUID CHILLERS AND HEAT PUMPS FOR RESIDENTIAL & LIGHT COMMERCIAL APPLICATION Power (kw) Page IACAK/II/WP 101.5 106 0 58 115 A CLASS energy efficiency