U - 150/170 CQ, CR, CS


ECOi-W R32 Cooling Only Chiller

Cooling capacity: 156,0 to 176,0kW.
Powerful and efficient operation with 2 scroll compressors and superior flexibility with plug and play hydraulic options.

· High seasonal efficiency
· Ambient temperature operating range: -15 to +47°C
· Water outlet temperature range: -10 to +18°C
· Victaulic water connections
· Optimised design for service and maintenance
· Simple user friendly control as standard
· Modbus RTU & TCP/IP, BACnet MSTP & IP as standard
· Electronic expansion valves

Technical focus.
· Chiller type: cooling only
· Compressor type (number): Scroll compressors (2)
· Refrigerant type: R32
· Refrigerant circuit: 2
· Fan type (number): axial fan (3), optional EC and high pressure EC fans
· Heat exchanger: stainless steel plate heat exchanger
· Flow switch, water safety & air purge valves included
· Water filter included (mandatory to be installed on site)
· Night mode setting to save energy and reduce noise level
· Water compensation curve control

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Specifications

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U - 150/170 CQ, CR, CS THREE PHASE
156.0 kW 176.0 kW
AC fan model without buffer / with buffer U-150CQNB / U-150CQBL U-170CQNB / U-170CQBL
EC fan model without buffer / with buffer U-150CRNB / U-150CRBL U-170CRNB / U-170CRBL
High pressure EC fan model without buffer / with buffer U-150CSNB / U-150CSBL U-170CSNB / U-170CSBL
Power supply (Voltage) V 400 400
Power supply (Phase) Three phase Three phase
Power supply (Frequency) Hz 50 50
Cooling capacity (1) kW 156,0 176,0
Input power cooling (1) kW 47,9 55,5
Total EER 100% (1) 3,26 3,17
SEER (2) 4,64 4,56
ηs,c (2) % 183 179
Startup type Direct Direct
Maximum operating current A 125 142
Startup current without softstarter A 363 380
Startup current with softstarter A 277 294
Sound power (with AC / EC fans) dB(A) 88,9 91,1
Sound pressure (with AC / EC fans) (3) dB(A) 57,0 59,2
Sound power (with HP EC fans) dB(A) 91,6 92,3
Sound pressure (with HP EC fans) (3) dB(A) 59,7 60,4
Dimension (with AC fans) without buffer (Height) mm 2.285 2.285
Dimension (with AC fans) without buffer (Width) mm 3.789 3.789
Dimension (with AC fans) without buffer (Depth) mm 1.151 1.151
Dimension (with AC fans) with buffer (Height) mm 2.285 2.285
Dimension (with AC fans) with buffer (Width) mm 3.789 3.789
Dimension (with AC fans) with buffer (Depth) mm 1.151 1.151
Dimension (with EC / HP EC fans) without buffer (Height) mm 2.333 2.333
Dimension (with EC / HP EC fans) without buffer (Width) mm 3.789 3.789
Dimension (with EC / HP EC fans) without buffer (Depth) mm 1.151 1.151
Dimension (with EC / HP EC fans) with buffer (Height) mm 2.333 2.333
Dimension (with EC / HP EC fans) with buffer (Width) mm 3.789 3.789
Dimension (with EC / HP EC fans) with buffer (Depth) mm 1.151 1.151
Operating weight without buffer kg 1.265 1.279
Operating weight with buffer kg 1.683 1.697
Refrigerant (R410A) kg 19,2 20,0
Number of refrigerant circuit 1 1
Compressors . .
Number of compressors 2 2
Type of compressors Scroll Scroll
Part load step % 0 / 45 / 55 / 100 0 / 38 / 62 / 100
Crankcase heater W 66 / 105 66 / 105
Evaporator . .
Number of evaporators 1 1
Type of evaporators Plate Plate
Nominal water flow (cooling) m³/h 27,3 30,7
Water pressure drop (cooling) kPa 39,1 49,7
Water volume L 11,5 12,9
Antifreeze heater W 130 130
Coils . .
Number of coils 2 2
Frontal surface 8,7 8,7
Number of rows 3 3
Fans standard . .
Number of fans standard 3 3
Air flow (AC fan) m³/h 56.200 56.200
Rotation speed (AC fan) r.p.m. 870 870
Power input (AC fan each fan) W 1,4 1,4
Air flow (EC fan) m³/h 56.200 56.200
Rotation speed (EC fan) r.p.m. 780 780
Power input (EC fan each fan) W 0,8 0,8
Air flow (HP EC fans) m³/h 56.200 56 200
Rotation speed (HP EC fans) r.p.m. 940 940
Power input (HP EC fans each fan) W 1,7 1,7
Static pressure Pa 110 110
Water connections Inch . .
Type of water connections Male gas threaded BSPP ISO 229 Male gas threaded BSPP ISO 230
Inlet - diameter (evaporator) Inch 2 ½ 2 ½
Outlet - diameter (evaporator) Inch 2 ½ 2 ½
Inlet - diameter (desuperheater) Inch 1 ¼ 1 ¼
Outlet - diameter (desuperheater) Inch 1 ¼ 1 ¼

1) Data refers to 7°C leaving chilled water temperature and 35°C condenser air temperature, according EN14511 standard.
2) Following COMMISSION REGULATION (EU) No 2016/2281 for comfort application chillers.
3) Sound pressure levels calculated at 10 meters. Sound pressure levels refer to ISO standard 3744 with parallel piped shape.
* The data are calculated with variable flow.