U - 050/060/070/075 CQ, CR, CS


ECOi-W R32 Cooling Only Chiller

Cooling capacity: 52,6 to 75,3kW.
High seasonal efficiency and wide range options to meet the exact requirements of your project.

· High seasonal efficiency
· Ambient temperature operating range: -15 to +48°C
· Water outlet temperature range: -10 to +18°C
· Optional acoustically insulating compressor jacket
· 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: 1
· Fan type (number): axial fan (1 for 50/60, 2 for 70/75), 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

The reasons to choose Panasonic as your partner

Explore the new range of fan coils

Specifications

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U - 050/060/070/075 CQ, CR, CS THREE PHASE
52.6 kW 60.4 kW 70.0 kW 75.3 kW
AC fan model without buffer / with buffer U-050CQNB / U-050CQBM U-060CQNB / U-060CQBM U-070CQNB /U-070CQBM U-075CQNB /U-075CQBM
EC fan model without buffer / with buffer U-050CRNB / U-050CRBM U-060CRNB / U-060CRBM U-070CRNB /U-070CRBM U-075CRNB /U-075CRBM
High pressure EC fan model without buffer / with buffer U-050CSNB / U-050CSBM U-060CSNB / U-060CSBM U-070CSNB /U-070CSBM U-075CSNB /U-075CSBM
Power supply (Voltage) V 400 400 400 400
Power supply (Phase) Three phase Three phase Three phase Three phase
Power supply (Frequency) Hz 50 50 50 50
Cooling capacity (1) kW 52,6 60,4 70,0 75,3
Input power cooling (1) kW 16,8 19,8 22,3 25,7
Total EER 100% (1) 3,12 3,05 3,15 2,93
SEER (2) 4,23 4,40 4,57 4,60
ηs,c (2) % 166 173 180 181
Startup type Direct Direct Direct Direct
Maximum operating current A 43,3 52,7 60 69,4
Startup current without softstarter A 161 162 200 209
Startup current with softstarter A 119 121 148 157
Sound power (with AC / EC fans) dB(A) 83,2 83,8 81,3 81,3
Sound pressure (with AC / EC fans) (3) dB(A) 51,4 52 49,5 49,5
Sound power (with HP EC fans) dB(A) 87,2 87,3 89,2 89,3
Sound pressure (with HP EC fans) (3) dB(A) 55,4 55,5 57,4 57,5
Dimension (with AC fans) without buffer (Height) mm 1.986 1.986 1.986 1.986
Dimension (with AC fans) without buffer (Width) mm 2.180 2.180 2.180 2.180
Dimension (with AC fans) without buffer (Depth) mm 1.160 1.160 1.160 1.160
Dimension (with AC fans) with buffer (Height) mm 1.986 1.986 1.986 1.986
Dimension (with AC fans) with buffer (Width) mm 2.680 2.680 2.680 2.680
Dimension (with AC fans) with buffer (Depth) mm 1.160 1.160 1.160 1.160
Dimension (with EC / HP EC fans) without buffer (Height) mm 2.034 2.034 2.034 2.034
Dimension (with EC / HP EC fans) without buffer (Width) mm 2.180 2.180 2.180 2.180
Dimension (with EC / HP EC fans) without buffer (Depth) mm 1.160 1.160 1.160 1.160
Dimension (with EC / HP EC fans) with buffer (Height) mm 2.034 2.034 2.034 2.034
Dimension (with EC / HP EC fans) with buffer (Width) mm 2.680 2.680 2.680 2.680
Dimension (with EC / HP EC fans) with buffer (Depth) mm 1.160 1.160 1.160 1.160
Operating weight without buffer kg 527 547 621 637
Operating weight with buffer kg 1.018 1.038 1.114 1.130
Refrigerant (R410A) kg 7,9 8,1 10,3 10,6
Number of refrigerant circuit 1 1 1 1
Compressors . . . .
Number of compressors 2 2 2 2
Type of compressors Scroll Scroll Scroll Scroll
Part load step % 0 / 47 / 53 / 100 0 / 41 / 59 / 100 0 / 40 / 60 / 100 0 / 46 / 54 / 100
Crankcase heater W 70 / 70 70 / 66 70 / 66 66 / 66
Evaporator . . . .
Number of evaporators 1 1 1 1
Type of evaporators Plate Plate Plate Plate
Nominal water flow (cooling) m³/h 9,2 10,6 12,2 13,2
Water pressure drop (cooling) kPa 35,4 46,8 33,1 38,2
Water volume L 4,1 4,1 6,1 6,1
Antifreeze heater W 30 30 2 x 30 2 x 30
Coils . . . .
Number of coils 1 1 2 2
Frontal surface 4,2 4,2 5,6 5,6
Number of rows 2 2 2 2
Fans standard . . . .
Number of fans standard 1 1 2 2
Air flow (AC fan) m³/h 21.200 21.200 30.000 30.000
Rotation speed (AC fan) r.p.m. 870 870 690 690
Power input (AC fan each fan) W 2,1 2,1 1,0 1,0
Air flow (EC fan) m³/h 21.200 21.200 30.000 30.000
Rotation speed (EC fan) r.p.m. 780 780 620 620
Power input (EC fan each fan) W 1,1 1,1 0,6 0,6
Air flow (HP EC fans) m³/h 21.200 21.200 30.000 30.000
Rotation speed (HP EC fans) r.p.m. 940 940 940 940
Power input (HP EC fans each fan) W 1,6 1,6 1,9 1,9
Static pressure Pa 85 85 180 180
Water connections Inch . . . .
Type of water connections Male gas threaded BSPP ISO 228 Male gas threaded BSPP ISO 228 Male gas threaded BSPP ISO 228 Male gas threaded BSPP ISO 228
Inlet - diameter (evaporator) Inch 2 2 2 2
Outlet - diameter (evaporator) Inch 2 2 2 2
Inlet - diameter (desuperheater) Inch 1 ¼ 1 ¼ 1 ¼ 1 ¼
Outlet - diameter (desuperheater) Inch 1 ¼ 1 ¼ 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.