U - 020/025/030/035/040 CV

ECOi-W Cooling Only Chiller

Cooling capacity: 19,3 to 40,9kW.

Compact and highly efficient chiller series, with SEER up to 4,78.

· High seasonal efficiency
· Ambient temperature operating range: -10 to +50°C
· Water outlet temperature range: -10 to +18°C
· Super quiet operation
· Optimized design for service and maintenance
· Simple user friendly control as standard
· Modbus RTU as standard

Technical focus.
· Chiller type: cooling only
· Compressor type (number of compressors): Scroll compressors (2)
· Refrigerant type: R410A
· Refrigerant circuit: 1
· Fan type (number of fans): axial fan (1)
· 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
· Optional hydraulic kit
· Optional Desuperheater for free hot water up to 50°C*
· Optional finned coil treatment
· Optional Modbus TCP/IP, BACnet IP and BACnet MSTP
· Optional remote LAN connection

* Available on special order only, please contact your local Panasonic sales representative.

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Specifications

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U - 020/025/030/035/040 CV THREE PHASE
19.2 kW 24.3 kW 27.1 kW 36.7 kW 39.0 kW
Model standard without buffer tank U-020CVNB U-025CVNB U-030CVNB U-035CVNB U-040CVNB
Model with buffer tank U-020CVBS U-025CVBS U-030CVBS U-035CVBS U-040CVBS
Power supply (Voltage) V 400 400 400 400 400
Power supply (Phase) Three phase Three phase Three phase Three phase Three phase
Power supply (Frequency) Hz 50 50 50 50 50
Cooling capacity (1) kW 19,2 24,3 27,1 36,7 39,0
Input power cooling (1) kW 5,9 7,7 9,3 12,2 13,0
Total EER 100% (1) 3,25 3,17 2,90 3,01 3,00
SEER (2) 4,78 4,38 4,43 4,43 4,48
ηs,c (2) % 188 172 174 174 176
Startup type Direct Direct Direct Direct Direct
Maximum operating current A 17,7 22,2 24,3 31,8 33,8
Startup current without softstarter A 53 64 77 118 119
Startup current with softstarter A 28 35 49 53 54
Sound power (with standard fans) dB(A) 75,0 75,0 75,0 76,0 76,0
Sound pressure (with standard fans) (3) dB(A) 42,8 42,8 42,8 43,8 43,8
Dimension (with standard fans) without buffer tank (Height) mm 1.983 1.983 1.983 1.983 1.983
Dimension (with standard fans) without buffer tank (Width) mm 1.000 1.000 1.000 1.000 1.000
Dimension (with standard fans) without buffer tank (Depth) mm 1.000 1.000 1.000 1.000 1.000
Dimension (with standard fans) with buffer tank (Height) mm 1.983 1.983 1.983 1.983 1.983
Dimension (with standard fans) with buffer tank (Width) mm 1.000 1.000 1.000 1.000 1.000
Dimension (with standard fans) with buffer tank (Depth) mm 1.507 1.507 1.507 1.507 1.507
Weight (with 1 pump) without buffer tank kg 265 275 305 315 320
Weight (with 1 pump) with buffer tank kg 330 340 370 380 385
Refrigerant (R410A) kg 6,5 8,4 8,4 9,1 9,2
Number of refrigerant circuit 1 1 1 1 1
Compressors . . . . .
Number of compressors 2 2 2 2 2
Type of compressors Scroll Scroll Scroll Scroll Scroll
Part load step % 0 / 50 / 100 0 / 50 / 100 0 / 50 / 100 0 / 50 / 100 0 / 50 / 100
Crankcase heater W 2 x 40 2 x 40 2 x 49 2 x 49 2 x 49
Evaporator . . . . .
Number of evaporators 1 1 1 1 1
Type of evaporators Plate Plate Plate Plate Plate
Nominal water flow (cooling) m³/h 3,35 4,36 4,64 6,16 6,44
Water pressure drop (cooling) kPa 23 37 22 37 40
Water volume L 1,78 1,78 2,55 2,55 2,55
Antifreeze heater W 30 30 30 30 30
Coils . . . . .
Number of coils 1 1 1 1 1
Frontal surface 2,4 2,4 2,4 2,8 2,8
Number of rows 2 2 2 2 2
Fans standard . . . . .
Number of fans standard 1 1 1 1 1
Air flow of fans standard m³/h 9.000 13.000 13.000 16.000 16.000
Rotation speed r.p.m. 900 900 900 650 650
Power input (each fan) W 620 940 940 930 930
Chiller water connections . . . . .
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 Male gas threaded BSPP ISO 228
Inlet - diameter Inch 1 ½ 1 ½ 1 ½ 1 ½ 1 ½
Outlet - diameter Inch 1 ½ 1 ½ 1 ½ 1 ½ 1 ½

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.

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