Page 552 - General Catalogue

EWYQ-CWN

Air cooled scroll

inverter heat pump

› Inverter chiller
› High part load efficiency for low running cost
› Minimal starting currents
› No buffertank required for standard applications
› Daikin scroll compressor
› Wide operation range
› Integrated hydronic module on request

EWYQ-CWN BRC21A52

Heating & Cooling EWYQ-CWN 016 021 025 032 040 050 064
Space heating Average General ŋs (Seasonal space % 147 148 138 135 149 139 135
climate water heating efficiency)
outlet 35°C SCOP 3.75 3.78 3.53 3.45 3.80 3.55 3.45
Seasonal space heating eff. class A+ A++ A+
Cooling capacity Nom. kW 16.8 21.0 25.3 31.6 42.1 50.5 63.2
Heating capacity Nom. kW 16.8 21.0 25.1 31.4 41.9 50.3 62.9
Power input Cooling Nom. kW 5.93 7.61 9.60 12.9 15.1 19.2 25.7
Heating Nom. kW 5.60 6.89 8.74 10.8 13.7 17.5 21.6
Capacity control Method Inverter controlled
Minimum capacity % 25
EER 2.84 2.77 2.63 2.45 2.79 2.63 2.46
ESEER 4.37 4.26 4.17 3.87 4.28 4.18 3.87
COP 3.00 3.05 2.87 2.91 3.06 2.87 2.91
Dimensions Unit Height mm 1,684
Width mm 1,370 1,680 2,360 2,980
Depth mm 774 780
Weight Unit kg 268 321 403 579 741
Water heat Type Brazed plate
exchanger Water volume l 3 5 6 9
Water Cooling Total kPa 8 10 14 8 10 14 8
pressure drop
Air heat exchanger Type Air cooled coil
Compressor Type Hermetically sealed scroll compressor
Quantity 1 2 3 4 6
Fan Type Axial
Quantity 1 2 4
Air flow Cooling Nom. m³/min 171 185 233 370 466
rate Heating Nom. m³/min 171 185 233 370 466
Sound power level Cooling Nom. dBA 78.0 80.0 81.0 83.0
Operation range Air side Cooling Min.~Max. °CDB -5~43
Heating Min.~Max. °CDB -15~35
Water side Cooling Min.~Max. °CDB -10~20
Heating Min.~Max. °CDB 25~50
Refrigerant Type/GWP R-410A/2,087.5
Control Electronic expansion valve
Circuits Quantity 1 2
Refrigerant charge Per circuit kg 7.60 9.60 7.60 9.60
Per circuit TCO2Eq 15.9 20.0 15.9 20.0
Water circuit Piping connections diameter inch 1-1/4" (female) 2" (female)
Piping inch 1-1/4" 1-1/2"
Unit Starting current Max A 0.0 77.7 78.7 88.7 99.8 101.9 120.7
Running current Max A 22.2 25.3 26.4 35.2 47.4 49.6 67.2
Power supply Phase/Frequency/Voltage Hz/V 3N~/50/400

550