741 EWWH-J_EWWS-J Microtech 4 EWWS-J-SS EWWS-J-SS 120 140 150 180 210 240 270 Space heating Average climate water outlet 55°C General SCOP 3.63 3.54 3.56 3.59 3.62 3.54 3.58 Cooling capacity Nom. kW 115.2 136.3 154.7 180.6 207.3 241 272.2 Heating capacity Nom. kW 141.7 167.5 191.3 223 256.9 297. 338.2 Power input Cooling Nom. kW 30 36.3 41.7 47.8 54.2 65.7 74.4 Capacity control Method Stepless Minimum capacity % 25 EER 3.85 3.75 3.72 3.78 3.82 3.67 3.66 COP 4.69 4.57 4.52 4.59 4.67 4.46 IPLV 4.1 4.11 4.09 4.11 4.12 4.64 4.59 Dimensions Unit Height mm 1,020 Width mm 913 Length mm 2,684 Weight Unit kg 1,177 1,233 1,334 1,366 1,416 1,600 1,607 Operation weight kg 1,211 1,276 1,378 1,415 1,473 1,663 1,675 Water heat exchanger - evaporator Type Plate heat exchanger Water volume l 14 18 14 17 20 26 Water flow rate Cooling Nom. l/s 5.5 6.5 7.38 8.62 9.89 11.5 13 Heating Nom. l/s 8.8 10.8 12.1 13.8 15.5 19 21.1 Water pressure drop Cooling Nom. kPa 17.1 16.8 32.8 33.4 31.8 27.9 34.8 Heating Nom. kPa 40.1 41.7 79.4 78.1 71.5 68.9 83.3 Water heat exchanger - condenser Type Single pass shell and tube Water volume l 20 20 23 25 29 32 Water flow rate Cooling Nom. l/s 6.87 8.38 9.39 10.8 12.1 14.8 16.5 Heating Nom. l/s 6.72 8.2 9.2 10.6 11.9 14.5 16.2 Water pressure drop Cooling Nom. kPa 15 16.1 15.4 15.9 15.4 22 21.6 Heating Nom. kPa 14.4 15.5 14.8 15.3 14.8 21.2 20.8 Compressor Type Single screw compressor Quantity 1 Sound power level Cooling Nom. dBA 89 Sound pressure level Cooling Nom. dBA 79 Refrigerant Type R-513A Charge kg 18 35 34 37 38 Circuits Quantity 1 Piping connections mm 76.2 Piping connections Condenser water inlet/outlet inch 2“ 1/2 4 Unit Starting current Max A 154 198 291 Running current Cooling Nom. A 50 60 70 78 87 104 117 Max A 81 96 108 122 141 164 185 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400 performances according to CSS software 10.34 Fluid: Water; Fouling factor = 0m 2°C/W Cooling performances: evaporator 12.0/7.0°C, condenser 30.0/35.0°C; Heating performances (Low temperature application): evaporator 10.0/7.0°C, condenser 30.0/35.0°C. Water to water screw heat pump, standard efficiency, standard sound J Refrigerant R-513A J Daikin semi-hermetic single screw compressor J Direct expansion plate to plate evaporator J Shell and tube condenser J Silver efficiency and standard sound J Upgrade to new MicroTech 4 controller EWWS-J-SS Screw compressor
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