725 EWYD-BZSS EWYD-BZSS EWYD-BZSS Heating & Cooling EWYD-BZSS 250 270 290 320 340 370 380 410 440 460 510 530 570 SEER - 4.57 4.55 Space heating Average climate water outlet 35°C General SCOP 3.21 3.20 3.21 3.20 - Cooling capacity Nom. kW 253 272 291 323 337 363 380 411 433 455 515 533 569 Heating capacity Nom. kW 271 298 325 334 350 380 412 445 465 477 532.86 560.55 618.33 Power input Cooling Nom. kW 91.3 101 110 117 125 135 144 154 165 163 183 189 217 Heating Nom. kW 91.4 100 108 118 126 133 143 157 167 165 177.37 184.84 208.14 Capacity control Method Stepless Minimum capacity % 13.0 9.0 9 EER 2.77 2.70 2.65 2.75 2.69 2.68 2.63 2.66 2.62 2.79 2.81 2.62 ESEER 3.93 3.92 3.89 3.95 3.89 3.90 3.82 3.91 3.89 4.18 - COP 2.96 2.97 3.00 2.82 2.78 2.85 2.88 2.83 2.79 2.88 3.004 3.033 2.971 IPLV 4.58 4.62 4.75 4.64 4.71 4.67 4.73 4.69 4.85 4.89 4.85 4.77 Dimensions Unit Height mm 2,335 2,280 2,280 Width mm 2,254 2,254 Length mm 3,547 4,428 5,329 6,659 6,659 Weight Unit kg 3,410 3,455 3,500 3,870 3,940 4,010 4,390 5,015 5,495 5,735 Operation weight kg 3,550 3,595 3,640 4,010 4,068 4,138 4,518 5,255 5,724 5,964 5,953 Water heat exchanger Type Single pass shell & tube Shell and tube Water volume l 138 133 128 240 229 218 Water flow rate Cooling Nom. l/s 12.1 13.0 13.9 15.5 16.2 17.4 18.2 19.7 20.8 21.8 24.7 25.5 27.3 Heating Nom. l/s 13.1 14.4 15.7 16.1 16.9 18.3 19.8 21.4 22.4 23.0 - Water pressure drop Cooling Nom. kPa 40 46 44 50 55 60 65 74 80 47 68.4 46.5 52.4 Heating Nom. kPa 30 35 52 37 40 45 51 59 64 42 - Air heat exchanger Type High efficiency fin and tube type with integral subcooler High efficiency fin and tube type Compressor Type Single screw compressor Quantity 2 3 3 Fan Type Direct propeller Quantity 6 8 10 12 12 Air flow rate Nom. l/s 31,729 31,422 31,115 42,306 42,337 41,487 52,882 63,45862,640 61,652 48,191 Speed rpm 900 900 Sound power level Cooling Nom. dBA 101 102 104 103.6 Sound pressure level Cooling Nom. dBA 82 83 84 83.7 Operation range Air side Cooling Min.~Max. °CDB -10~45 -~- Heating Min.~Max. °CDB -10~20 -~- Water side Cooling Min.~Max. °CDB -8~15 -~- Heating Min.~Max. °CDB 35~55 -~- Refrigerant Type/GWP R-134a/1,430 R-134a/- Charge kg - 141 147 Circuits Quantity 2 3 3 Refrigerant charge Per circuit kg 43.0 44.0 43.0 46.0 46.5 47.0 50.0 47.0 - Per circuit TCO2Eq 61.5 62.9 61.5 65.8 66.5 67.2 71.5 67.2 - Piping connections Evaporator water inlet/outlet (OD) 139.7mm 219.1mm Unit Starting current Max A 150 181 204 224 238 245 327 355 344 Running current Cooling Nom. A 137 150 164 176 188 202 214 229 244 246 298 310 349 Max A 211 212 254 288 316 336 329 433 474 458 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400 3~/50/400 Air cooled screw inverter heat pump, standard efficiency, standard sound J Ideal solution for commercial comfort cooling and/or heating applications J Optimum ESEER values J 2-3 truly independent refrigerant circuits J Low starting current J DX shell and tube evaporator – one pass refrigerant side to minimize pressure drops J Standard electronic expansion valve J Optimised defrost cycles J Partial and total heat recovery option available J Power factor up to 0.95 J PID microprocessor control Inverter technology Screw compressor
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