721 EWYT-B-SR EWYT-B-SR Air cooled multi-scroll heat pump, standard efficiency, reduced sound J First R-32 air cooled heat pump with Scroll compressors in the market J Choosing for an R-32 product, reduces the environmental impact with 68% compared to R-410A and leads directly to lower energy consumption thanks to its high energy efficiency J One or two truly independent refrigerant circuits for outstanding reliability J MicroTech 4 controller: sophisticated adaptive software logic for stable operating conditions J Low operating cost and extended operating life thanks to the careful design aimed to optimize the energy efficiency of the chillers and to improve installation profitability, effectiveness and economical management J Fan speed modulation to ensure precise airflow control and optimized condensing temperature J Possible to set up detailed time bands to reduce fan rotation speed and therefore sound emission J Thanks to the Dynamic Condensing Pressure Management, the chiller controller adjusts the condensing pressure set-point to minimize the overall chiller power input MicroTech 4 EWYT-B-SR Heating & Cooling EWYT-B-SR 085 105 135 175 205 215 235 255 300 340 390 430 490 540 590 630 SEER 3.82 3.93 3.87 3.96 3.92 3.82 3.83 3.84 4.18 4.37 4.21 4.19 4.49 4.46 4.52 Space heating Average climate water outlet 35°C General SCOP 3.35 3.40 3.37 3.42 3.44 3.43 3.32 3.33 3.42 3.49 3.57 3.65 3.60 3.67 3.66 Seasonal space heating eff. class A+ - Cooling capacity Nom. kW 74 96 119 150 186 189 209 226 265 311 344 368 424 470 519 557 Heating capacity Nom. kW 81.00 105.24 131.02 167.00 207.00 210.00 233.00 251.00 295.81 335.24 384.62 426.79 477.49 528.73 581.03 615.34 Power input Cooling Nom. kW 28.7 37.4 45.5 59.5 73.2 74.3 80.7 88.8 102 117 131 147 172 195 207 221 Heating Nom. kW 26.4 36.24 44.84 54.67 67.74 68.31 77.26 80.08 101.89 113.31 131.71 144.34 160.28 178.33 194.13 206.57 Capacity control Method Step Minimum capacity %50 38 50 38 19 50 17 25 22 19 17 25 22 19 18 17 EER 2.56 2.58 2.61 2.53 2.54 2.55 2.59 2.55 2.59 2.64 2.61 2.5 2.46 2.41 2.5 2.51 COP 2.891 2.904 2.922 2.859 2.883 2.866 2.863 2.912 2.903 2.959 2.92 2.957 2.979 2.965 2.993 2.979 IPLV 4.36 4.24 4.3 4.38 4.29 4.28 4.26 4.29 4.69 4.58 4.61 4.78 4.89 4.82 4.91 Dimensions Unit Height mm 1,801 2,516 Width mm 1,211 2,224 Length mm 2,227 2,776 3,426 4,424 4,028 5,025 3,418 4,316 5,211 Weight Unit kg 764 945 947 1,206 1,572 1,478 1,533 1,569 2,627 2,978 3,390 3,427 3,614 3,815 4,218 4,395 Operation weight kg 772 953 954 1,214 1,583 1,495 1,544 1,583 2,640 2,997 3,409 3,446 3,641 3,542 4,253 4,436 Water heat exchanger Type Plate heat exchanger Water volume l 7 11 14 20 27 35 41 Water flow rate Cooling Nom. l/s 3.5 4.6 5.7 7.2 8.9 9 10 10.8 12.7 14.8 16.4 17.5 20.2 22.4 24.8 26.6 Water pressure drop Cooling Nom. kPa 14.4 23.4 34.2 52.2 43.5 44.8 53.5 43.6 58.1 47.6 57 64.4 56.3 67.8 56 63.4 Air heat exchanger Type High efficiency fin and tube type Compressor Type Scroll compressor Quantity 2 4 2 4 5 6 Fan Type Direct propeller Quantity 4 6 8 10 12 5 6 8 10 Air flow rate Nom. l/s 6.026 9.483 12.644 12.052 15.064 15.065 18.078 23.608 28.330 39.446 38.610 37.774 48.262 47.216 Speed rpm 1,200 780 Sound power level Cooling Nom. dBA 78 82 84 85 84 87 86 87 88 89 89.3 89.4 89.5 90.4 90.5 Sound pressure level Cooling Nom. dBA 60 64 65 67 66 68 67 68 69 69.3 69.4 69.5 70 70.1 Refrigerant Type R-32 Charge kg 13.3 14.7 19.3 24.5 29 34 36.2 43 40.3 47.2 50.4 79 89 68.8 77.6 82 Circuits Quantity 1 2 1 2 Piping connections Evaporator water inlet/outlet (OD) mm 88.9 114.3 Unit Starting current Max A 211.0 327.0 343.0 464.0 408.0 495.0 425.0 439.0 564.0 598.0 636.0 666.0 712.0 757.0 795.0 825.0 Running current Cooling Nom. A 55.0 67.0 77.0 101.0 128.0 126.0 136.0 149.0 173.0 196.0 224.0 251.0 292.0 330.0 353.0 373.0 Max A 68.0 85.0 101.0 131.0 166.0 163.0 183.0 197.0 232.0 266.0 304.0 334.0 379.0 425.0 463.0 493.0 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400 Scroll compressor
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