622 EWAT-B-XSB/XLB Air cooled scroll chiller, high efficiency, standard/low sound J First R-32 air cooled chiller with Scroll compressors in the market J Choosing an R-32 product reduces environmental impact by 68% compared to R-410A and directly lowers energy consumption thanks to its superior energy efficiency. J One or two truly independent refrigerant circuits for outstanding reliability J MicroTech 4 controller with superior control logic and easy interface J Low operating cost and extended operating life thanks to the careful design aimed to optimise the energy efficiency of the chillers and to improve installation profitability, effectiveness and economical management Cooling Only EWAT-B-XSB/XLB 085 115 145 180 185 200 220 230 250 280 Space cooling A Condition 35°C Pdc kW 87.9 113.89 143.48 179.01 182.67 200.92 226.26 238.95 254.88 281.64 ηs,c % 167 183 175 - 175.8 173 177 169.4 175.8 180.6 ηs,c + VFDFAN % - 181.8 - 176.2 184.2 174.6 184.2 188.6 SEER 4.25 4.65 4.45 4.62 4.47 4.48 4.5 4.31 4.47 4.59 SEER + VFDFAN - 4.38 - 4.40 4.68 4.44 4.68 4.79 Cooling capacity Nom. kW 88 114 143 179 183 201 226 239 255 282 Power input Cooling Nom. kW 28.8 36.6 44.4 57 63.6 65.7 74.7 74.6 81.7 87.9 Capacity control Method Step Minimum capacity % 50 38 50 25 38 21 19 19 17 16 EER 3.05 3.12 3.23 3.14 2.87 3.06 3.03 3.21 3.12 3.2 IPLV + VFDFAN 4.83 4.90 4.88 5.11 4.74 4.87 4.72 4.6 4.69 4.78 EER + VFDFAN - 3.13 - 3.05 3.02 3.19 3.11 3.19 IPLV - 4.65 - 4.67 4.97 5 5.02 5.14 Dimensions Unit Height mm 1,801 1,822 2,540 1,822 2,540 Width mm 1,204 2,224 1,204 2,224 Length mm 2,650 3,170 3,770 2,338 3,770 2,338 3,230 3,247 Weight (XSB) Unit kg 737 830 949 1,633 1,066 1,663 1,699 2,014 1,987 2,128 Operation weight kg 742 836 958 1,644 1,078 1,674 1,710 2,030 2,001 2,147 Weight (XLB) Unit kg 747 840 959 1,736 1,076 1,766 1,802 2,082 2,090 2,231 Operation weight kg 752 846 968 1,747 1,088 1,777 1,813 2,098 2,104 2,250 Water heat exchanger Type Brazed plate Water volume l 5 6 9 11 12 11 16 14 19 Water flow rate Cooling Nom. l/s 4.2 5.4 6.9 8.6 8.7 9.6 10.8 11.4 12.2 13.4 Water pressure drop Cooling Nom. kPa 31.6 37.3 31 40.7 45.1 50.1 43.7 49.2 54.2 39.8 Air heat exchanger Type Microchannel Compressor Type Scroll compressor Quantity 2 4 2 4 2 4 Fan Type Direct propeller Quantity 6 8 10 4 10 4 5 6 Air flow rate Nom. l/s 9,036 12,023 15,057 20,306 15,057 20,306 25,382 30,459 Speed rpm 1,360 900 1,360 900 Sound power level (XSB) Cooling Nom. dBA 86 88.8 90.5 91.2 92.1 92 92.7 94.8 93.8 94.6 Sound power level (XLB) Cooling Nom. dBA 85.2 87.1 88.5 90.6 89.3 90.6 90.7 91.8 91.7 92.5 Sound pressure level (XSB) Cooling Nom. dBA 68.3 70.8 72.2 72.3 73.7 73.1 73.7 75.3 74.3 75.1 Sound pressure level (XLB) Cooling Nom. dBA 67.5 69.1 70.1 71.6 70.9 71.7 72.3 72.2 73 Refrigerant Type/GWP R-32/675 Charge kg 9 10 11 20 12 20 23.5 24 27.5 Circuits Quantity 1 2 1 2 1 2 Piping connections Evaporator water inlet/outlet (OD) mm 76.1 88.9 76.1 88.9 76.1 88.9 Unit Starting current Max A 215 315 328 290 464 388 399 506 414 543 Running current Cooling Nom. A 56 67 78 110 108 122 135 128 145 158 Max A 75 87 100 149 134 160 171 176 186 213 Power supply Phase/Frequency Hz 3~/50 J Fan speed modulation to ensure precise airflow control and optimised 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
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