624 EWAT-B-XRB Air cooled scroll chiller, high efficiency, reduced 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-XRB 085 115 145 180 185 200 220 230 250 280 Space cooling A Condition 35°C Pdc kW 81.86 108.59 135.62 168.03 166.16 187.56 208.44 224.52 238.22 264.73 ηs,c % 150.6 179.4 166.6 177 164.6 186.6 179 169 177 186.6 SEER 4.13 4.56 4.24 4.5 4.19 4.74 4.55 4.3 4.5 4.74 Cooling capacity Nom. kW 82 109 136 168 166 188 208 225 238 265 Power input Cooling Nom. kW 30.8 38.9 46.9 59.1 70.5 69.8 80.7 79.2 87.3 92.2 Capacity control Method Step Minimum capacity % 50 38 50 25 38 21 19 50 17 16 EER 2.66 2.79 2.89 2.84 2.36 2.69 2.58 2.84 2.73 2.87 IPLV 4.74 4.91 4.70 5.04 4.72 5.05 4.97 4.86 4.91 5.08 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 Unit kg 747 840 959 1,736 1,076 1,776 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 Plate Heat Exchanger Water volume l 5 6 9 11 12 11 16 14 19 Water flow rate Cooling Nom. l/s 3.9 5.2 6.5 8 7.9 9 10 10.7 11.4 12.6 Water pressure drop Cooling Nom. kPa 27.8 34.2 28 36.3 38 44.2 37.7 44 48.2 35.6 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 6,673 8,896 11,122 15,054 11,122 15,054 18,819 18,818 22,582 Speed rpm 1,108 700 1,108 700 Sound power level Cooling Nom. dBA 77.9 81.9 84 84.2 86 84.5 84.8 86.2 85.8 86.6 Sound pressure level Cooling Nom. dBA 60.2 63.9 65.6 65.3 67.7 65.5 65.8 66.7 66.3 67.1 Refrigerant Type/GWP R-32/675 Charge kg 9 10 11 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 59 71 83 113 118 128 143 134 151 164 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 optimise 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 minimise the overall chiller power input
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