640 Inverter screw cooling only with BLU efficiency. Standard sound. J Environmentally conscious HFC134a – the most thermodynamically efficient refrigerant for air cooled applications J New generation of air-cooled inverter series with extension of capacity range: Nominal capacity up to 1,950 kW J New single screw compressor geometry allowing performance optimization J Refrigerant cooled inverter mounted on compressor all across the range EWAD-TZBSD EWAD-TZBSD 275 320 345 400 470 510 525 SEER 4.517 4.637 4.636 4.829 4.809 4.561 4.73 Cooling capacity Nom. kW 274.8 316.9 346 418.5 467 512.6 520.7 Power input Cooling Nom. kW 91.31 100.1 115.5 136.4 159.9 171 167.6 Capacity control Method Stepless Minimum capacity % 22 19 17 22 23 11 22 EER 3 3.2 3 3.1 2.9 3 3.1 IPLV 4.4 4.6 4.8 4.4 4.7 Dimensions Unit Height mm 2,553 Width mm 2,238 Depth mm 2,560 3,640 4,720 Weight Unit kg 2,602 3,084 3,486 4,212 4,032 Operation weight kg 2,677 3,169 3,583.7 3,593.7 4,552 4,160.1 Air heat exchanger Type Microchannel Compressor Type Screw compressor Quantity 1 2 1 Fan Type Direct propeller Quantity 4 6 8 Air flow rate Cooling Nom. l/s 25,490 38,240 50,980 50,990 Sound power level Cooling Nom. dBA 97 98 100 97 99 98 Sound pressure level Cooling Nom. dBA 78 80 78 77 79 77 Operation range Air side Cooling Min.~Max. °CDB 5 ~46 Refrigerant Type/GWP R-134a/1,430 Charge kg 35 45 55 65 70 Circuits Quantity 1 2 1 Piping connections Evaporator water inlet/outlet (OD) 88.9mm 139.7mm 168.3mm 139.7mm Unit Starting current Max A 0 Running current Cooling Nom. A 179.1 196.2 217.6 248.4 283.5 336.9 298.8 Max A 220 262 284 346 362 411 400 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400 EWAD-TZBSD 545 570 580 625 630 670 755 SEER 4.55 4.552 4.711 4.65 4.556 4.564 4.917 Cooling capacity Nom. kW 543.7 573.2 574.7 622.2 630.9 674 753.1 Power input Cooling Nom. kW 188.4 206 198.2 230.6 216.2 242.8 231.7 Capacity control Method Stepless Minimum capacity % 10 19 17 10 13 EER 2.9 2.8 2.9 2.7 2.9 2.8 3.3 IPLV 4.4 4.7 4.5 4.9 Dimensions Unit Height mm 2,553 Width mm 2,238 Depth mm 4,720 5,800 6,880 Weight Unit kg 4,212 4,032 4,695 5,670 Operation weight kg 4,557 4,562 4,170.1 4,175.1 5,035 5,045 6,055 Air heat exchanger Type Microchannel Compressor Type Screw compressor Quantity 2 1 2 Fan Type Direct propeller Quantity 8 10 12 Air flow rate Cooling Nom. l/s 50,980 50,990 63,730 76,480 Sound power level Cooling Nom. dBA 99 100 98 101 102 99 Sound pressure level Cooling Nom. dBA 79 80 78 80 82 78 Operation range Air side Cooling Min.~Max. °CDB 5 ~46 Refrigerant Type/GWP R-134a/1,430 Charge kg 75 80 85 95 105 Circuits Quantity 2 1 2 Piping connections Evaporator water inlet/outlet (OD) 168.3mm 139.7mm 168.3mm Unit Starting current Max A 0 Running current Cooling Nom. A 367.3 392.4 344.2 392.3 412.1 450 434.7 Max A 440 471 457 464 512 556 600 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400 J Premium energy efficiency both at full and part load conditions J Best capacity with smallest footprint J Microchannel coils J Unique fully integrated active harmonic filtration solution J Performance monitoring J MicroTech 4 controller: sophisticated adaptive software logic for stable operating conditions
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