680 Air cooled scroll compressor chiller Gold efficiency Standard sound J R32 refrigerant; J Nominal capacity up to 1,000 kW; J Scroll compressors; J Top class efficiency both at full and part load conditions; J Best capacity with smallest footprint; J Microchannel coils; J Performance monitoring; J New Daikin MicroTech 4 controller. EWAT-B-SSC MicroTech 4 EWAT-B-SSC Cooling Only EWAT 250B-SSC2 270B-SSC2 310B-SSC1 320B-SSC2 350B-SSC1 380B-SSC2 430B-SSC2 480B-SSC2 Space cooling A Condition 35°C Pdc kW 241.8 253 305.92 317.98 345.59 381.40 426.61 477.56 ηs,c % 185.4 182.2 184.6 177.7 181.2 183.0 184.9 183.0 SEER 4.71 4.63 4.689 4.517 4.604 4.649 4.698 4.649 Cooling capacity Nom. kW 241.8 253 305.92 317.98 345.59 381.40 426.61 477.56 Power input Cooling Nom. kW 80.77 86.82 106.6 115.0 130.0 125.2 148.6 176.0 Capacity control Method Step Minimum capacity % 17 25 22 21 19 18 16 14 EER 2.994 2.914 2.869 2.764 2.658 3.046 2.871 2.714 IPLV 5.08 5.07 4.948 4.794 4.948 4.849 4.907 4.940 Dimensions Unit Height mm 2,535 Width mm 2,238 Depth mm 2,514 3,594 Weight Unit kg 2,019 2,063 2,076 2,118 2,200 2,618 2,801 2,924 Operation weight kg 2,039 2,083 2,099 2,146 2,228 2,646 2,837 2,960 Air heat exchanger Type Microchannel Compressor Type Scroll compressor Quantity 4 3 4 3 4 5 Fan Type Direct propeller Quantity 4 6 Air flow rate Cooling Nom. l/s 25.500 25,490 25,500 25,490 38,240 Sound power level Cooling Nom. dBA 92 93 94.0 93.8 94.5 95.1 95.6 95.9 Sound pressure level Cooling Nom. dBA 73 74 74.9 74.7 75.5 75.4 75.9 76.2 Operation range Air side Cooling Min.~Max. °CDB -20~52 Refrigerant Type/GWP R-32/675 Charge kg 18 18 22.0 25.0 30.0 31.0 35.0 39.0 Circuits Quantity 2 2 1 2 1 2 Piping connections Evaporator water inlet/outlet (OD) 88.9mm Unit Starting current Max A 464 482 693 697 735 750 792 838 Running current Cooling Nom. A 152 163 186 200 224 222 260 304 Max A 199 216 245 249 287 302 344 390 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400 Cooling Only EWAT 570B-SSC2 620B-SSC2 670B-SSC2 730B-SSC2 790B-SSC2 860B-SSC2 960B-SSC2 Space cooling A Condition 35°C Pdc kW 567.34 622.34 668.92 734.97 791.18 857.22 961.63 ηs,c % 190.4 188.9 188.1 190.4 190.8 192.6 189.0 SEER 4.834 4.797 4.778 4.834 4.844 4.889 4.801 Cooling capacity Nom. kW 567.34 622.34 668.92 734.97 791.18 857.22 961.63 Power input Cooling Nom. kW 185.5 213.1 237.0 248.6 273.9 285.5 335.1 Capacity control Method Step Minimum capacity % 22 20 18 17 15 14 25 EER 3.058 2.921 2.823 2.957 2.889 3.002 2.870 IPLV 5.062 5.073 5.088 5.120 5.092 5.122 5.079 Dimensions Unit Height mm 2,535 Width mm 2,238 Depth mm 4,674 5,574 5,848 6,928 Weight Unit kg 3,495 3,670 3,779 4,308 4,666 5,119 5,313 Operation weight kg 3,555 3,747 3,856 4,385 4,743 5,196 5,412 Air heat exchanger Type Microchannel Compressor Type Scroll compressor Quantity 5 6 7 8 Fan Type Direct propeller Quantity 8 8 10 10 12 Air flow rate Cooling Nom. l/s 50,980 50,980 63,730 63,730 76,480 Sound power level Cooling Nom. dBA 96.7 97.0 97.3 97.9 98.1 98.6 99.0 Sound pressure level Cooling Nom. dBA 76.5 76.7 77.0 77.2 77.4 77.5 77.8 Operation range Air side Cooling Min.~Max. °CDB -20~52 Refrigerant Type/GWP R-32/675 Charge kg 45.0 50.0 53.0 59.0 63.0 68.0 77.0 Circuits Quantity 2 Piping connections Evaporator water inlet/outlet (OD) 139.7mm Unit Starting current Max A 891 936 979 1,032 1,079 1,132 1,220 Running current Cooling Nom. A 329 374 413 438 479 505 585 Max A 443 488 531 584 631 684 772 Power supply Phase/Frequency/Voltage Hz/V 3~/50/400
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