York 28971AR Refrigerator User Manual


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YORK INTERNATIONAL
FORM 201.18-EG1
39
MODEL NUMBER YCAS
0180EC 0200EC 0210EC 0230EC 0250EC 0270EC 0300EC 0330EC 0360EC 0400EC 0440EC
General Unit Data
Unit Capacity at 6.7°C water & 35°C ambient, kW 603.4 656.6 685.2 735.2 855.6 930.3 1011.3 1104.7 1238.5 1358.7 1474.1
Number of Independent Refrigerant Circuits 2 2 2 2 3 3 3 3 4 4 4
Refrig. Charge, R-22,Ckt.-1 / Ckt.-2, kg. 86 / 86 100 / 100 100 / 100 100 / 100 70 / 70 70 / 70 85 / 85 92 / 92 85 / 85 96 / 96 104 / 104
Ckt.-3 / Ckt.-4, kg. – / –– / –– / –– / – 70 / – 78 / – 80 / – 86 / – 85 / 85 90 / 90 98 / 98
Oil Charge, Ckt.-1 / Ckt.-2, liters 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19 19 / 19
Ckt.-3, Ckt.-4, liters – / –– / –– / –– / – 19 / – 19 / – 19 / – 19 / – 19 / 19 19 / 19 19 / 19
Shipping Weight:
Aluminum Fin Coils, kg. 4,900 5,374 5,429 5,479 6,814 6,890 7,516 7,597 9,600 10,195 10,399
Copper Fin Coils, kg. 5,474 6,096 6,146 6,196 7,676 7,752 8,521 8,602 10,748 11,486 11,690
Operating Weight:
Aluminum Fin Coils, kg. 5,202 5,676 5,731 5,781 7,863 7,952 8,571 8,732 10,973 11,596 11,816
Copper Fin Coils, kg. 5,777 6,398 6,448 6,499 8,725 8,814 9,576 9,737 12,121 12,887 13,107
Compressors, DXS Semihermetic Twin Screw
Quantity per Chiller 2 2 2 2 3 3 3 3 4 4 4
Nominal kW Size, Ckt.-1 / Ckt.-2 300/300 335/335 370/335 370/370 275/275 275/275 335/335 370/370 335/335 335/335 370/370
Ckt.-3 / Ckt.-4 – / –– / –– / –– / – 275 / – 370 / – 335 / – 370 / – 275/275 335/335 370/370
Refrigerant Economizer, Ckt.-1 / Ckt.-2 Yes / Yes No / No Yes / No Yes / Yes No / No No / No No / No Yes / Yes No / No No / No Yes / Yes
Ckt.-3 / Ckt.-4 – / –– / –– / –– / – No / – Yes/ – No / – Yes/ – No / No No / No Yes / Yes
Condensers, High Efficiency Fin / Tube with Integral Subcooler
Total Chiller Coil Face Area, m
2
23.78 29.73 29.73 29.73 35.67 35.67 41.62 41.62 47.57 53.51 53.51
Number of Rows 3 3 3 3 3 3 3 3 3 3 3
Fins per Meter 512 512 512 512 512 512 512 512 512 512 512
Condenser Fans
Number, Ckt.-1 / Ckt.-2 4 / 4 5 / 5 5 / 5 5 / 5 4 / 4 4 / 4 5 / 5 5 / 5 4 / 4 5 / 5 5 / 5
Number, Ckt.-3 / Ckt.-4 – / –– / –– / –– / – 4 / – 4 / – 4 / – 4 / – 4 / 4 4 / 4 4 / 4
Standard Fans
Fan Motor, HP / kW 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8 2 / 1.8
Fan & Motor speed, rev./sec. 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0
Fan Diameter, mm 900 900 900 900 900 900 900 900 900 900 900
Fan Tip Speed, m/sec. 54 54 54 54 54 54 54 54 54 54 54
Total Chiller Airflow, l/sec. 53,989 67,486 67,486 67,486 80,983 80,983 94,481 94,481 107,978 121,475 121,475
Low Noise Fans
Fan Motor, HP / kW 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53 2 / 1.53
Fan & Motor Speed, rev./sec. 14 14 14 14 14 14 14 14 14 14 14
Fan Diameter, mm 900 900 900 900 900 900 900 900 900 900 900
Fan Tip Speed, m/sec. 40 40 40 40 40 40 40 40 40 40 40
Total Chiller Airflow, l/sec. 53,045 66,307 66,307 66,307 79,568 79,568 92,829 92,829 106,091 119,352 119,352
High Static Fans
Fan Motor, HP / kW 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79 5 / 3.79
Fan & Motor Speed, rev./sec. 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0
Fan Diameter, mm 900 900 900 900 900 900 900 900 900 900 900
Fan Tip Speed, m/sec. 54 54 54 54 54 54 54 54 54 54 54
Total Chiller Airflow, l/sec. (@0.4" additional static) 53,989 67,486 67,486 67,486 80,983 80,983 94,481 94,481 107,978 121,475 121,475
Evaporator, Direct Expansion
Water Volume, liters 301 301 301 301 524 524 425 425 611 679 679
Maximum
1
Water Side Pressure, Bar 10 10 10 10 10 10 10 10 10 10 10
Maximum Refrigerant Side Pressure, Bar 24 24 24 24 20.7 20.7 20.7 20.7 20.7 20.7 20.7
Minimum Chilled Water Flow Rate, l/sec. 13.8 14.4 15.5 17.2 14 14 16 16 19 21 21
Maximum Chilled Water Flow Rate, l/sec. 47.1 47.1 47.1 47.1 50 50 50 50 67 67 67
Water Connections, inches 8 8 8 8 10 10 10 10 10 10 10
SI UNITS
1
Optional 21 Bar Waterside available
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