2001 McQuay-Snyder General Air-Cooled Chiller- 75 Ton. Model: ALR075C. S/N: 5VH0181800. Refrigerant: R-22. Total refrigerant charge: 73 lbs. Max relief pressure: 450 psig. Test pressure hi/lo: 380/150 psig. Suction pressure: 65 psi. Discharge pressure: 300 psi. Discharge water temperature (setpoint): 50 °F. Copeland Discus Reciprocating Compressor, Model: 6DS3-4000-TSN-800, S/N: 99 K77401. Capacity: 281,000 BTU (20/120 °F). Electrical requirements: 230-460/200-400 V, 142-71 RLA, 60/50 Hz, 3 phase. Copeland Reciprocating Compressor, Model: 6DR1-4000-TSN, S/N: CT 90G 01706S. Electrical requirements: 200-230/400-460 V, 594/297 LRA, 50/60 Hz, 3 phase. Inlets/outlets: (2) 4 in. dia. pipes. Overall dimensions: 19 ft. L x 84 in. W x 59 in. H.