Carrier 4-Cylinder Reciprocating Compressor. Model: 5H40-A219. S/N: E23031017AM. Open-drive. Capacities: 24.7 tons (R-12, R-134), 39.6 tons (R-22), 40.5 tons (R-502), 38.48 tons (R-507/404A), (40°F saturated suction, 105°F saturated discharge, 15°F superheat, 0°F subcooling). Refrigerant: R-12, R-124a, R-22, R-502, R-507/404A. Nominal horsepower: 25 hp (R-12, R-134a), 40 hp (R-22, R-502, R-507/404A). Displacement @ 1750 rpm: 92.4 cfm. Maximum speed: 1750 rpm. Minimum speed: 400 rpm (lubrication), 800 rpm (unloader action). Bare compressor weight: 610 lbs. Century AC Electrical Motor, 50 hp, 1765 rpm, 230/460 V, 116/58 amps, 60 Hz, 3 phase. Oil Separator- 2 Gallon, inside straight-wall dimensions: 8 in. dia. x 11 in. H. Inlets: (1) 2-1/2 in. dia. port. Outlets: (1) 2 in. dia. port. Overall dimensions: 5 ft. L x 2 ft. 8 in. W x 4 ft. 11 in. H.