Carlyle Reciprocating Compressor. Model: 5H120-A194. Rated tons per different refrigeration’s with respective nominal horsepower at 40°F SST, 105°F saturated discharge, 15°F superheat and 0°F subcooling: (R-502: 122 tons/125 hp), (R-22: 119 tons/125 hp), and (R-12: 74 tons/75 hp). Currently equipped with a 75 hp Marathon Electric motor: 1775 RPM, 3 phase, 230/460 V 18.4/9.2 A. Minimum rpm required for lubrication: 400. Overall dimensions: 6 ft. 3 in. L X 2 ft. 8 in. W X 3 ft. 8 in. H.(H12)(ACN179).