FES Rotary Screw Dual Stage Ammonia Refrigeration Compressor Package. Compressor models: 775B-LE / 270-ME. Overall capacity rating: 218 tons at 255 BHP using R-717(ammonia) with a -40°F suction temperature. Single stage compressor rates at 244 tons at 337 bhp with a 10ºF suction temperature, 95ºF condensing temperature, and 10ºF liquid subcooling. Displacement: 775B-LE: 2236 cfm, 270-ME: 853 cfm. Toshiba World Energy Series, 3-phase induction motor: Model: B2502VLG3UC, 250 hp, 3535 rpm, 60 Hz 3 phase, Toshiba World Energy Series, 3-phase induction motor: Model: B3502VLC3FC DP, 350 hp, 3540 rpm, 60 Hz 3 phase. Oil separator: MAWP: 250 psi @300°F, MAWT: -20°F. Hours on 775B compressor: 34775. Hours on 270 compressor: 34992. Overall dimensions: 21 ft. 3 in. L x 5 ft. 10 in. W x 10 ft. 5 in. H.