FES Dunham-Bush Rotary Screw Compressor. FES model 350, year 1987, test pressure: 313 Leak PSIG / 470 Hyd. PSIG. RECO Oil Cooler: Nat’l Bd. 7476. Shell DWP: 350 PSIG at 300F, 525 PSIG test, MDMT: -20F at 350 PSIG. Tubes DWP: 350 PSIG at 300F, 525 PSIG test, MDMT: -20F at 350 PSIG. Year: 1989. S/N: M907-870-B. UG 20. Refrigeration Systems Co. San Antonio, Texas USA. Toshiba High Efficiency Motor: 500 HP, 3570 RPM, 460V, 560 amps, 60 Hz, 3-phase. Toshiba Int’l Corp. Houston, Texas USA. FES Oil Pump: 290-000030-000, S/N: 11725870, York, PA USA. Overall dimensions, 167 in. L x 65 in. W x 112 H.
