Baltimore Aircoil Company Evaporative Condenser. Model: C1722HR. Belt No: B68. Refrigerant: R-22. Nominal capacity rating using Freon: 52 tons at 105ºF condensing, 40ºF suction, and 78ºF wet bulb temperatures, or approximately 37 tons when used with ammonia (R-717) at 96.3ºF condensing, 20ºF suction and 78ºF wet bulb temperatures. U.S. Electrical Motor, 5 hp, 1720 rpm, 34 rpm (final), 230/460 V, 13.4/6.7 amps, 60 Hz, 3 phase. Manway equipped. 13 in. dia. centrifugal fans. Inlets: (1) 2 in. dia. media port. Outlets: (1) 2 in. dia. media port, (1) 3 in. dia. port. Approximate shipping weight: 2590 lbs. Overall dimensions: 6 ft. 10 in. L x 4 ft. W x 8 ft. 2 in. H.(ACN109-88).