1990 King Air Systems Coil Evaporator – 74.9 Tons. Model: 9CF-168-01.502/0306-aa-6-108-717R. S/N: 90-R-1656-A. Capacity: 74.9 Tons. Refrigerant: recirculating ammonia. Fans: (6) 10 hp single speed, 1750 rpm, 230/460 volts, 3 phase, 60 cycle, totally enclosed, 8.72 BHP at -30°F operating temperature, 36” diameter and 14” blade. Coils: (3) with 2 rows @ 1.5 fins per inch and 6 rows @ 3 fins per inch ( 36 high x 168 long) aluminum tube and fins. CFM: 134,400 @ 62 external static pressure. Capacity: 89,880 BTUH/°F. Hot Gas and Water. Operating pressure: 175 psig. (4) King Air Evaporators, Model: 7RLB. Evaporator S/N’s: 90R1656A-T24200-1, 90R1656A-T24200-2, 90R1656A-T24200-3, 90R1656A-T24200-4. Overall dimensions: 16 ft. 8 in. L x 4 ft. W x 16 ft. H. (2) Single Fan Blower Units. Cast aluminum fan blades: 3 ft. dia. Dayton Motor, 10 hp, 1760/1445 rpm, 208-230/460-190/380 V, 27, 60/50 Hz, 3 phase. Ajax Motor, 10 hp, 1735 rpm, 208-230/460 V, 28.8-25.0/12.5 amps, 60 Hz, 3 phase. Overall dimensions: 3 ft. 8-1/2 in. L x 3 ft. 2 in. W x 7 ft. 8 in. H. (2) Double Fan Blower Units. Cast aluminum fan blades: 3 ft. dia. U.S. Motor, 10 hp, 1755 rpm, 208-230/460 V, 60 Hz, 3 phase. Lincoln Motor, 10 hp, 1745 rpm, 230/460 V, 26/13 amps, 60 Hz, 3 phase. Overall dimensions: 3 ft. 7 in. L x 3 ft. 2 in. W x 7 ft. H. This was the 75 ton coil section for a Spiral IQF tunnel with 982 foot of active, 40 in. wide belt. Connection sizes include, feed: (3) 1” IPS, returns: (3) 3” IPS, Hot Gas: (2) 1-1/4 “ IPS, Water Pan: (1) 1-1/2” IPS, Drain: 4 IPS.(H15).