1992 Carrier Air Cooled Liquid Chiller- 90 Ton. Model: 30GT090. S/N: 30GT090-64392F22496. Outdoor use only. Test pressure lo/hi (psi/kPa): 315/2174 (450/3105). Power supply electrical requirements: 460 V, 60 Hz, 3 phase. Control electrical requirements: 115 V, 30 amps, 60 Hz, single phase with a step down transformer. (4) Carlyle 6-Cylinder Reciprocating Compressors, Model: 06ET265-360, 1,800 rpm, 208-230/460V, 446/223 LRA, 60 Hz, 3 phase. Inlets/outlets: (2) 4 in. dia. pipes. Overall dimensions: 11 ft. 2-1/2 in. L x 92 1/2 in. W x 98 in. H.