2001 Trane Co. Roof Top Air Conditioner 15 Ton. Model TCD150C400CA. S/N Z39102212D. Specifications Min/Max Operating Voltage 414/506, 60 Hz, 3 phase, 24 Vac Control Circuit Volts, Min. Test Pressure High 278 psig/Low 144 psig, Condenser Fan (60 Hz, 1 phase, 2.9 FLA - 460 Volts, 1 hp), Evap. Standard (60 Hz, 3 phase, 4.8 FLA - 460 Volts, 3 hp), Evap. Oversize (60 Hz, 3 phase, 7.6 FLA - 460 Volts, 5 hp). Marathon Electric Motor. Model 80J56T17DS847A-P. Motor Specifications: 3 hp, 1,725 rpm, 208-230/460 Volt (190/380-415), 60 Hz, 3 phase. The motor drives a 4 in. Motor pulley, 5 in. Tensioner pulley, and 7 in. Blower fan pulley, with a 1/2 in. Belt. The blower fan is 17 in. Diameter. (2) Alliance Compressors (Thermally Protected). Model SSR072A4BPA. S/N 0117879AN (Comp. 1) & 0117904AN (Comp. 2). Compressor Specifications: 460 Volt, 60 Hz, 3 phase (380-420 Volt, 60 Hz, 3-Phase). Overall Dimensions: 126 in. L x 63-1/2 in. W x 50 in. H. (ACN79).