300 Ton York Centrifugal Chiller, Model # YSDBDAS2-CJB. Refrigerant R-22. 2 passes. Cooler refrigernat psi- 300, liquid 150. Shell test pressure, 450psi. 460 Volts, 3 phase, 60 Hertz. Compressor Model # 193S, Code S2. Built 2000. Approx. 18,000 Hours.