375 Ton York Millenium Liquid Chilling System, Centrifugal Type, model #YTG3A3E1-CNJ, R123 refrigerant. Design condition 900 GPM of water from 50 deg F to 40 deg F, Condenser water 1125 GPM from 85 deg F to 95.6 deg F, Turbo-Modulator KW input - 272.