centrifugal propylene refrigeration compressor. 1st section: inlet conditions, capacity 344,787 lbs/hr, pressure 21.8 psia, temp -35 deg F, compressability .949, flow rate at suction cond 27036 cu ft/min, molecular weight 42.18. Discharge conditions, pressure 41.9 psia, 25.8 deg F temp, compressability 0.934. Section 2: inlet conditions, capacity 547505 lbs/hr, pressure 41.9 psia, temp 15.2 deg F, compressability 0.932, flow rate at suction condition 24603 cu ft/min, molecular weight 42.18. Discharge conditions, pressure 127.8 psia, temp 119.9 deg F, compressability .895. Section 3: inlet conditions, capacity 53660 lbs/hr, pressure 127.8 psia, temp 119.9 deg F, compressability 0.895, flow rate at suction condition 8474 cu ft/min, molecular weight 42.18. Discharge conditions, pressure 257.7 psia, temp 187.4 deg F, compressability 0.841. Rpm 5376, duty BHP 13809, driver BHP 13678, design pressure 300 psig, design temp 350 deg F. (Compressor only). Rebuilt 1993.