55-102045-08S - Copeland Scroll Compressor - 39,000 BTU - 3 Phase - R410A - 230VRheem 55 102045 08S Copeland Scroll Compressor 39,000 BTU 3 Phase R410A 230V (ZP39K5E TF5 830) Copeland scroll compressors work with one scroll orbiting in a path defined by a matching fixed scroll. The fixed scroll is attached to the compressor body while the orbiting scroll is coupled to the crankshaft. The orbiting motion creates a series of gas pockets traveling between the two scrolls. On the outer portion of the scrolls, the pockets draw in gas