SEMI-HERMETICandHERMETICCOMPRESSORSCOPELAND / SEMI-HEREMTIC COMPRESSORSMost commercial grade freezers made prior to 2006 will have semi-hermetic compressors in them.
Copeland™ Semi-hermetic Compressor Copeland Discus™ Compressor with Unique ‘Discus’ Valve Design Reliability High Energy Effi ciency Modular Components Replacement Serviceability Positive Displacement Oil Pump Application Flexibility Low Profi le More Cooler Space, Fewer Stockouts, Application Flexibility. When operating with air the so-called diesel effect may occur, i.e. The air sucked in is mixed with oil and gas and can explode due to the high temperature in the cylinder head, thereby destroying the compres-sor. Care must be taken even when the compressor is running correctly, high temperatures may develop.
Better technology for a better worldFrom the food we enjoy every day to the comforts of home at night, Copeland compressors live at the heart of the HVAC and refrigeration systems that homeowners, businesses and industries have depended on for almost a 100 years now. There’s a reason Copeland is specified by more HVACR professionals than any other compressor brand. Every product is engineered and tested for ultra-reliable, quiet operation, and we are constantly improving the technology to meet today’s energy and environmental standards.
And our award-winning Copeland Scroll™ technology continues to set the pace for better comfort, better cooling everywhere.