Emerson lists R404A and R134a alternatives

Emerson has now announced approval of the full range of low GWP refrigerant alternatives to R404A and R134a in Copeland Discuss and Scroll compressors. The four refrigerants R448A, R449A, R450A and R513A have been added to Emerson’s important 93-11 document - the document which lists all refrigerants and lubricants approved by Emerson for its Copeland compressors.