The rules for disconnecting hermetic refrigerant motor-compressors are noted in Section 440.12(A)(1) of the 2011 NEC. A disconnecting means that serves a hermetic refrigerant motor-compressor shall ...

The compressor is the heart of any air conditioning or refrigeration system, so when it starts showing signs of not working correctly, technicians must act quickly in order to find out what is wrong.

A hermetic refrigerant motor compressor consists of a compressor and motor, both of which must be enclosed in _____ _____ _____, with no external shaft or shaft seals, with the motor operating in the ...