Many modern day scroll compressors incorporate a variety of internal safety controls that can actuate the internal line break motor protection (Fig. 1). Some safety features that can be found in the ...

Article 440, Part VI provides the requirements for motor-compressor and branch-circuit overload protection. Application and selection [440.52] is broken down into protection of the motor-compressor ...

For safe, long-term use of a compressor, the motor winding temperature must be kept below certain limits, in all conditions in which the appliance may operate. For example, compressors from AC ...

Motors used for refrigeration equipment (including air conditioning systems) are hermetic. When we say “hermetic,” what do we mean? It’s a motor that’s sealed from the outside. In the case of ...