C22.2 NO. 140.2-96 (R2021)

1. Scope 1.1 This Standard applies to hermetic refrigerant motor-compressors (hereinafter referred to as motor-compressors) rated 7200 V or less, for use in air-conditioning and refrigerating equipment that comply with the Standards applicable to such equipment. 1.2 This Standard also applies to motor protection systems that may be provided with motor-compressors. 1.3 This Standard does not include additional requirements applicable to equipment designed for use in hazardous locations as defined in the National Electrical Code, ANSI/NFPA 70-1996, and the Canadian Electrical Code, Part 1. 1.4 The values given in SI (metric) units are the standard. The values given in parentheses are for information only.