scope:

This Standard applies to temperature-indicating and -regulating equipment* for voltages up to and including 600 V between conductors and intended for general household and industrial use in nonhazardous locations, in accordance with the Rules of the Canadian Nectrical Code, Part I.

*For convenience the shorter term "equipment" is sometimes used herein.

This Standard applies to electrical control equipment for air-conditioning, heating, lighting, cooling, and refrigeration.

This Standard does not apply to extra-low voltage equipment other than safety controls and room thermostats with heat anticipators.