scope:

This Standard applies to temperature-indicating and regulating equipment(Footnote *) 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 Electrical Code, Part I.

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.

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