scope:

This Standard applies to manually operated and mechanically operated special use switches that are

(a) for use on dc, ac/dc, or ac only; and

(b) rated at not more than

(i) 60 A at 250 V or less; or

(ii) 30 A or 2 hp at 600 V or less.

This Standard does not apply to

(a) switches forming parts either of electrothermal appliances or automatic temperature-responsive switches;

(b) switching mechanisms built into lampholders covered in CSA Standard C22.2 No. 43;

(c) general use switches covered in CSA Standard C22.2No. 111;

(d) solid-state single-phase motor speed controls covered in CSA Standard C22.2 No. 156;

(e) dimmers covered in CSA Standard 022.2 No. 184;

(f) clock-operated switches covered in GSA Standard C22.2 No. 177;

(g) switches for use in hazardous locations.