Codes et normes - Achat
C22.2 NO. 55-M1986 (R2012)
Special Use Switches
SKU: 2413706
Publié par CSA Group
Année de publication 1986
Confirmé(e) en 2012
37 pages
Withdrawn
détails du produit
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
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 C22.2 No. 111;
(d) solid-state single-phase motor speed controls covered in CSA Standard C22.2 No. 156;
(e) dimmers covered in CSA Standard C22.2 No. 184;
(f) clock-operated switches covered in CSA Standard C22.2 No. 177;
(g) switches for use in hazardous locations.
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.
1.2(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 C22.2 No. 111;
(d) solid-state single-phase motor speed controls covered in CSA Standard C22.2 No. 156;
(e) dimmers covered in CSA Standard C22.2 No. 184;
(f) clock-operated switches covered in CSA Standard C22.2 No. 177;
(g) switches for use in hazardous locations.