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CSA Group | Canadian Standards Store
CSA C22.1 22nd Edition, January 1, 2012
Complete Document
Canadian Electrical Code, Part I Safety Standard for Electrical Installations
Published By:CSA Group (CSA)
Page Count:690
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CSA B51
IHS Standards Expert
This Code covers all electrical work and electrical equipment operating or intended to operate at all voltages in electrical installations for buildings, structures, and premises, including factory-built relocatable and non-relocatable structures, and self-propelled marine vessels stationary for periods exceeding five months and connected to a shore supply of electricity continuously or from time to time, with the following exceptions:

(a) installations or equipment employed by an electric, communication, or community antenna distribution system utility in the exercise of its function as a utility, as recognized by the regulatory authority having jurisdiction, and located outdoors or in buildings or sections of buildings used for that purpose;

(b) equipment and facilities that are used in the operation of an electric railway and are supplied exclusively from circuits that supply the motive power;

(c) installations or equipment used for railway signalling and railway communication purposes, and located outdoors or in buildings or sections of buildings used exclusively for such installations;

(d) aircraft; and

(e) electrical systems in ships that are regulated under Transport Canada.

For mines and quarry applications, see also CAN/CSA-M421.

This Code and any standards referenced in it do not make or imply any assurance or guarantee by the authority adopting this Code with respect to life expectancy, durability, or operating performance of equipment and materials so referenced.