CSA C22.2 NO. 244:19

Switchboards

CSA Group, 07/01/2019

Publisher: CSA

File Format: PDF

$235.00$470.00

Description

Published:01/07/2019

Pages:187

File Size:1 file , 2.3 MB

Note:This product is unavailable in Russia, Ukraine, Belarus

Scope

1.1.1 This Standard applies to switchboards nominally rated at 1 000 V or less and intended for use in accordance with the Canadian Electrical Code, Part I (CE Code, Part I), the National Electrical Code (NEC), ANSI/NFPA 70, and the Mexican Standard for Electrical Installations (Utility), NOM-001-SEDE.

1.1.2 In this standard the term switchboard is intended to refer to a dead-front switchboard.

1.1.3 These requirements do not cover the following switchboard types: preset and dimmer control (theater), live front, railway control or electrification; or constructions intended only for receiving motor control center units.

1.1.4 These requirements cover switchboards for use on circuits having available short-circuit currents of not more than 200 000 A.

1.1.5 These requirements do not cover switchboards with short-time current ratings.

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