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  • UL 363

UL 363

Knife Switches

Underwriters Laboratories, 08/12/2011

Publisher: UL

File Format: PDF

$251.00$502.00


Published:12/08/2011

Pages:38

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

Please note: All interim revisions for this edition available at time of your purchase will be included.

Knife Switches

UL 363

1 Scope

1.1 These requirements cover open knife switches for use in accordance with the National Electrical Code, ANSI/NFPA-70.

1.2 These requirements cover switches with or without fuseholders; switches having individual bases intended for either front or rear wiring connection; and switch parts without bases intended for mounting on switchboards and panelboards. Switches may be single- or multi-pole and with or without quick-break or auxiliary contacts, except where such contacts are specifically required.

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