Single Throw Heavy Duty Safety Switches
Heavy Duty Single Throw Safety Switches — Overview
Visible blade heavy duty safety switches are designed for application where maximum performance and continuity of service are required. Heavy duty safety switches feature quick-make, quick-break operating mechanism, a dual cover interlock and a color coded indicator handle. They are suitable for use as service equipment when equipped with a field- or factory-installed neutral assembly or equipment grounding kit, unless a 600Y/347 V or 480 Y/277 V, 1000 A or greater, solidly grounded WYE system is used, per NEC 230-95. Heavy duty safety switches are UL Listed (except as noted). Files E2875 and E154828 meet or exceed the NEMA Standard KS1. For UL Listed short circuit current ratings, see UL Listed Maximum Short Circuit Current Ratings (AC Only).
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NEMA Type 1 |
NEMA Type 3R |
NEMA Type 12 |
NEMA Type 4, 4x, 5 |
Refer to the following for complete information for heavy duty safety switches, applications, and accessories.
Online Product Selector: Safety Switches Product Selector
Supplemental Digest Catalog 0100CT2402–SD-SEC-02:
Supplemental Digest Catalog Section 2: Safety Switches
Product Catalog 3100CT1602: Square D Enclosed Safety Switches Catalog
Product Range: Heavy Duty Safety Switches