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Are Square D General Duty and Heavy Duty Safety Safety Switches rated for use at 80% or 100% of their current rating?

Issue:
Are safety switches rated 80% or 100%?

Product Line:
Safety Switches

Environment:
Applies to General Duty and Heavy Duty Safety Switches

Resolution:
Whether or not a General Duty or Heavy Duty Safety Switch is 80% or 100% rated depends on if it is fusible or non-fusible.
  • Fusible switches are rated to carry up to 80% of the amp rating of the fuses installed in the switch
  • Non-fusible (unfused) switches are rated to carry 100% of the switch amp rating
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