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What is the conductor (or wire) temperature rating of the lugs for General Duty, Heavy Duty and Double Throw safety switches and can 90 degree wire be used?

Issue:
Product design features

Product Line:
Safety Switches

Environment:
Lug temperature ratings

Cause:
Wire Installation

Resolution:
For the General Duty, Heavy Duty, and Double Throw safety switch lugs ALL are UL listed to accept 60 or 75 degree C wires on 30 - 100 ampere switches and 75 degree C wires on 200 - 1200 ampere switches.

NOTE: 90 degree wire can be used, BUT it MUST be sized per the 75 degree ampacity table in the National Electrical Code.

More on Safety Switches here.

 
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