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What is the purpose of a Class R fuse kit?

Issue:
Product function

Product Line:
Safety Switch Accessory

Resolution:
The purpose of the Class R fuse kit is to allow ONLY a Class R fuse to be installed in the safety switch. When the kit is installed, it Rejects other classes of fuses from being installed in the switch(Like a Class H, K or J fuse).

Schneider Electric USA

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