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What standards are QOB circuit breakers manufactured to?
Issue:
What are the listing and approval for QOB breakers?

Product Line:
Miniature Circuit Breakers

Resolution:
QOB breakers are listed under UL489, CSA 22.2 No. 5, Nema AB-1, and Federal Specification W-C-375B/GEN.

Schneider Electric USA

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