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Can a 3 Pole QO branch breaker be used as a back fed main breaker in a QO 3 phase main lugs load center?

Issue:
Application

Product Line:
QO LC

Cause:
Application

Resolution:
Yes you can do this, but a PK3MB retaining kit must also be used. The back fed breaker must be mounted in positions 1, 3 and 5. Maximum 100A 3 pole breaker can be used. 


CTA-ID : 2001608
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