Are single pole QOB breakers ok for use on grounded B phase system? | Schneider Electric Canada

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Are single pole QOB breakers ok for use on grounded B phase system?

Issue:
Are 1p QO and QOB breakers marked for use on grounded B phase systems?

Product Line:
Circuit Breakers

Environment:
QO and QOB single pole breakers

Resolution:
No, 1-pole QO and QOB breakers are not marked for use on grounded B phase systems.

Released for:Schneider Electric Canada

Published on:2002-11-14Last Modified on:2021-09-28

Range:

QO and QOB Circuit Breakers

Range:

QO and QOB Circuit Breakers