What is the max size branch breaker that can be installed in an NF panel with a 400A main breaker?
Issue:
Maximum breaker for 400amp NF panel.
Product Line:
NF Panelboards
Environment:
Products sold in North America
Resolution:
The maximum branch circuit breaker is 125 amp.
One or two Powerpact J frame, 250 amp maximum, sub-feed breakers can be installed use sub-feed breaker kit NF600SFBJ and the proper back box and trim. The NF600SFBJ requires more mounting space versus the standard enclosure. See the Digest for sizes.
Maximum breaker for 400amp NF panel.
Product Line:
NF Panelboards
Environment:
Products sold in North America
Resolution:
The maximum branch circuit breaker is 125 amp.
One or two Powerpact J frame, 250 amp maximum, sub-feed breakers can be installed use sub-feed breaker kit NF600SFBJ and the proper back box and trim. The NF600SFBJ requires more mounting space versus the standard enclosure. See the Digest for sizes.
Released for: Schneider Electric Canada
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