Technical FAQs

Ask a Question

Are Q-frame breakers allowed to use in a single row (HCP-SU) MLO I line panel?

Issue:
Verifying if a Q-frame breaker can be used in a single row I line instead of a J-frame breaker.
 
Product Line:
I line Panelboard
 
Environment:
HCP-SU I-Line
 
Resolution:
Q-frame breakers will not be able to protect the main lug for a single row I line, use J-frame instead.
Was this helpful?
What can we do to improve the information ?