Technical FAQs

Ask a Question

What are the endurance operations of Multi 9?

Issue:
Multi 9 endurance operation

Product Line:
Multi 9 Circuit Breaker

Environment:
Circuit Breaker

Resolution:
UL489 = 6000 operations at rated current and voltage + 4000 at no load.
UL1077 = 
6000 operations at rated current and voltage.
IEC = 1500 operations at rated current and voltage.
Was this helpful?
What can we do to improve the information ?