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What is suffix UA?

Issue:
Some circuit breaker catalog numbers have a suffix UA. What does that mean?

Product Line:
Circuit Breakers

Environment:
Applies to Powerpact B, H, J, L, M, P and R frame circuit breakers

Resolution:
Suffix UA is used on a circuit breaker catalog number to indicate that the breaker was shipped with factory installed Undervoltage Trip (MN) with these ratings:
  • Powerpact B, H, J, L frame circuit breakers: UA suffix = UVR rated 110-130Vac
  • Powerpact M, P, R frame circuit breakers: UA suffix = UVR rated 110-130Vac and 125Vdc
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