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What does the "35" suffix mean on a circuit breaker?

Meaning of suffix '35' on a circuit breaker.

Product Line:
Molded Case Circuit Breaker

Suffix "35" means the breaker is factory-calibrated for a 50 deg. C ambient temperature. Breakers with a suffix "35" are not UL listed.
This suffix does not apply to Multi-9, Powerpact, or Masterpact breakers or legacy breakers with Micrologic trip units.
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