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Schneider Electric USA Website

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What does suffix 1139 indicate on a legacy circuit breaker?
Issue:
Suffix 1139 definition

Product Line:
Molded Case Circuit Breaker

Resolution:
Suffix 1139 indicates a 1121 120 Vac UVR and the breaker is calibrated for 50 degrees C.

Released for:Schneider Electric USA

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Range:
FA / LA Molded Case Circuit Breakers
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Range:
FA / LA Molded Case Circuit Breakers