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What are the minimum and maximum temperature limits for the Compact NS circuit breakers?

--Compact NS circuit breakers may be used between -25? C and +70? C.
For temperatures higher than 40? C (65? C for circuit breakers used to protect motor feeders), devices must be derated as indicated in the documentation.
-- Circuit-breakers should be put into service under normal ambient operating temperature conditions. Exceptionally, the circuit breaker may be put into service when the ambient temperature is between -35? C and -25? C.
--The permissible storage-temperature range for Compact NS circuit breakers in the original packing is -50? C (1) to +85? C.


CTA-ID : 14437
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