Issue:
At what temperatures can SQ D breakers be operated in ? What is the Ambient Temperature rating for our breakers?

Product Line:
SQ D Breakers

Environment:
Application

Cause:
Clarification

Resolution:
Square D circuit breakers can be used in ambient temperatures within the
range of -10°C to 60°C (14°F to 140°F). Data Bulletin 0100DB0101 page 1 , see attachment below

Released for: Schneider Electric USA