is it normal for a breaker to be warm
Originally Posted by philb00 I have a 200amp breaker panel and seems one of the breakers (#4) rated 15amp is getting warm and can hear a small slight humm/buzz noise-very slight. The slight buzz and warm (but not hot) can be normal for some breakers when they are operating near the tripping point.This buzz is from a spring-like device inside the breaker that expands when it gets hot until it eventually trips the switch mechanism.15. Originally Posted by ibpooks The slight buzz and warm (but not hot) can be normal for some breakers when they are operating near the tripping point. This buzz is from a spring-like device inside the breaker that expands when it gets hot until it eventually trips the switch mechanism.