Safety
What is Circuit Breaker?
Definition
An automatic switching device that interrupts current flow when an overcurrent or short-circuit condition is detected. Circuit breakers protect motors, drives, and electrical distribution systems from damage due to fault currents.
Related Terms
Need help with Circuit Breaker?
Our engineers have 32+ years of experience diagnosing and repairing safety equipment. Get expert support for your circuit breaker issues.
Back to Full Glossary502 terms across all categories