Whenever maintenance has been performed on a circuit breaker or tests have been performed on a protective relay, it is common practice to test the system before starting it up again. This typically involves applying a fault current via the current transformer and circuit breaker, then checking whether the system as a whole reacts as planned.
Learn more about OMICRON's solutions in the area of Open/Close timing of circuit breakers
CPC 100
Universal testing device for electrical diagnostics
