Difference between Isolator and Circuit Breaker:

The difference between Isolator and Circuit Breaker is given below

Isolator:

It is a manual operated device which is able to open or close a circuit during no load or if a negligible current is switched.

Difference between Isolator and Circuit Breaker

Circuit Breaker:

It is an automatically operated device deigned to protect an electrical circuit from over-load or short circuit.