Types of breaker with rating and where it is used and why ? Working principle ?

Question

Accepted Answer

Different types of breakers with their ratings, applications, and working principles.

Circuit Breaker: Used in electrical power systems to protect circuits from overloads and short circuits.
Molded Case Circuit Breaker (MCCB): Rated up to 1,000 amps, commonly used in residential and commercial applications.
Miniature Circuit Breaker (MCB): Rated up to 125 amps, used in low-voltage electrical systems.
Air Circuit Breaker (ACB): Rated up to 6,000 amps, used in large-scale industrial applications.
Oil Circuit Breaker: Used in high-voltage applications, filled with oil to extinguish the arc.
Vacuum Circuit Breaker: Used in medium-voltage applications, arc is extinguished in a vacuum.
Working Principle: Breakers detect abnormal current flow and trip to interrupt the circuit, preventing damage or hazards.

Accepted Answer

Vcb ACB mccb rccb MCB elcb

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