What Is The Difference Between Fuse And Circuit Breaker?

1.	What Is The Difference Between Fuse And Circuit Breaker?
Answer» Fuse: A fuse has a WIRE that melts with the heat of a short circuit or HIGH current and interrupts the circuit. Once melted, you have to replace it. Circuit Breaker: A circuit breaker interrupts the current without MELTING ( a pair of METAL sheets with different thermal expansion coefficient, for example) and can be reset. Fuse: A fuse has a wire that melts with the heat of a short circuit or high current and interrupts the circuit. Once melted, you have to replace it. Circuit Breaker: A circuit breaker interrupts the current without melting ( a pair of metal sheets with different thermal expansion coefficient, for example) and can be reset.

Answer»

Fuse:

A fuse has a WIRE that melts with the heat of a short circuit or HIGH current and interrupts the circuit. Once melted, you have to replace it.

Circuit Breaker:

A circuit breaker interrupts the current without MELTING ( a pair of METAL sheets with different thermal expansion coefficient, for example) and can be reset.

Fuse:

A fuse has a wire that melts with the heat of a short circuit or high current and interrupts the circuit. Once melted, you have to replace it.

Circuit Breaker:

A circuit breaker interrupts the current without melting ( a pair of metal sheets with different thermal expansion coefficient, for example) and can be reset.

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