because wires can get really hot and start a fire
circuit breaker
An electric circuit breaker is switch that is used to protect electrical circuit from a short circuit or overload.
The purpose of a circuit breaker is to protect electrical wiring from overheating and starting fires.
Breaker or circuit breaker is a switch operated automatically by electricity. Breakers are designed to protect or to prevent an electrical circuit from short circuit or overloading.
The purpose of a circuit breaker is to protect electrical circuits from short circuiting.
Circuit breaker or a fuse
Circuit breaker or a fuse
Protect the circuit with an OCPD, an over current protection device, such as a circuit breaker or fuse.
An electrical breaker or circuit breaker is used to protect appliances and electrical devices from damage caused by short circuits and electrical overloads. It basically detects a defect in the system and then interrupts the flow of current.
Just as the name implies. It breaks the circuit, in other words,it throws the breaker.
See Related Link
There are two devices that will serve this purpose. One is an electrical circuit breaker and the other is an electrical fuse. Both devices are sized to protect the wire in the circuit from a high current rush of a short circuit.