The fuse breaks the circuit if a fault in an appliance causes too much current to flow. This protects the wiring and the appliance if something goes wrong. The fuse contains a piece of wire that melts ...

Why are people scared of fuses? Many people think that fuses are unsafe, but this couldn't be further from the truth. A properly installed fuse is just as safe as a circuit breaker, but there are many ...

This is the first of a two-part series on the processes used to find the short circuit current duties of circuit breakers and fuses. In Part 1, we’ll use a simplified power system to illustrate the ...

Q: I live in a small apartment, and often when I cook using the microwave the circuit breaker will turn off to the kitchen. It’s easy enough to switch back on, but I really am getting annoyed at ...

If an electrical wire is damaged. This might expose the live wire meaning a person received an electrical shock if they touched it. Damp conditions. Water that is not pure can conduct electricity. In ...

This is the second part of a two-part series on the methodologies used to find the short circuit current duties of circuit breakers and fuses. The first part, Short Circuit Current Duties of Circuit ...