All questions and answers are based on the 2017 NEC. Q. Per the NEC, overcurrent protection devices must be placed at what location in branch-circuit or feeder conductors? A. Except as permitted by ...

All safety -- especially electrical safety -- is personal to employees. Little else matters to them unless electrically safe work conditions can be created and maintained through their work ...

This answer is based on the 2017 NEC. A. Yes, it does. If the circuit’s overcurrent protection device exceeds 800A, the conductor ampacity ― after the application of ambient temperature correction ...

The usual way of preventing a small motor from drawing too much current is to install overcurrent protection in the form of a circuit breaker or some other kind of limiter. But installations that ...

Protecting an electronic circuit from damage due to excessive current or heat is the primary function of many circuit protection technologies. In the past, this protection took the form of a fuse or ...