A circuit overload is what investigators say caused a deadly fire Wednesday in York.

Overloads happen when you have too many things running on the same circuit. Let’s say you have a 15-amp circuit serving your upstairs bedroom and hallway.

Both fuse boxes and circuit breakers are special devices attached to home power grids with the intention of protecting against dangerous electrical events like overloads and short circuits.

A circuit breaker protects an overloaded circuit by shutting off and interrupting the flow of electricity. Circuit breakers are used in residential, commercial, and industrial settings.

Enhancing motor-drive apps with added safety, the ACPL-785J isolation amplifiers include both short-circuit and overload detection and allow direct measurement of motor phase currents in power ...

Transistor VT2 provides short-circuit protection to the load, with red LED D4 indicting an overload. (D2 blows out simultaneously with an overload.) Short-circuit current does not exceed 38 mA.