When you plug in a blender, turn it on, and the power goes off, you've got a circuit overload. Here's how to prevent that ...

Requiring only a handful of inexpensive components, the circuit breaker in Figure 1 responds to both overcurrent- and overvoltage-fault conditions. At the heart of the circuit, D 2, an adjustable, ...

The “Stab-Lok” circuit breaker and panel produced by Federal Pacific Electric (FPE) installed in hundreds of thousands of homes in the Bay Area may cause house fires, according decades of ...