Wherever circuits need protection against current overloads or short circuits, you’ll find circuit breakers. They range from fingernail-sized devices for semiconductor protection to truck-sized ...

During a routine generator test at a hospital, the results revealed the need to reset the hospital’s molded-case circuit breakers (MCCBs) to the correct value per a coordination study. One of the ...

When the lights finally flick back on after an outage, what you do in the next few minutes can decide whether your home stays ...

Nobody looks forward to a power outage. After all, we rely on electricity to power appliances. And when there is a blackout, the situation can move from a minor to a stressful one quite easily. That ...

Large circuit breakers in service today at industrial and commercial facilities come in many shapes, sizes, configurations, and voltage ratings — with the primary purpose of protecting electrical ...

Question: Our home is 40 years old. In my bedroom bath we have a four-way lamppost light fixture that holds four 60-watt bulbs. I was blow-drying my hair using a 1,500-watt dryer, and I heard a pop.

In the last decade or so, significant advances have been made in the design of industrial power supplies and dc-dc converters, from the materials and device levels to size and weight reduction, ...