Add Yahoo as a preferred source to see more of our stories on Google. An older couple taking a look at their circuit breaker box - Coldsnowstorm/Getty Images Circuit breakers can be frustrating.

OMICRON's CIBANO 500 is the first 3-in-1 test system to combine a precise micro-ohmmeter, a multi-channel timing analyzer, and a powerful coil and motor supply in a single, lightweight device (20 ...

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 ...

Accurately troubleshooting and repairing refrigeration systems requires technicians to use many specialty instruments. They base many of their diagnoses on what is read from these instruments. Relying ...

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 ...

Many single-phase motors used on refrigeration systems will incorporate some type of capacitor. They will either use a start capacitor to aid in its starting or a run capacitor to improve its running ...

To meet the needs of utility and electric power industry maintenance professionals, Doble Engineering Company will host this year's annual Finepoint Circuit Breaker Test & Maintenance Training ...

Every year we read about electricians, engineers, and supervisors who were seriously burned or killed while working in or near a circuit breaker (CB) compartment. I’ve personally investigated ...