We may receive a commission on purchases made from links. When undertaking DIY electrical projects at home, safety should always come first. Whether you're adding a dimmer switch, installing a new ...

ISA offers the powerful and reliable circuit breaker analyzer CBA 2000, a test set for the complete test of all circuit breakers. April 5, 2011 ISA offers the powerful and reliable circuit breaker ...

ISA has introduced the circuit breaker analyzer CBA 2000, a unique test set for the complete test of all circuit breakers. ISA has introduced the circuit breaker analyzer CBA 2000, a unique test set ...

Many tools can be used either for good or for evil — it just depends on the person flipping the switch. (And their current level of mischievousness.) We’re giving [Callan] the benefit of the doubt ...

Klein is a big name in electrical, and the affordable Klein ET300 circuit breaker finder doesn’t disappoint. For about $30, this popular model calibrates quickly and emits a clear, loud tone and ...

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 ...

Table 100.19 from ANSI/NETA MTS-2011 provides recommended test voltages for proof testing and field testing medium-voltage power circuit breakers and switchgear. These three tests should be in your ...

Every electrician has been there: You open a panel, and nothing is marked — or the markings are so outdated, you don’t have confidence in their accuracy. In some ...