The need for ground and test devices

Michael Smolen - G&T Inside-1

When maintenance personnel, during an installation or shutdown, want to work on existing switchgear or associated downstream devices protected by this switchgear, it is imperative to ensure that the line or load switchgear bus is completely grounded prior to any work being done. Working on a bus that’s not completely shut down can be deadly. […]

Read More…

Circuit Breaker Certification

Low-Voltage Circuit Breaker Testing

Before discussing testing and certification techniques for low-voltage circuit breakers (Part II of this story), here is an overview of some common types√Ďand some misconceptions. […]

Read More…