Surge protection basics are the foundation for a solid protection strategy. The infamous “voltage spike” lasts for microseconds, yet its damage is often permanent — and sometimes catastrophic. Where ...

Members can download this article in PDF format. Power systems employ diodes to perform a variety of functions. For example, diodes can protect against damage due to power-source reverse-polarity ...

It’s Friday night and a frantic call from the operations vice president wakes the chief engineer in the middle of the night. “Our factory is down!” the VP cries out. Apparently, there was a heavy ...

In the hierarchy of electrical systems, emergency systems (Art. 700) receive priority. Legally required standby systems (Art. 701) take the number two spot, followed by optional standby systems (Art.