Author: Dave Johnson, CUSP, and Mack Turner, CUSP

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7 Electrical Theory and Circuitry Myths – Busted

In the electric utility business, we have highly trained employees who are proud that they have learned the skills to be able to safely work around high voltage. However, a phrase we hear too often is “Hey, it’s only secondary,” which implies that secondary is not as hazardous as primary, lightning or fault current. We’re not going to debate that in this article, but we are going to discuss – and bust – some common myths about working with 120-volt circuitry and equipment, as well as myths regarding lightning and fault current exposure. Myth 1: Circuit breakers are better than fuses.If you...

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