Relays and Contactor Basics

How a Relay Works: Simple & Clear Animation

In this video, we break down how an electromagnetic relay works — step-by-step and in an easy-to-understand way. You’ll see how energizing a coil pulls an armature, closes contacts, and allows current to flow to a load (like a lamp or motor). We also show how, when the coil is de-energized, a spring pushes the contacts open again. This ...

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