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Demonstrating Contactor Operation

1:01
1:12
197.8K views

At 1:01 in

Electrician Family, Dad goes on a Rage when his Sons don’t know what a Contactor is.. Thoughts?

What happens here

Building on the coil explanation, the father demonstrates how the magnetic field generated by the coil interacts with the mechanical parts of the contactor. He explains that this magnetic field will pull against a piece of steel within the contactor, causing a physical movement that makes or breaks an electrical connection. This action is audibly demonstrated by the characteristic 'click' sound of a contactor engaging.

Goal: Understand the mechanical action of a contactor.

Tools and materials

  • Contactor — Visual aid for internal mechanism

What they say

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and then it releases. A coil is a just a loop of wire, right? When you energize a loop of wire, what happens? It creates a magnetic field. And that that magnetic field will pull against a piece of steel and create a contactor. Okay. >> Okay? Yeah.

Auto-generated from the video audio.