There are 197 items in this page
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Box Fill – Equipment Grounding Conductors
In this video we discuss discusses equipment grounding conductors (EGC) for box fill applications. Knowing when to apply the 1/4 volu...
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Main Bonding Jumpers and System Bonding Jumpers
in this video, we discuss Main Bonding Jumpers and System Bonding Jumpers and how they are very similar but are located in different...
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How to Test for Resistance? What is Continuity?
Most electricians know how to use our meters to troubleshoot power issues by finding voltage and amperage. But what about using them...
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What is a contactor and how does it work?
Contactors are heavy-duty electromagnetic switches that are normally used in controlling large lighting loads and motors. They operat...
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Do Breakers Put Out Power? Common Misconceptions
Have you ever wondered HOW breakers actually put out power? The interesting fact is that they don’t actually put out power and this i...
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Let’s Talk About COMBINATION Circuits: Voltage, Current, Resistance, and Power
We have talked about series and parallel circuits. But have you ever wondered how a series circuit works or what it even is? In today...
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Let’s Talk About SERIES Circuits: Voltage, Current, Resistance, and Power
When it comes to confusing terms of the trade, series circuits are definitely among them. Many commercial electricians and wiremen mi...
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Let’s Talk About PARALLEL Circuits: Voltage, Current, Resistance, and Power
Discovering the difference between Series Circuits, Parallel Circuits, and Combination Series-Parallel Circuits can be confusing for...
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Understanding Blueprints: Electrical Symbols Explained
When we are starting to learn to read blueprints (and even after we know how really!), learning what all the symbols stand for can be...
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Blueprints Deciphered: How to Read Commercial Plans (For Electricians)
If it weren’t for drawings, most of us in the construction industry wouldn’t have as much of a grasp on exactly what we were to build...