There are 193 items in this page
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Blueprints Deciphered: How to Read Residential Plans (For Electricians)
Most of us in the industry know that in order for us to build something, we must have blueprints to understand exactly WHAT is needed...
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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...
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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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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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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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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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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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Mayfield Renewables Code Corner – 2023 NEC Article 100 & 705 – Microgrids
In this edition of Code Corner, Ryan Mayfield focuses on the key Code sections for microgrid systems; NEC 2023: Article 100 and Artic...
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Current Transformers – Basics and Calculations
This video covers the basics of a Current Transformer and some calculations you would use for revenue metering or simply taking curre...
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Delta 3-Phase 4-Wire System (120/240V)
This video discusses a 120/240V Three-Phase Four-Wire Delta System. Although uncommon you may still find these systems in existence....
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Unbalanced Power in a 3-Phase Wye Circuit
This video discusses a 120/240V Three-Phase Four-Wire Delta System. Although uncommon you may still find these systems in existence....
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2023 NEC 690.31(C) and 690.31(C)(2): Cable Tray
Code Corner is an expert-led review and interpretation of codes and standards for industry professionals—10 minutes at a time. In thi...
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PV Systems
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How to Measure Current in Solar PV Systems
We’re developing an Electrical Testing Standards Guide with Megger, with written chapters (and videos) on topics like measuring...
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PV Systems
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2023 NEC 705.11(D) and (F) Conductor Length
Code Corner is an expert-led review and interpretation of codes and standards for industry professionals—10 minutes at a time. In thi...
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4-17-2024 | Dwelling Unit 8 Questions and Answers
Recorded session on Unit 8 and Single family Dwelling Load Calculations questions answered for students from 4/17/2024 Live Session.
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LIVE SESSION | Box Fill Calculations
Live Session from Fast Trax Wednesday Nights. This was Box Fill Night so come tag along.