Electrical Symbols and Wiring Diagrams

Electrical Symbols: How do I identify electrical symbols used on site plans?

© By: Dave Rongey

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Electrical Symbols
[ad#block] How do I identify electrical symbols used on site plans?

This electrical question came from: Arshad, a Homeowner from Pakistan Islamabad

Dave’s Reply:
Thanks for your electrical question Arshad.

Electrical Wiring Symbols

Arshad, the links below will provide all the details and a full listing of electrical wiring symbols used for construction site plans.

The Following links will assist you with Electrical Symbols

Wiring Diagrams and Symbols

electrical symbols

Electrical Wiring Diagram and Symbols

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FAQs Frequently Asked Questions and Comments

2 Responses to “Electrical Symbols and Wiring Diagrams”

Dave Rongey says:

December 4, 2012 at 3:55 am

Hi Mike,
Please look at the pages here on the website with the wiring symbols for wiring diagrams.
I believe they will be very helpful.
Dave
Mike Archer says:

December 4, 2012 at 3:41 am

I have a site with various cables going across it and have always just given the doted lines and labels. I have never found a library of national standard colors for these or line types for CAD.

Can you help?

Electrical Tips to Help You Wire it Right

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The Non-Contact Electrical Tester

This is a testing tool that is a Non-contact tester that I use to easily Detect Voltage in Cables, Cords, Circuit Breakers, Lighting Fixtures, Switches, Outlets and Wires. Simply insert the end of the tester into an outlet, lamp socket, or hold the end of the tester against the wire you wish to test. Very handy and easy to use.

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The Plug-In Outlet Tester

This is great to troubleshoot a problem with outlet circuit wiring, is also used by most inspectors to test for power and check the polarity of circuit wiring.
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Strip Off Wire Insulation without Nicking and Damaging the Electric Wire!
The Wire Stripper and Wire Cutter

A wire stripping tool used to safely strip electrical wires. This handy tool has multiple uses: The wire gauges are shown on the side of the tool so you know which slot to use for stripping insulation. The end of the tool can be used to grip and bend wire which is handy for attaching wire onto the screw terminals of switches and outlets.

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Please Note:
Unless otherwise posted, please refer to the following Guidelines when working on Electrical Projects:

Skill Level:
Intermediate to Advanced - Electrical Repairs and Circuit Wiring is Best Performed by a Certified Electrician or Licensed Electrical Contractor.

Electrical Tools Required:
Basic Electricians Pouch of Hand Tools, a Voltage Tester and a Multi Meter.

Estimated Time:
Depends on personal level experience, ability to work with tools, work with electrical wiring, and the available access to the project area.

Precaution:
Identify the project circuit, turn it OFF and Tag it with a Note before working with the wiring.

Important:
Modifying existing electrical circuits or installing additional electrical wiring should be done according to local and National Electrical Codes, with a permit and be inspected.

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