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Electrical Wire and Cable


Articles about National Electrical Code

Location of a Main Service Disconnect


Is a main electrical service panel required to have a main breaker or disconnect switch? What is the NEC code article number that states this?



Adding Electric Wiring to a Garage


Electrical Question: I need a 50amp, 30amp, and 20amp circuit in my garage. Do I need more than one conduit for the electrical wires?



AFCI Arc Fault Requirements for Home Electrical Circuits


Arc Fault Outlets for the Home: The AFCI Arc Fault Circuit Interrupter is used for specific circuits as required by the NEC Code.



Electrical Code for Bonding Ground Wires


How to Splice Electrical Wires and the Ground: For projects where you are extending the wiring of an existing circuit then the additional wire size must match that of the circuit you are branching from or splicing. Electrical junction box splices can be made safely when you understand the method.



Electrical Code and Swimming Pool Light Fixtures


GFCI Ground Fault Protection for Swimming Pool Lights: NEC Article 680-20, As described in this electrical question, anyone who enters the pool with this light on is in Danger of Potential Electrical Shock!



Electrical Code for BX Cable


Robert in New York asks; Where in the NEC code book does it show where and how BX can be exposed and what are the restrictions.



How Many Electrical Wires In a Junction Box


How to Wire a Junction Box: Selecting a Junction Box for Electrical Wiring, The Basics of Electrical Junction Boxes, The number of wires that are allowed in a Junction Box.



Identifying Equipment Ground Conductors and the NEC


How to Identify Equipment Grounding Conductors as Required by the National Electrical Code



Ask-The-Electrician Receives A Compliment About Electrical Codes


This site gives a lot more straight forward information than the code book does, it also seems to give recommendations that go above and beyond the NEC book.



Electrical Training NFPA 70E for Arc Flash


Electrical Maintenance Training for Arc Flash: The NFPA 70E is the standard that addresses electrical safety requirements for employees. It includes arc flash training, study, clothing, etc. which would be very beneficial for your training program for your electrical maintenance department.



What is The Purpose of the Neutral Wire


The Purpose of the Neutral Wire in Electrical Systems: What is the purpose of the neutral wire and the difference between the ground wire and the white neutral wire.



Understanding Electrical Wiring for Ceiling Light Fixtures


Ceiling Light Fixture Electrical Wiring and Connections: Depending on the age of the home there may be one or more cables found in the ceiling junction box. These cables are used for distributing power to the light fixture, the wall switch, and may provide power to wall receptacle outlets as well.



Rated Capacity of Electrical Wire


Safe Amperage Ratings for Electrical Wire: The amperage rating will depend on the insulation type of the #12 AWG wire, Surpassing the amperage rating of any electrical wire is highly dangerous and not safe and can cause the wire to become over heated which could lead to a fire.



How Many Electrical Wires in Conduit


How Many Electrical Wires Can Be Put Into Electrical Conduit – It is very important to understand the limitations when installing wire into conduit and Wire insulation is rated upon the amount of heat it can safely withstand.



Outdoor Electrical Wiring Requirements


How to Install Outdoor Electrical Wiring



Where to Locate a Bathroom Light Switch


How to Locate and Wire a Bathroom Light Switch



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