Articles about Electrical Wiring: National Electrical Code

How to Avoid Damaging Electrical Cables Inside Walls
March 23, 2018 by Dave RongeyCan wire locators accurately show where electrical wires are inside a wall? Methods of Home Electrical Circuit Wiring, Electric Wiring Inside Walls, How To Locate Electric Wires, Home Wiring Techniques.
What is The Purpose of the Neutral Wire
March 12, 2018 by Dave RongeyThe 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.
Electrical Code for Garage GFI Outlets and Receptacles
March 10, 2018 by Dave RongeyHow to Plan and Installing Electrical Wiring for Garage Outlets and Lighting Circuits: Electrical Codes about GFCI protection for 15A and 20A, 125V receptacles in garages.
How to Fix a Wiring Problem that Causes Electrical Trouble
March 22, 2018 by Dave RongeyShould a white neutral wire have voltage when the circuit breaker is off? A multiwire circuit has been improperly installed, which is causing electrical problems within the home.
Installing a Sub Panel for a Detached Building
April 10, 2018 by Dave RongeyDo I need to run a ground wire for a 200 amp sub panel that is 200 feet away from the main panel? Grounding a Remote Sub Panel at a Detached Building.
Kitchen Countertop Receptacles NEC 210-52
February 27, 2018 by Dave RongeyWhat is the NEC Code for Kitchen Counter Top Outlets? The Electrical Code Requirements for Kitchen Counter top Receptacle Circuits.
NEC Electrical Code for Re-Identifying Ungrounded Conductor
August 26, 2017 by Dave RongeyHow should I Identify Electrical Conductor Wiring? NEC Article 200.7 (C) Re-Identifying Ungrounded Neutral Conductors.
What is the Electric Code for Installing a 220volt Receptacle
March 4, 2016 by Dave RongeyHow high should a 220volt receptacle box be above the floor? Examples where 220volt receptacles are installed in specific applications and the NEC Code.
How to Ground a Panel for a Detached Shop
August 7, 2014 by Dave RongeyInstalling a Panel and Ground System for a Shop: Factors that Determine the Type of Bonded Grounding System, Detailed Questions and Answers about Installing a Shop Panel and Bonded Ground System.
Installing a Panel for a Hot Tub
January 12, 2015 by Dave RongeyInstalling a Panel for a Hot Tub: I want to add a panel for a hot tub, some outlets and lights. Should I run a 100A service panel so I can supply power for all these circuits?
Grounding an Electrical Panel
November 24, 2014 by Dave RongeyHow to Ground a Electric Circuit Breaker Panel: Grounding Requirements for Electric Panels, National Electrical Code, NEC Article 250, Grounding a Main Panel, Grounding a Sub-Panel, Electrical Grounding Methods.
How To Ground a Television or Communications Antenna
August 25, 2013 by Dave RongeyHow to Install an Earth Grounding and Bond for Communication Antenna: Guide for Grounding an Antenna System
How Many Electrical Wires In a Junction Box
October 11, 2016 by Dave RongeyHow 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.
How to Strip Electric Wire
September 7, 2014 by Dave RongeyHow to Remove Insulation from Electrical Wires: Stripping Electrical Wires Without Nicking the Wire, Methods of Stripping Electrical Wires and Making a Connection.
AFCI Arc Fault Requirements for Home Electrical Circuits
March 12, 2014 by Dave RongeyArc Fault Outlets for the Home: The AFCI Arc Fault Circuit Interrupter is used for specific circuits as required by the NEC Code.
Understanding Electrical Wiring for Ceiling Light Fixtures
December 14, 2016 by Dave RongeyCeiling 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.