Articles about National Electrical Code
How to Fix a Wiring Problem that Causes Electrical Trouble
Should 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.
How Many Receptacles and Lights does the Code Allow
How many receptacles and lights does the code allow per 15 amp circuit? Code Requirements for Wiring Outlets and Lights
How to Avoid Damaging Electrical Cables Inside Walls
Can 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.
Grounding an Electrical Panel
How 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.
Installing a Sub Panel for a Detached Building
Do 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.
How to Ground a Panel for a Detached Shop
Installing 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.
How To Ground a Television or Communications Antenna
How to Install an Earth Grounding and Bond for Communication Antenna: Guide for Grounding an Antenna System
How to Strip Electric Wire
How to Remove Insulation from Electrical Wires: Stripping Electrical Wires Without Nicking the Wire, Methods of Stripping Electrical Wires and Making a Connection.
Electrical Code for Garage GFI Outlets and Receptacles
How to Plan and Install Electrical Wiring for Garage Outlets and Lighting Circuits: Electrical Codes about GFCI protection for 15A and 20A, 125V receptacles in garages.
Installing a Panel for a Hot Tub
Installing 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?
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?
Install New Wiring in a Main Panel
New commercial 200amp 1 phase breaker panel. With line power entering from the bottom.
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?
Should I Install a GFCI Circuit Breaker or a GFCI Outlet
Can a GFCI circuit breaker take the place of a GFCI Outlet? Would it be considered to meet NEC Code Requirements?
Does a GFCI Outlet Need to be Grounded?
Does a GFCI Outlet need to be grounded?
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.
