Articles about National Electrical Code
Arc Fault Outlets for the Home: The AFCI Arc Fault Circuit Interrupter is used for specific circuits as required by the NEC Code.
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.
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!
How 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.
What is the NEC Code for Kitchen Counter Top Outlets? The Electrical Code Requirements for Kitchen Counter top Receptacle Circuits.
Gerry, a Handyman in Arizona asks: 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?
How should I Identify Electrical Conductor Wiring? NEC Article 200.7 (C) Re-Identifying Ungrounded Neutral Conductors.
How to Install an Earth Grounding and Bond for Communication Antenna: Guide for Grounding an Antenna System
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.
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?
Lanny in Minnesota asks: Can a GFCI circuit breaker take the place of a GFCI Outlet? Would it be considered to meet NEC Code Requirements?
Ed in New Jersey asks: Does a GFCI Outlet need to be grounded?
Ian in Canada asks: How many receptacles and lights does the code allow per 15 amp circuit?
Dennis in California asks: 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.
Del from Minnesota asks: I need a 50amp, 30amp, and 20amp circuit in my garage. Do I need more than one conduit for the electrical wires?
Jake in West Virginia asks: New commercial 200amp 1 phase breaker panel. With line power entering from the bottom.