Articles about electrical codes

How can I wire a 30Amp 125/250Volt Dryer Outlet? Wiring a 4-Wire 30-Amp 250 Volt Dryer Receptacle Outlet.

Should I rewire my house with 20 amp circuits and 12 gauge copper wire? Guide to Upgrading Aluminum Wiring to Copper Wiring, Electrical Circuits, Lighting Circuits, AFCI Circuit, Living Room Circuit.

I am planning a workshop in my garage where I will have 220 volt equipment: How to Install Wiring for a Garage Workshop.

How many circuits are needed when rewiring an older home? Planning the Electrical Panel Size and the Number of Circuits, and Local Code Considerations.

How a Quad Electrical Circuit Breaker Could Be Used – In this case, the 2-pole may be replaced by a quad 30 amp circuit breaker which will provide the 240 volt circuit for the electric dryer. The circuit wiring configuration is critical and must be done correctly in order for both of the circuits to work correctly, and of course, the quad circuit breaker must be available for that particular make and model electrical panel.

Is a manual transfer switch a good choice for my generator? Selecting a Transfer Switch for a Home Generator.

How to Wire Wall Switches for a Ceiling Fan: Ceiling Fan Motor Speed Controls and Dimmer Switches

Repairing an HVAC Unit that Quit Working: Replacing HVAC Electrical Parts and System Components, Causes of a Melted Electrical Wire on a HVAC Unit.

How to Install Recessed Pot Light Fixtures: Some types are constructed so that the insulation can come into contact with the fixture housing and there are others that give a specific distance based on the heat that will be produced and other factors.

What are the wire connections when replacing a ceiling fan where I have three way switches? Basic for Wiring a Ceiling Fan with Three Way Switches.

How should I install an outlet for under cabinet LED lights? Installing an Outlet for Under Cabinet LED Lights.

Why does an outdoor LED light fixture trip a GFI Outlet? This electrical wiring question is about an Electrical Problem with a GFCI Outlet in the Back Yard of a Old Home that is connected to an LED Light Fixture.

I am looking to buy MR16 LED bulbs to replace the existing halogen MR16 in some track lighting. However, I noticed the existing halogen (6) bulbs are 24 volt, not the typical 12 volt.

What is the process of upgrading a home electric service panel? The Basic Procedure for the Electrical Service Upgrade, The Electricians Task of a Home Electrical Service Upgrade.

Why does my automatic transfer switch makes a Loud ‘pop’ and there was also a visible flash?

New commercial 200amp 1 phase breaker panel. With line power entering from the bottom.

We have an outlet that has a yellow light and the outlet is not working.

How to Splice Electrical Wires: Electrical Wire Types and Approved Splicing Practices, Electrical Wire Size, Solid and Stranded Wire, Tin Coated Copper Wire

The Importance of Sizing Dimmer Switches for Light Fixtures: All dimmer switches are rated according to the number of watts that are being controlled. The most common size dimmer switch is 600 watts

How to Wire an In Wall Electric Heater – Typical Electrical Circuit Requirements for an In Wall Electric Heater, A dedicated circuit, typically 20 amps, 240 volts, verify the amperage with the size of the specific heater and the installation manual.