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Articles about Electrical

Home Electrical Power Problems and the Utility Company


Identifying and Correcting Home Electrical Power Quality Problems: If the voltage drops below 110 volts then this may be an indication that the electrical utility company has some upgrading to perform to their system.



How to Size a Generator For Your Home


I’m trying to learn about home generator systems for an off the grid cabin, How many watts do I need from a generator? How to Size a Generator for an Off Grid Power System.



Electrical Code and Protecting NM Cable


Installing and Protecting NM Electrical Cable – The NM Cable must be positioned and fastened so that the cable will be protected from damage especially when the wall coverings are installed.



Ceiling Fan Wiring Diagrams and Connections


How to Connect the Wiring when Replacing a Ceiling Fan – If the ceiling junction box only has a black and a white wire then it will attach to the black and blue of the ceiling fan and the pull chains will be the switch controls.



Local Codes May Determine Electrical Service Panel Locations


Why is the main electric service panel located outside some homes? Your Main Electrical Panel Location may Depend on Local Codes.



Electrical Code for Replacing a Service Panel


Is it within code to replace a 30 circuit service panel with a 42 circuit service? Electrical Codes and for a Service Panel.



What is the Electric Code for Installing a 220volt Receptacle


How high should a 220volt receptacle box be above the floor? Examples where 220volt receptacles are installed in specific applications and the NEC Code.



NEC Electrical Code for Re-Identifying Ungrounded Conductor


How should I Identify Electrical Conductor Wiring? NEC Article 200.7 (C) Re-Identifying Ungrounded Neutral Conductors.



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.



Why Space Heaters Can Cause Electrical Outlet Problems


What has caused several outlets to stop working? How to Identify Potential Outlet Wiring Problems where Space Heaters are Used, Fix Electric Outlet Problems Caused by Portable Space Heaters.



Energy Savings Controls for Outdoor Lighting


How can a photocell be used to control outside lights? Control Different Types of Outdoor Security Lighting so they Come On Automatically and Save Money on Your Electric Bill.



The Shocking Truth About Neutral Wires


Why am I getting 120 volts from a neutral wire? Why There May be Voltage on a Neutral Wire. Some of the worst shocks I have ever received while working on live circuits was from neutral wires, here is why and How You Can Prevent Electrical Shock from a Neutral Wire.



How to Wire Switches using the Godown Method


Controlling Light Fixtures using the Godown Wiring Method: Warehouse Lighting Controlled by the Godown.



House Electrical Circuit Wiring in Africa


I am building a house in Africa where the standard voltage is 220volts, and I want to wire the house with both 110/220volts outlets



How to Trace Wires with Electrical Testers


How can I Trace Wires Inside a Wall to find out where the power is coming from? How to Test Outlet Wiring using Non Contact Voltage Testers, Testing for Broken Wires.



How to Determine if Your Panel Has The Power for One More Circuit


How to Check the Capacity of an Electrical Panel for an Additional Circuit: How to Find the Available Amperage of the Panel, Adding a Circuit Breaker



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