Electrical

Last updated on October 22nd, 2026. When I first heard someone ask for “33”, I did not know what they meant. Electrical tape has uses beyond color coding wires or preparing for a wire pull. Electrical tape can leave conductors looking messy when it is applied carelessly. Correct use depends …

Last updated on October 22nd, 2026. Wearing a hard hat is one of the less enjoyable parts of electrical and construction work. I’ve never enjoyed wearing mine, but it has protected my head from pipes and threaded rod. Construction deadlines can push us electricians to neglect our safety. Keeping safety …

Last updated on October 22nd, 2026. You can measure DC current with a clamp accessory if your meter can interpret its output. Follow the steps below to set up the accessory and take a reading. The guidance below comes from Fluke’s technical information. The instructions explain how to use a clamp …

Last updated on October 22nd, 2026. Ohm’s Law describes how voltage, current and resistance interact. Electricians use it to understand and calculate these electrical values. You can use Ohm’s Law with basic math skills. The Ohm’s Law Wheel helps you choose the calculation. How To Use The Ohm’s Law Formula …

Last updated on October 22nd, 2026. As you progress in the electrical trade, people will use electrical terms as though everyone already knows them. It takes years to get a firm understanding of all these electrical terms. A reference guide lets you look up those definitions in one place. The …

Last updated on October 22nd, 2026. A digital multimeter measures electrical quantities and helps diagnose circuit problems. Learning its basic functions is part of training as an electrician apprentice. The controls and multimeter symbols differ across brands, so learn the purpose of each setting on your meter. What Is A …

Last updated on October 22nd, 2026. You can identify circuit number colors in a 3 phase panel using the Rule of Six. The method uses division to find the color. Divide the circuit number by six to work out which wire color to use. You can use the calculation without …

Last updated on October 22nd, 2026. How Dangerous is Being an Electrician? The dangers of electrical work depend on the type of work you’re performing. Electricians are on the front line of dangerous jobs along with firefighters, loggers, deep-sea fishermen, construction laborers and tractor-trailer truck drivers. Electricians are most often hurt by …