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2017 National Electrical Code

New for 2017 – Receptacles with Built-in USB chargers. NEC 2017 406.3

Prior to the 2017 edition of the NEC, 120-volt receptacles equipped with USB charging outlets had not been addressed by the National Electrical Code. Universal Serial Bus (USB) connections have been around since the 1990s and are widely used to charge portable devices and computer peripherals, as well as transfer data. Read Article

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Electrical Burial Depths and Procedures
Underground electrical installations can save labor hours, material costs, and provide protection to the installation. Sometimes going underground is...
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Derating Current-Carrying Conductors for Conditions of Use
If you ask a seasoned electrician how many No. 12 AWG conductors will fit into a 3/4" EMT conduit system, you may get a response such as “one more!” W...
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3-Wire Cords on Modern 4-Wire Appliances
Modern clothes dryers often have a bonding strap in place that connects the metal housing of the dryer to the neutral lug of the cord attachment termi...
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Service Disconnects: How Many and Where to Put Them. What’s New For 2020?
NEC Section 230.71. Six Switches or Circuit Breakers in One Enclosure Since the 1937 edition of the NEC, the service disconnecting means used to iso...
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How do I renew my

Electrical License in

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Renewing your electrical license can seem daunting but with the right tools and roadmap, it can be a smooth journey.

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ALARM CONTINUING EDUCATION

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2017 NEC CHANGES

Topics covering the most important revisions to the 2017 NEC

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EXAM PREP SERVICES

State electrical exams can be challenging. But with the right preparation, you can pass your exam the first time.

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2014 NEC CHANGES

Topics covering the most important revisions to the 2014 NEC

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ELECTRICIAN EXAM

Test-taking strategies and tips for your electrician exam

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