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Mar 22, 2019

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What’s Wrong Here? Hint: Buried Secrets Behind Sheetrock

Mar 20, 2019

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Stumped by the Code? NEC Requirements for Support Means of Luminaires

Mar 20, 2019

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Top 25 Changes in the 2017 NEC

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Electricians with meters examine circuit breaker load center

Code Q&A: Fuse and Breaker Ratings

Mar 14, 2019

Do you know where to look in the National Electrical Code for this important information?

Code Q&A: Protection of Conductors

Feb 27, 2019

Many different Code sections must be understood to properly size conductor overcurrent protection.

Code Q&A: Effective Ground-Fault Current Path

Feb 13, 2019

Check your knowledge of ground-fault current and its path to ground.

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This e-book takes you through National Electrical Code revisions that affect this lethal combination and presents the electrical theory behind them to make informed safety decisions.

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Code Q&A: Connection of Bonding and Grounding Equipment

Jan 23, 2019

See if you know what the Code requires for termination of bonding and grounding conductors.

Code Q&A: Supplementary Overcurrent Protection Rules

Jan 09, 2019

Here's a refresher on where you can and can't use supplemental overcurrent protection devices.

Code Q&A: Overcoming the Elements

Dec 20, 2018

What does the Code require if enclosures containing overcurrent protection devices are to be installed in damp or wet locations?

Stumped by the Code? Number of Conductors and Cables That are Allowed to Be Installed in a Wireway

Dec 17, 2018

NEC limit on the number of conductors and cables that are allowed to be installed in a wireway

Code Q&A: Overcurrent Protection Devices and Conductor Ratings

Dec 06, 2018

Review Code requirements for rounding up overcurrent protection devices for conductors.

Code Q&A: Conductor Limitations in Wireways

Nov 20, 2018

Check your knowledge of wireway and the National Electrical Code.

Code Q&A: Metal Wireway Don’ts

Nov 08, 2018

Q. What uses are not permitted by the Code for metal wireways...

Code Q&A: Bending Radius Requirements for Metal Wireway

Oct 18, 2018

Q. What is the Code bending radius requirement for conductors installed in a metal wireway...

Stumped by the Code? The Rules for Allowable Support Means of Boxes and Conduit Bodies

Oct 16, 2018

All questions and answers are based on the 2017 NEC...

Code Q&A: Support Requirements for Metal Wireway

Oct 03, 2018

Q. What are the NEC support requirements for metal wireways...

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