Recently, I was reading the wiring devices section of a specification. The requirement for receptacles was “commercial industrial specification grade, heavy-duty.” Even though I have seen this type of language before, this...
Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to Jim at codefaqs@gmail.com. Answers are based on the 2020 NEC. Switchboard in a flood A fitting on a...
I was recently called by a homeowner to investigate water dripping through the ceiling. Water through a ceiling is surprisingly not uncommon, from slow drips to entire ceilings crashing down. As with most investigations, the...
Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to Jim at codefaqs@gmail.com. Answers are based on the 2020 NEC. GFCIs in elevator pits During an...
Requirements for the number and location of receptacles for dwelling unit kitchen countertops, islands and peninsulas changes with every National Electrical Code cycle. Many of these changes stem from architects’ and custom...
Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to Jim at codefaqs@gmail.com. Answers are based on the 2020 NEC. Getting started with the NEC I’m a...
homes’ electrical systems require regular maintenance. Many homeowners do not realize that various parts of their system must be routinely exercised, examined for functional capability and tested, especially during the first...
A friend called me recently with some intriguing questions about some electrical work that he was having done at his newly purchased home. The home was built in the mid-to-late 1950s with some electrical work done in various...
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com. Answers are based on the 2020 NEC...
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com. Answers are based on the 2017 NEC...
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC) , Jim will help you solve it. Send questions to codefaqs@gmail.com. Answers are based on the 2017...
All solutions come with a problem. Arc fault detectors are designed to prevent dangerous electrical fires, but sometimes they can be too sensitive and shut off power unnecessarily. At least that's how a team of engineers at...
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com. Answers are based on the 2017 NEC...
Each National Electrical Code (NEC) revision cycle seems to result in a multitude of changes in Article 210, Part III, which covers required lighting and receptacle outlets. There are so many changes in each new Code that...
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com. Answers are based on the 2017 NEC...
On Mar. 7, 2018, at 2 p.m. EST, ELECTRICAL CONTRACTOR and Legrand partnered to present a free webinar, "Meeting Code With GFCI Receptacles." The video is now available for free below. There are several solutions available to...
