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. Office partitions Can free-standing...
Many people refer to the enclosure and the interior panelboard as a “panelboard.” Panelboards do not include the enclosure or cabinet, so this is a misappropriation of a more complex application and piece of equipment...
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. NM vs. UF cable in a barn During...
First place: Preparing armored cable Armored cable has a metallic armor between two cable jackets. To remove the jackets, it is necessary to cut the armor. Specialized tools are available to cut armor, but a standard plumbing...
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. Any, all or two bonding methods An...
An electrical contractor emailed me a photo of a feed-through all-in-one 200A 120/240V, single-phase, eight-circuit panelboard with 200A main circuit breaker. It had an auxiliary 2-pole circuit breaker position where up to a...
Switching out circuit breakers or fuses in existing homes Care must be taken when replacing circuit breakers and fuses in existing services and panelboards at single- family, two-family and multifamily dwellings. Older single...
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code, 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...
A friend recently sent me an email with this picture (right) of a manual fire alarm pull station mounted on the side of an electrical panelboard. My friend was inspecting the fire alarm system and was accompanied by the...
