je.st
news
Tag: raceways
Code Q&A: Sizing Bonding Jumper for Parallel Raceways
2015-05-07 00:05:15| Electrical Construction & Maintenance
Q. What are the rules for sizing a supply side bonding jumper for parallel raceways? read more
Tags: code
parallel
bonding
jumper
Conductor or Cable Limitations in Surface Metal Raceways
2015-04-28 20:24:00| Electrical Construction & Maintenance
Article 386 covers the use, installation, and construction specifications for surface metal raceways and associated fittings. read more
Tags: metal
surface
cable
limitations
Grounding Requirements for Conductor Enclosures & Raceways
2014-12-24 16:52:00| Electrical Construction & Maintenance
Part IV of Art. 250 covers the bonding and grounding requirements for enclosures, raceways, and service cable connections. read more
Tags: requirements
conductor
enclosures
grounding
Stumped by the Code? Installing Circuit Conductors in Parallel in Separate Raceways
2014-10-16 23:07:31| Electrical Construction & Maintenance
Q. If circuit conductors are installed in parallel in separate raceways, is an equipment grounding conductor required in each raceway? If so, how do I size it? read more
Tags: code
separate
circuit
parallel
Code Quiz: Raceways in Wet Locations Abovegrade
2014-08-21 17:37:46| Electrical Construction & Maintenance
By Steven Owen, National Code Seminars When installing a THHN / THWN insulated conductor in a raceway that is located on the outside wall of a building or structure (wet location), the choice for the type of conductor insulation is permitted to be based on _____________. A. the use of THHN insulation rating, based on a dry location rating, as the inside of the raceway is considered to be a dry location. The installation shall also comply with 310.10(C). read more