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Code Quiz: Horizontal Support Requirements for Cable Routing Assemblies

2015-03-12 14:40:00| Electrical Construction & Maintenance

When installing communication wires and cables in cable routing assemblies, horizontal supports for cable routing assemblies shall be installed at intervals not to exceed _____ at each end or joint unless listed otherwise. In no case shall the distance between supports exceed _____. read more

Tags: support code requirements cable

 

Code Quiz: Installation of Fire-Resistive Cable Systems

2015-02-25 17:06:31| Electrical Construction & Maintenance

Where a fire-resistive system is listed to be installed in a raceway, the raceway enclosing the system is permitted to be which one of the following? read more

Tags: code systems installation cable

 
 

Code Quiz: Fire-Resistive Cable System Grounding Requirements

2015-02-11 23:05:29| Electrical Construction & Maintenance

When installing a fire-resistive system requiring an equipment grounding conductor (EGC), the EGC shall use the same fire-rated cable described in the system, unless installed in compliance with which of the following requirements? read more

Tags: system code requirements cable

 

Code Quiz: Junction Box Requirements

2015-01-22 01:06:34| Electrical Construction & Maintenance

When installing junction boxes in underfloor raceways, the junction boxes shall be ______ the floor grade and _____ to prevent the free entrance of water or concrete. read more

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Code Quiz: Grounding of Strut-Type Channel Raceway

2015-01-08 18:06:58| Electrical Construction & Maintenance

Where a strut-type channel raceway enclosure uses a snap-fit metal cover to achieve electrical continuity in accordance with the listing, read more

Tags: code channel quiz grounding

 

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