NCCER Electrical Level 2 Conductor Installations Questions and Answers
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Course
NCCER Electrical Level 2 Conductor Installations
Institution
NCCER Electrical Level 2 Conductor Installations
NCCER Electrical Level 2 Conductor Installations
Due to the risk of runaways, what should be used on all long vertical cable pull - Answer- Braking system
Mandrels should be approximately what percentage of the conduit size? - Answer- 80%
A good place to find data for supporting cable in v...
NCCER Electrical Level 2 Conductor
Installations
Due to the risk of runaways, what should be used on all long vertical cable pull -
Answer- Braking system
Mandrels should be approximately what percentage of the conduit size? - Answer-
80%
A good place to find data for supporting cable in vertical conduit runs is from -
Answer- Manufactures catalogs
A device used in cable pulls to facilitate connecting the pulling rope to the cable grip.
- Answer- Clevises
The feed-in set up should unreal big cable - Answer- Along it's natural curvature
When conductors in vertical raceways must be supported, one cable support shall be
provided - Answer- At the top or as close to the top of the raceway as practical
Which of the following determines the amount of force applied to a pull? - Answer-
The number of wraps on the puller drum (capstan)
The first step in all cable pull is to - Answer- Measure runs and establish
communication between both ends of the pull
The substance used to reduce the friction inside a raceway during a pull is - Answer-
Wire-pulling lubricant
Long lengths of cable can be pulled using - Answer- Cable grips
The ends of 1,000 kcmil conductors can be trimmed using - Answer- Cable cutters
The three types of fish tape are steel, nylon, and - Answer- Fiberglass
The ideal device for lifting and transporting cable reels is a - Answer- Forklift
When pulling cables with a capstan, what is the maximum pulling speed that should
be utilized? - Answer- 40 feet per minute
Which of the following devices is designed to read pulling forces during a cable pull -
Answer- Dynamometer
The most important tool for supervising a high-forced cable pull is - Answer- Working
communications equipment
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