A fitting is a part of a wiring system that is intended primarily to perform which type of function? - ANSWER mechanical
When the disconnecting means of a transformer is located remotely it must be? - ANSWER lockable
If installed and routed on the outside of a raceway, the length of the equip...
A fitting is a part of a wiring system that is intended primarily to perform which type of function? -
ANSWER mechanical
, When the disconnecting means of a transformer is located remotely it must be? - ANSWER lockable
If installed and routed on the outside of a raceway, the length of the equipment bonding jumper shall
not exceed how many feet? - ANSWER 6 feet
What is an askarel? - ANSWER a group of nonflammable synthetic chlorinated hydrocarbons used as
electrical insulating media
In which locations are the installation of flexible metal conduit permitted? - ANSWER concealed locations
Unlisted nonconductive outside plant optical fiber cables shall not be permitted to be installed in which
type of raceways? - ANSWER flexible metal conduit.
Where the negative polarity of a dc system does not serve as the connection point for the grounded
conductor, which color finish can be used to identify the negative ungrounded conductor? - ANSWER
black
Where a feeder supplies continuous loads or any combination of continuous and noncontinuous loads,
the minimum feeder conductor size shall have an allowable ampacity not less than the noncontinuous
load plus what percentage of the continuous load? - ANSWER 125%
Where an ac system is grounded at any point, the grounded conductors shall be routed with the
ungrounded conductors to each service disconnecting means and shall be connected to each
disconnecting means grounded conductors terminal or bus for an ac system operating at how many
volts? - ANSWER 1,000 volts or less
What is the maximum spacing for supports of 10 AWG copper conductors located in a vertical raceway? -
ANSWER 100 feet
What is the maximum overcurrent protection for a 10 AWG copper conductor? - ANSWER 30 amperes
Alternating-current systems of less than 50 volts shall be grounded where supplied by transformers, if
the transformer supply system exceeds which of the following? - ANSWER 150 volts to ground
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