#10 copper wire may be used as outside overhead wiring without using a messenger
wire as long as you don't go over ____ feet. - answer#10 copper wire may be used as
outside overhead wiring without using a messenger wire as long as you don't go over 50
feet.
A circuit rated over 120 volts may be used to supply outdoor luminaires in public areas
as long as the voltage to ground is not over _____ volts. - answerA circuit rated over
120 volts may be used to supply outdoor luminaires in public areas as long as the
voltage to ground is not over 277 volts.
Generally, a separate structure may be supplied by only ____ branch circuit or feeder. -
answerGenerally, a separate structure may be supplied by only 1 branch circuit or
feeder.
When the feeder to a separate building contains no Equipment Grounding Conductor,
the disconnect at the building must be suitable for use as ________ __________. -
answerWhen the feeder to a separate building contains no Equipment Grounding
Conductor, the disconnect at the building must be suitable for use as SERVICE
EQUIPMENT.
What is the minimum height above grade that you can install auxiliary equipment of
electric discharge lighting where the voltage to ground is over 277 volts and the voltage
between phases does not exceed 600 volts? - answer18 inches
Outside overhead conductors must be kept at least _____ feet away from signs,
chimneys, radio and tv antennas, in al directions including diagonally, horizontally, ,and
vertically. - answerOutside overhead conductors must be kept at least 3 feet away from
signs, chimneys, radio and tv antennas, in al directions including diagonally,
horizontally, ,and vertically.
Generally, a building may be served by no more than ____ service. - answerGenerally,
a building may be served by no more than 1 service.
, Conductors are considered to be outside the building if they are encased in at least
____ inches of concrete. - answerConductors are considered to be outside the building
if they are encased in at least 2 inches of concrete.
How many exceptions are there to the rule that says, "Only service conductors allowed
in the service raceway"? - answer2, grounding electrode conductor and equipment
bonding jumpers or conductors. Load management control wires
Service conductors must be kept at least ___ feet away from windows that open. -
answerService conductors must be kept at least 3 feet away from windows that open.
Generally, service conductors must be installed at least ____ feet above a roof. -
answerGenerally, service conductors must be installed at least 8 feet above a roof.
The minimum clearance above grade for service conductors is ___ feet. - answerThe
minimum clearance above grade for service conductors is 10 feet.
The minimum clearance for overhead service conductors over a residential driveway is
___ feet. - answerThe minimum clearance for overhead service conductors over a
residential driveway is 12 feet.
The minimum clearance for service conductors above a public street is ____ feet. -
answerThe minimum clearance for service conductors above a public street is 18 feet.
The ampacity of service entrance conductors may not be less than the sum of the non-
continuous load plus _____% of the continuous load. - answerThe ampacity of service
entrance conductors may not be less than the sum of the non-continuous load plus
125% of the continuous load.
The service disconnect may not be installed in _________. - answerThe service
disconnect may not be installed in BATHROOMS.
Overhead service conductors must have _____ ______ and the point of attachment to
the building must be _____ the weather head. - answerOverhead service conductors
must have DRIP LOOPS and the point of attachment to the building must be BELOW
the weather head.
Service equipment must be marked to indicate that it is suitable for _______ _______
________ ________. - answerService equipment must be marked to indicate that it is
suitable for USE AS SERVICE EQUIPMENT.
The service disconnect may consist of not more than _____ switches. - answerThe
service disconnect may consist of not more than 6 switches.
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