Electrical Wiring Exam 2 Study Guide With 100% Verified
Answers
1. Underground conductors, owned and
Service Lateral.
installed by the electric utility, from the utility
transformer to the meter enclosure, installed
on the outside of a building are called the:
2. If not marked on the device, the interrupting rating of 5,000
amperes
a circuit breaker is assumed to be:
3. The point at which the utility installed overhead Service Point.
ser- vice drop conductors attach to the side
of a building and are connected to the
electrician installed service entrance
conductors at a drip loop is called the:
30 inches.
4. A circuit breaker panel, listed as a load
center with a main circuit breaker, is
installed on an exterior base- ment wall of a
building, as the service entrance for the
building. If the panel is 20 inches in width,
the minimum width of clear working space
required to be provided in front of this
service panel is:
5. The working space for service entrance equipment op- Permitted to
be illuminat-
erating at under 600 volts and installed on the wall of ed by the roo
lighting
a basement electrical equipment room of a building is: outlets.
6. (Please note this question is not referencing the Requires to be located as
"emergency disconnect" for a one-family or two-family close as
practical to the
dwelling unit.) The service disconnecting located
means and main overcurrent protection, when inside of a
, Electrical Wiring Exam 2 Study Guide With 100% Verified
Answers
building is: point where the service
entrance conductors
7. (Please note this question is not referencing the enter the building.
Six circuit breakers or se
"emergency disconnect" for a one-family or two-family of fuses
grouped in one
dwelling unit.) It is just referring to the service dis- location.
, Electrical Wiring Exam 2 Study Guide With 100% Verified
Answers
connecting means.) A disconnecting means is
required to be installed for a service entrance
that disconnects all ungrounded conductors
entering a building. The disconnecting means,
excluding a disconnect for a fire pump and an
emergency system, is permitted to con- sist of
not more than:
100 amperes.
8. The rating of a 3-wire, 120/240-volt, single-phase
ser- vice disconnecting means for a single-family
dwelling shall not be less than:
30 inches.
9. When service entrance cable is installed as the
wiring method for a service and is run
vertically up the out- side of a building, the
cable is required to be supported a distance of
not more than 12 inches from the service head
and at intervals along the cable not greater Type 3 surge suppression
than: device (SPD)
10. A device that is not permitted to be connected
on the supply side of a service disconnecting
means is a:
11. A panelboard may not be directly attached to a surface 1/4 inch
that is considered damp or wet. The Code
requires spacing between the panel and the
damp or wet loca- tion of at least:
12. Of the conditions listed below, service conductors are Installed within
an ap-
considered to be outside a building for all applications proved conduit
under a
except when:
13. An
Answers
1. Underground conductors, owned and
Service Lateral.
installed by the electric utility, from the utility
transformer to the meter enclosure, installed
on the outside of a building are called the:
2. If not marked on the device, the interrupting rating of 5,000
amperes
a circuit breaker is assumed to be:
3. The point at which the utility installed overhead Service Point.
ser- vice drop conductors attach to the side
of a building and are connected to the
electrician installed service entrance
conductors at a drip loop is called the:
30 inches.
4. A circuit breaker panel, listed as a load
center with a main circuit breaker, is
installed on an exterior base- ment wall of a
building, as the service entrance for the
building. If the panel is 20 inches in width,
the minimum width of clear working space
required to be provided in front of this
service panel is:
5. The working space for service entrance equipment op- Permitted to
be illuminat-
erating at under 600 volts and installed on the wall of ed by the roo
lighting
a basement electrical equipment room of a building is: outlets.
6. (Please note this question is not referencing the Requires to be located as
"emergency disconnect" for a one-family or two-family close as
practical to the
dwelling unit.) The service disconnecting located
means and main overcurrent protection, when inside of a
, Electrical Wiring Exam 2 Study Guide With 100% Verified
Answers
building is: point where the service
entrance conductors
7. (Please note this question is not referencing the enter the building.
Six circuit breakers or se
"emergency disconnect" for a one-family or two-family of fuses
grouped in one
dwelling unit.) It is just referring to the service dis- location.
, Electrical Wiring Exam 2 Study Guide With 100% Verified
Answers
connecting means.) A disconnecting means is
required to be installed for a service entrance
that disconnects all ungrounded conductors
entering a building. The disconnecting means,
excluding a disconnect for a fire pump and an
emergency system, is permitted to con- sist of
not more than:
100 amperes.
8. The rating of a 3-wire, 120/240-volt, single-phase
ser- vice disconnecting means for a single-family
dwelling shall not be less than:
30 inches.
9. When service entrance cable is installed as the
wiring method for a service and is run
vertically up the out- side of a building, the
cable is required to be supported a distance of
not more than 12 inches from the service head
and at intervals along the cable not greater Type 3 surge suppression
than: device (SPD)
10. A device that is not permitted to be connected
on the supply side of a service disconnecting
means is a:
11. A panelboard may not be directly attached to a surface 1/4 inch
that is considered damp or wet. The Code
requires spacing between the panel and the
damp or wet loca- tion of at least:
12. Of the conditions listed below, service conductors are Installed within
an ap-
considered to be outside a building for all applications proved conduit
under a
except when:
13. An
