M6 Q&A
This current transformer is normally used with circuit breakers or power transformers -
(correct answer)Bushing type
The trip rating of a circuit breaker used as the main protective device in a panel board
cannot exceed - (correct answer)The busbar rating
The term class on a transformer nameplate refers to - (correct answer)The type of
cooling it uses
A transformer rated at more then 500kva is considered a ____transformer - (correct
answer)Power
In industrial applications, medium voltage may refer to systems rated over - (correct
answer)1000v to 38000v
Low volatage in industrial - (correct answer)Up to a 1000v
A device that is specifically designed to protect equipment from ground faults through
the use of sensors is a - (correct answer)Ground fault relay
The maximum voltage that a piece of equipment can withstand is known as its - (correct
answer)Basic impulse insulation level [BIL}
the secondary of a current transformer is usually designed for a rated current of -
(correct answer)5 amps
When an unintended path is established between an ungrounded conductor and ground
is called a - (correct answer)Ground fault
, The term interrupting rating refers to the - (correct answer)Maximum current a device
will safely interrupt at rated voltage
Which of the following is a color that can be used to designate an ungrounded
conductor - (correct answer)Black red blue brown orange yellow
What type of diagram shows the actual wiring connections between unit assemblies or
equipment with each wire labeled to indicate where to terminate it - (correct
answer)Interconnection diagram
Which of the following is the general classification of circuit breakers - (correct
answer)Gas, oil, vacuum, air
Who is responsible for controlling and distributing electrical power from the point of
service - (correct answer)Customers
According to the nec anything above 1000volt is considered - (correct answer)High
voltage
Power at 36000 volts that is being transmitted Oberon from a hydro electric plant to a
city is considered to be low voltage - (correct answer)True
Which of the following is not a typical switchboard component - (correct answer)cabinet
What is the minimum distance from a phase bus to the closet steel member in a 4000 a
switch board - (correct answer)6"
Station type cubicle switchgear is commonly available with circuit breakers up to -
(correct answer)5000 amps
This current transformer is normally used with circuit breakers or power transformers -
(correct answer)Bushing type
The trip rating of a circuit breaker used as the main protective device in a panel board
cannot exceed - (correct answer)The busbar rating
The term class on a transformer nameplate refers to - (correct answer)The type of
cooling it uses
A transformer rated at more then 500kva is considered a ____transformer - (correct
answer)Power
In industrial applications, medium voltage may refer to systems rated over - (correct
answer)1000v to 38000v
Low volatage in industrial - (correct answer)Up to a 1000v
A device that is specifically designed to protect equipment from ground faults through
the use of sensors is a - (correct answer)Ground fault relay
The maximum voltage that a piece of equipment can withstand is known as its - (correct
answer)Basic impulse insulation level [BIL}
the secondary of a current transformer is usually designed for a rated current of -
(correct answer)5 amps
When an unintended path is established between an ungrounded conductor and ground
is called a - (correct answer)Ground fault
, The term interrupting rating refers to the - (correct answer)Maximum current a device
will safely interrupt at rated voltage
Which of the following is a color that can be used to designate an ungrounded
conductor - (correct answer)Black red blue brown orange yellow
What type of diagram shows the actual wiring connections between unit assemblies or
equipment with each wire labeled to indicate where to terminate it - (correct
answer)Interconnection diagram
Which of the following is the general classification of circuit breakers - (correct
answer)Gas, oil, vacuum, air
Who is responsible for controlling and distributing electrical power from the point of
service - (correct answer)Customers
According to the nec anything above 1000volt is considered - (correct answer)High
voltage
Power at 36000 volts that is being transmitted Oberon from a hydro electric plant to a
city is considered to be low voltage - (correct answer)True
Which of the following is not a typical switchboard component - (correct answer)cabinet
What is the minimum distance from a phase bus to the closet steel member in a 4000 a
switch board - (correct answer)6"
Station type cubicle switchgear is commonly available with circuit breakers up to -
(correct answer)5000 amps
