Deck 6: Ground-Fault Circuit Interrupters, Arc-Fault Circuit Interrupters, Surge Protective Devices, Immersion Detection Circuit Interrupters, and Appliance Leakage Current Interrupters

Question 1

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Garage receptacle outlet

Answer 1

a

Question 2

When an existing two-wire, nongrounding-type receptacle is replaced in a location where the Code requires a GFCI receptacle, it is permitted to be replaced by a ____.

A) GFCI receptacle
B) two-wire, nongrounding-type receptacle
C) three-wire, grounding-type receptacle
D) all of these

Answer 2

A

Question 3

What are the two different types of ground-fault protection recognized by the Code?

Answer 3

The two types are ground-fault circuit-interrupter (GFCI) protection for personnel and ground-fault protection for equipment.

Question 4

If you take over a room that qualifies as a bedroom for use as a home office, the inspector is likely to require ____ protection of the room.

Question 5

UL requires that the instructions furnished with GFCIs be marked and that testing be performed upon installation and at least ____________________ each month as well as after severe lightning storms.

Question 6

Why were immersion detection circuit interrupters (IDCIs) and appliance leakage current interrupters (ALCIs) introduced in older homes?

Question 7

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Bedroom receptacle outlet

Question 8

As defined in NEC Article 100, a(n) ____ is a point on the wiring system at which current is taken to supply utilization equipment.

A) outlet
B) luminaire
C) circuit breaker
D) branch circuit

Question 9

Class A GFCI devices may or may not trip (open) when a ground-fault in the range of ____ milliamperes occurs.

A) 4 to 6
B) 8 to 10
C) 20 to 29
D) 30 or more

Question 10

A GFCI for personnel protection operates when it senses a current imbalance between ____________________ mA and ____________________ mA.

Question 11

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Bathroom receptacle outlet

Question 12

Name two different types of GFCI construction.

Question 13

GFCI protection is required for which of the following?

A) outdoor receptacles installed at eaves for snow melting equipment
B) a kitchen receptacle installed inside a cabinet to supply a microwave oven
C) a receptacle installed within 6 feet of a wet-bar sink
D) a receptacle installed for a kitchen clock

Question 14

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Kitchen lighting outlet

Question 15

Briefly explain GFCI and AFCI protection requirements for outdoor receptacles and lighting.

Question 16

What would happen if fire and smoke alarms were connected to a circuit that is protected by a GFCI breaker?

Question 17

NEC 406.3(D)(3) permits existing two-wire, nongrounded-type receptacles to be replaced with a ____ where no equipment grounding conductor exists.

A) GFCI receptacle
B) two-wire nongrounding-type receptacle
C) three-wire grounding-type receptacle
D) all of these

Question 18

GFCI protection is not required for ____.

A) a built-in dishwasher
B) kitchen countertop receptacles
C) bathroom receptacles
D) receptacles in crawl spaces at or below grade

Question 19

A single receptacle for one appliance or a duplex receptacle for two appliances that are located within dedicated space for each appliance that in normal use is not easily moved from one place to another and that is cord-and-plug connected ____ require tamper-resistant receptacles.

A) do
B) do not

Question 20

When a conductor that is carrying current breaks or when a loose connection occurs, it is a ____________________ arcing fault because the current is trying to travel in its intended path.

Question 21

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Hallway lighting outlet

Question 22

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Unfinished basement receptacle outlet

Question 23

Match the outlets with the type of protection required.
a.GFCI
b.AFCI
c.No protection required
Kitchen counter receptacle outlet