Chapter 6 EO test

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

4 to 6

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

4, 6

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

A nuisance tripping of the GFCI would render the fire alarm and smoke detectors inoperative.

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.

AFCI

NEC 406.4(D)(4) requires ____ protection where replacements are made at receptacle outlets that are required to be so protected elsewhere in the Code.

AFCI

Match the outlets with the typpe of protection required. a. GFCI b. AFCI c. No protection required Bedroom receptacle outlet Bathroom receptacle outlet Garage receptacle outlet Kitchen lighting outlet Hallway lighting outlet Kitchen counter receptacle outlet Unfinished basement receptacle outlet

B A A C B A A

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

Because older homes probably do not have GFCI receptacles in bathrooms, immersion detection circuit interrupters (IDCIs) and appliance leakage current interrupters (ALCIs) were introduced to provide people with shock protection.

What models of GFCI testers are available on the market?

Many models of GFCI testers are available on the market. They range from a simple plug-in tester with a push-to-test button to sophisticated branch circuit analyzers.

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

Outdoor receptacle(s) require GFCI protection, but not AFCI protection. Outdoor lighting is not required to have AFCI protection but such protection is permitted.

Name two different types of GFCI construction.

Two different types of GFCI construction are circuit-breakers and receptacles.

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 GFCI-type receptacle

GFCI protection is required for which of the following?

a receptacle installed within 6 feet of a wet-bar sink

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.

do not

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.

once

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

outlet

GFCI protection is not required for ____.

receptacle installed behind a range or refrigerator

When a conductor that is carrying current breaks or when a loose connection occurs, a(n) "______________" arcing fault is created.

series