Mike Holt Article 404

Snap switches shall not be grouped or ganged in enclosures unless the voltage between adjacent devices does not exceed _____. 100V 200V 300V 400V

300V

A snap switch wired under the provisions of 404.9(B) Ex 1 and located within 8 ft vertically, or _____ ft horizontally, of ground or exposed grounded metal objects shall be provided with a faceplate of nonconducting noncombustible material with nonmetallic attachment screws, unless the switch mounting strap or yoke is nonmetallic or the circuit is protected by a ground-fault circuit interrupter. 3 5 7 9

5

A snap switch with an integral nonmetallic enclosure complying with 300.15(E) is required to be connected to an equipment grounding conductor. True False

False

Which of the following switches shall indicate whether they are in the open (off) or closed (on) position? General-use switches. Motor-circuit switches. Circuit breakers. all of these

General-use switches. Motor-circuit switches. Circuit breakers. all of these

Switches and circuit breakers used as switches shall be installed so that they may be operated from a readily accessible place. True False

True

Metal faceplates for snap switches, including dimmer and similar control switches, shall be _____. bonded to the grounded electrode bonded to the equipment grounding conductor counted as one box fill volume allowance replaced with nonmetallic switch cover plates

bonded to the equipment grounding conductor

The metal mounting yoke of a replacement switch is not required to be connected to an equipment grounding conductor if the wiring at the existing switch does not contain an equipment grounding conductor, and the _____. switch faceplate is metallic and installed with nonmetallic screws circuit is GFCI protected the switch is mounted to a nonmetallic box circuit is AFCI protected

circuit is GFCI protected

Switches shall be marked with the _____. current voltage maximum horsepower, if horsepower rated all of these

current voltage maximum horsepower, if horsepower rated all of these

General-use _____ switches shall be used only to control permanently installed incandescent luminaires unless listed for control of other loads and installed accordingly. dimmer fan speed control timer all of these

dimmer

Metal enclosures for switches or circuit breakers shall be connected to the circuit _____ conductor. grounded grounding equipment grounding any of these

equipment grounding

Snap switches installed in boxes that are set back of the finished surface shall have the _____ seated against the finished wall surface. extension plaster ears body toggle all of these

extension plaster ears

The grounded circuit conductor for the controlled lighting circuit shall be installed at the location where switches control lighting loads that are supplied by a grounded general-purpose branch circuit serving _____. habitable rooms or occupiable spaces attics crawlspaces basements

habitable rooms or occupiable spaces

Switches and circuit breakers used as switches can be mounted _____ if they are installed adjacent to motors, appliances, or other equipment that they supply and are accessible by portable means. not higher than 6 ft 7 in. higher than 6 ft 7 in. in the mechanical equipment room up to 8 ft high

higher than 6 ft 7 in.

Switch enclosures shall not be used as _____ for conductors feeding through or tapping off to other switches or overcurrent devices, unless the enclosure complies with 312.8. junction boxes raceways auxiliary gutters any of these

junction boxes raceways auxiliary gutters any of these

Where nonmetallic enclosures for switches are used with metal raceways or metal-armored cables, they shall _____. provide an internal bonding means between all entries have an integral bonding means if entries are threaded have an external bonding jumper from raceway to raceway provide an internal bonding means between all entries and have an integral bonding means if entries are threaded

provide an internal bonding means between all entries and have an integral bonding means if entries are threaded

Switches controlling line-to-neutral lighting loads shall not be required to have a grounded conductor provided at the switch location where a switch controls a _____. ceiling fan bathroom exhaust fan lighting load consists of all fluorescent fixtures with integral disconnects for the ballasts receptacle load

receptacle load

Article 404 covers all _____ used as switches operating at 1,000V and below, unless specifically referenced elsewhere in this Code for higher voltages. switches switching devices circuit breakers all of these

switches switching devices circuit breakers all of these

Three-way and four-way switches shall be wired so that all switching is done only in the _____ circuit conductor. ungrounded grounded equipment ground neutral

ungrounded

Where in the off position, a switching device with a marked OFF position shall completely disconnect all _____ conductors of the load it controls. grounded ungrounded grounding all of these

ungrounded

Surface-mounted switches or circuit breakers in a damp or wet location shall be enclosed in a _____ enclosure or cabinet that complies with 312.2. weatherproof rainproof watertight raintight

weatherproof

Snap switches in listed assemblies are not required to be connected to an equipment grounding conductor if _____. the device is provided with a nonmetallic faceplate and the device is designed such that no metallic faceplate replaces the one provided the device is equipped with a nonmetallic yoke all parts of the device that are accessible after installation of the faceplate are manufactured of nonmetallic material all of these

the device is provided with a nonmetallic faceplate and the device is designed such that no metallic faceplate replaces the one provided the device is equipped with a nonmetallic yoke all parts of the device that are accessible after installation of the faceplate are manufactured of nonmetallic material all of these

Switches shall not be installed within tub or shower spaces unless installed as part of a listed tub or shower assembly. True False

True

Electronic control switches shall not introduce _____ on the equipment grounding conductor during normal operation. current voltage impedance resistance

current

Snap switches, dimmers, and control switches are considered to be part of the effective ground-fault current path when _____. the switch is connected to the intersystem bonding termination the switch is mounted with metal screws to a metal box or a metal cover that is connected to an equipment grounding conductor an equipment grounding conductor or equipment bonding jumper is connected to the equipment grounding termination of the snap switch the switch is mounted with metal screws to a metal box or a metal cover that is connected to an equipment grounding conductor, or an equipment grounding conductor or equipment bonding jumper is connected to the equipment grounding termination of the snap switch

the switch is mounted with metal screws to a metal box or a metal cover that is connected to an equipment grounding conductor, or an equipment grounding conductor or equipment bonding jumper is connected to the equipment grounding termination of the snap switch