Article 100-Defintions (2OUND1)

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

A load is considered to be continuous if the maximum current is expected to continue for _____ hour(s) or more.

3

A Class a GFCI trips when the ground-fault current is _____ mA or higher.

6

The word "Earth" best describes what NEC term?

Ground

Equipment that is capable of being reached for operation, renewal, and inspection defines _____.

accessible (as applied to equipment)

The circuit conductors between the final overcurrent device protection the circuit and the outlet(s) ate known as "_____ conductors"

branch-circuit

Composite optical fiber cables contain optical fibers and _____.

current-carrying electrical conductors

Systems of illumination utilizing fluorescent lamps, high-intensity discharge (HID) lamps, or neon tubing are all types of _____ lighting.

electric-discharge

The highest current at rated voltage that a device is identified to interrupt under standard test conditions is the "_____."

interrupting rating

For PV system, a(an) _____ is a device that changes direct-current input to an alternating-current output.

inverter

The conductors connected to the direct-current input of an inverter for PV systems form the _____.

inverter input circuit

A "clothes closet" is defined as a _____ room or space intended primarily for storage of garments and apparel.

nonhabitable

"Continuous duty" is defined as_____.

operation at a substantially constant load for an indefinitely long time

"Varying duty" is defined as _____.

operation at loads, and for intervals of time, both of which may be subject to wide variation

The selection and installation of overcurrent protective devices so that an overcurrent condition will be localized to restrict outages to the circuit or equipment affected, is called "selective coordination"

selective coordination

A dormitory unit is a building or space in building in which group who are not members of the same family in one room, or a series of closely associated rooms, under joint occupancy and single management, with or without meals, but without individual cooking facilities.

sixteen

Connected to ground without the insertion of any resistor or impedance device is referred to as "_______"

solidly grounded

An effective ground-fault current path is an intentionally constructed, low-impedance electrically conductive path designed and intended to carry current during a ground-fault condition from the point of a ground fault on a wiring system to _____.

the electrical supply source

"Generating capacity, inverter" is defined as the sum of parallel-connected inverter maximum continuous output power at 40°C in _____.

watts or kW

Article 100 contains definitions essential to the application of the Code. Definitions are also found in _____.

xxx.2 of the articles

"_________" means acceptable to the authority having jurisdiction.

Approved

By definition, equipment grounding conductor is considered to be a grounded conductor.

False

"_____" is a term indicating that there is purposely introduced delay in the tripping action of the circuit breaker, which decreases as the magnitude of the current increases

Inverse time

a battery system includes storage batteries and battery chargers, and can include inverters, converters, and associated electrical equipment

True

The NEC defines a(an) "_____" as a structure that stands alone or that is separated from adjoining structures by fire walls.

building

Bonded is defined as _____ to establish electrical continuity and conductivity.

connected

"Within sight from" means visible and not more than _____ ft distant from the equipment.

50

Due to its power limitations, a Class 2 circuit considers safety from a fire initiation standpoint ad provides acceptable protection from electric shock.

True

In many circumstances, the authority jurisdiction can be a property owner or his/her designated agent.

True

Information and technology equipment and systems are used for creation manipulation of _____.

a) data b) voice c) video

Example of ground-fault current paths include combination of conductive materials including _____.

a) equipment grounding conductors b) metallic raceways c)metal water and gas piping

A hoist-way is any _____ in which an elevator or dumbwaiter is designed to operate.

a) hatchway or well hole b) vertical opening or space c) shaft-way

Off-road, self-propelled electric vehicles, such as _____ are not considered electric vehicles

a) industrial trucks, hoists, and lifts b) golf carts and airline ground support equipment c) tractors and boats

A habitable room in a building is a room for _____, but excluding bathrooms, toilet rooms, closets, hallways, storage or utility space, and similar areas.

a) living b) sleeping c) eating and cooking

The maximum current, in amperes, that a conductor can carry continuously under the conditions of use, where the temperature will not be raised in excess of the conductor's insulation temperature rating is called its"_____"

ampacity

by definition, an attachment fitting is different from and attachment plug because no _____ is associated with the fitting.

cord

A change controller is equipment that controls _____, or both, and that is used to charge a battery or other energy storage device.

dc voltage or dc current

A "dc-to-dc converter" is a device that can provide an output _____ voltage and current at a higher or lower value than the input _____ voltage and current.

dc, dc

The _____ of any system is the ratio of the maximum demand of a system, or part of a system, to the total connected load of a system

demand factor

A ground-fault current path is an electrically conductive path from the point of a ground fault through normally noncurrent-carrying conductors, equipment, or the earth to the _____.

electrical supply source

Nonconductive optical fiber cable contains no metallic members and no other _____ materials

electrically conductive

Surrounded by a case, housing, fence, or wall(s) that persons from accidentally contacting energized parts is called "_____."

enclosed

The connection between two or more portions of the equipment grounding conductor is the definition of a(an) _____.

equipment bonding jumper

The installed conductive path(s) that is part of a ground-fault current path and connects normally noncurrent-carrying metal parts of equiment together and to the system grounded conductor or to the grounding electrode conductor, or both, is known as a(an) "_____ conductor"

equipment grounding

As applied to wiring methods, "on or attached to the surface, or behind access panels designed to allow access" is known as _____.

exposed

A conductor used to connect the system grounded conductor, or the equipment to a ground electrode or to a point on the grounding electrode system, is called the "_____ conductor."

grounding electrode

A "_____" is an accommodation that combines living, sleeping, sanitary, and storage facilities with a compartment.

guest room

A "_____" is an accommodation with two or more contiguous rooms comprising a compartment that provides living, sleeping, sanitary, and storage facilities.

guest suite

Part I of Article 100 contains definitions intended to apply wherever the terms are used throughout this Code. Part III of Article100 contains definitions for _____.

hazardous (classified) locations

Part III of the Article 100 contains definitions which are applicable to _____.

hazardous (classified) locations

A building that contains three or more dwelling units is called a "_____."

multifamily dwelling

A device designed to open and close a circuit by nonautomatic means and to _____ the circuit automatically on a predetermined overcurrent without damage to itself when properly applied within its ration.

open

An "optical fiber cable" is a factory assembly or field assembly of one or more optical fibers having a(an) _____ covering.

overall

a hand-hole enclosure is an enclosure for use in underground system, provided with an open or closed bottom, and sized to allow personnel to _____.

reach into but not enter

Since Class 3 control circuits permit higher allowable levels of voltage and current than Class 2 circuits, additional _____ are specified to provide protection against the electric shock hazard.

safeguards

The connection between the grounded circuit conductor and the supply-side bonding jumper or equipment grounding conductor, or both, at a _____is called a "system bonding jumper."

separately derived system

An appliance is utilization equipment, generally other than industrial, that is normally built in standardized sizes of types and is installed or connected as a unit perform one or more functions such as food mixing, frying and so forth

True

"Communications equipment" is the electronic equipment that performs the telecommunications operations for the transmission of _____, and includes power equipment, technical support equipment, and conductors dedicated solely to the operation of the equipment.

a) audio b) video c) data

As used in the NEC, equipment includes______.

a) fittings b)appliances c)machinery

An automotive-type vehicle of on-road use, such as _____ primarily powered by an electric motor is known as an electric vehicle.

a) passenger automobiles b) buses, trucks, and vans c) neighborhood electric vehicles, and electric motorcycles

conductive optical fiber cables contain noncurrent- carrying conductive members such as metallic _____.

a) strength members b) vapor barrier c) armor or sheath

A multiwire branch circuit consists of _____.

a) two or more ungrounded conductors that have a voltage between them b) a grounded conductor that has equal voltage between it and each ungrounded conductor of the circuit c) a grounded conductor connected to the neutral or grounded conductor of the system

A device that, when inserted in a receptacle, establishes a connection between the conductors of the attached flexible cord and the conductors connected permanently to the receptacle is called a(an) "_____"

a)attachment plug b) plug cap c) plug

An electrical datum plane is a specified distance _____ above which electrical equipment can be installed and electrical connections can be made.

above a water level

Capable of being reached quickly of operation, renewal, or inspections without resorting to portable ladders or the use of tools (other than keys) is knowns as "______."

accessible, readily

A fixed, stationary, or portable self-contained, electrically operated and/or electrically illuminated utilization equipment with words or symbols designed to convey information or attract attention describes _____.

an electric sign

An arc-fault circuit interrupter is a device intended to de-energize the circuit when a(an) _____ is detected.

arc fault

a device that, by insertion into a locking support and mounting receptacle, establishes a connection between the conductors of the attached utilization equipment and the branch-circuit conductors connected to the locking support and mounting receptacle in otherwise known as a(an)"_____"

attachment fitting

The largest amount of current capable of being delivered at a point on the system during a short-circuit condition is defined as "_____ current."

available fault

A "_____" is an area that includes a sink (basin) with a toilet, urinal, tub, shower, bidet, or similar plumbing fixtures.

bathroom

When the term "exposed," as it applies to live parts, is used in the Code, it refers to _____.

being capable of being inadvertently touched or approached nearer than a safe distance by a person

An enclosure designed for either surface mounting or flush mounting provided with a frame in which a door(s) can be hung is called a(n) "_____."

cabinet

A device that provides a means to connect intersystem bonding conductors for _____ systems to the grounding electrode system is an "intersystem bonding termination."

communications

A separate portion of a conduit or tubing system that provides access through a removable cover(s) to the interior of the system at a junction of two or more sections of the system or at a terminal point of the system defines the term "_____"

conduit body

The circuit of a control apparatus or system that carries the electric signals directing the performance of the controller but does not carry the main power current defines a _____ circuit.

control

A "_____" is device or group of devices that govern, in some predetermined manner, the electric power delivered to the apparatus to which it is connected.

controller

A unit of an electrical system, other than a conductor, that carries or controls electric energy as its principal function is a(an) "_____"

device

coaxial cable is cylindrical assembly composed of a conductor centered inside a metallic tube or shield, separated by a(an) _____ material and usually covered by an insulating jacket.

dielectric

a(An) "_____" is a device, or group of device, by which the conductors of a circuit can be disconnected from their source of supply.

disconnecting means

A _____ is a single unit that provides complete and independent living facilities for on or more persons, including permanent provisions for living, sleeping, cooking, and sanitation.

dwelling unit

An interactive inverter is an inverter intended for use in parallel with a(an) _____ to supply common loads that may deliver power to the utility.

electric utility

Power production, distribution, and utilization equipment and facilities, such as _____ systems that are connected to premises wiring and are external to not controlled by an interactive system defines an "electric power production and distribution network"

electric utility

A(An)_____ is a conductive path(s) that is(are) part of an effective ground-fault current path and connects normally noncurrent-carrying metal parts of equipment together and to the system grounded conductor or to the grounding electrode conductor, or both

equipment grounding conductor

The NEC defines a "_____" as all circuit conductors between the service equipment, the source of a separately derived system, or other power supply source, and the final branch-circuit over-current device

feeder

A "_____" is a building or portion of a building in which one or more self-propelled vehicles can be kept for use, sale, storage, rental, repair, exhibition, or demonstration purposes.

garage

A(An)______ is an unintentional, electrically conductive connection between an ungrounded conductor of an electrical circuit, and the normally non-current-carrying conductors, metallic enclosures, metallic raceways, metallic equipment, or earth.

ground fault

A device intended for the protection of personnel that functions to de-energize a circuit or portion thereof within an established period of time when the current to the ground exceeds the values established for a Class A device, is a(an) "_____."

ground-fault circuit interrupter

Connected (connecting) to ground or to a conductive body that extends the ground connection is called "_____."

grounded

A system ore circuit conductor that is intentionally grounded is called a(an) "_____."

grounded conductor

A conducting object through which a direct connection to earth is established is a "_____."

grounding electrode

according to the Code, "automatic" is performing a function without the necessity of _____.

human intervention

A system comprised of multiple power sources that could include photovoltaic, wind, micro-hydro generators, engine-driven generators, and others, is the definition of a(an) _____system.

hybrid

Recognized as suitable for the specific purpose, function, use, environment, and application is the definition of "_____."

identified (as applied to equiment)

A branch circuit that supplies only one utilization equipment is a(an) _____ branch circuit.

individual

An electric power production system that is operating in parallel with and capable of delivery to an electric primary source supply system defines a(an) _____ system.

interactive

The connection between the grounded circuit conductor and the equipment grounding conductor, or the supply-side bonding jumper, or both, at the service is the _____ bonding jumper.

main

A conductor installed on the supply side of a service or within a service equipment enclosure, or for the separately derived system, to ensure the required electrical conductivity between metal parts required to be electrically connected is known as the "_____"

supply-side bonding jumper

A cable routing assembly is composed of single or connected multiple channels as well as associated fittings, forming a structural system to _____ communications wires and cables, optical fiber and data cables; and Class 2, Class 3, and Type PLTC cables; and power-limited fire alarm cables in plenum, riser, and general-purpose applications.

support and route


Set pelajaran terkait

Unit 2-US History Test-8th Grade

View Set

College Assumptions Test: True or False?

View Set

Environmental Science: Final Exam

View Set

Healthcare Economics, Organizations, and Policy Adaptive Quiz

View Set

Biology I Lab - Scientific Method Lab Quiz

View Set

Ch 5. Addressing, Routing & Switching

View Set