CIW Chapter 3

Question 1

Documentation that is used to determine the proper method for electrical equipment installation in the field is categorized as ___.

Answer 1

Standards and codes

Question 2

___ indicates that the electrical equipment has been constructed and tested so that moisture will not enter the equipment

Answer 2

Watertight

Question 3

The ___ ensures that the electrical installation process is performed within proper safety and code requirements

Answer 3

AHJ

Question 4

NEMA standards are typically used in installations for sizing ___.

Answer 4

motor starters

Question 5

A ___ can result in large-magnitude current flow in the ground path

Answer 5

ground fault

Question 6

The width of working space in front of the electrical equipment is ___.

Answer 6

3’

Question 7

NETA is an acronym for ___.

Answer 7

National Electrical Testing Association

Question 8

An ANSI-approved standards is developed based on input from various experts from applicable ___.

Answer 8

industries

Question 9

Energized components that operate at ___ V or more must be guarded against accidental contact.

Answer 9

50

Question 10

___ are used throughout the NEC to explain information that is contained in the various articles

Answer 10

Fine Print Notes

Question 11

A ___ installation is an installation that the AHJ has reviewed, included conductors, equipment, and installation, and concluded to be acceptable.

Answer 11

approved

Question 12

The IEEE produces ___ standards.

Answer 12

1100

Question 13

___ is an official description for equipment that has been constructed, protected, or treated so that rain does not interfere with the successful operation of the equipment under specified test conditions

Answer 13

Rainproof

Question 14

A ___ is an accepted reference or practice.

Answer 14

Standard

Question 15

For 151 V to 600 V equipment under a grounded condition, the minimum working space clearance requirement is ___

Answer 15

3 1/2’

Question 16

The ___ symbol is widely recognized and is often used as a valuable indication that a particular product has met designated requirements and is suitable for a certain application.

Answer 16

UL

Question 17

The IEC rating system is based on the ___.

Answer 17

ability of a test instrument to withstand voltage surges that can appear in the distribution system when taking handheld meter readings.

Question 18

In the NEC, exceptions are permitted instead of the main rule when ___.

Answer 18

all provisions of the exception are met

Question 19

To assist in the proper application of the NEC, terms that are used in two or more articles are defined in ___.

Answer 19

NEC Article 100

Question 20

If a location is normally dry but temporarily subject to moisture, it can be classified as a ___ location.

Answer 20

Dry

Question 21

Final approval for the conductors and equipment installed must be given by the ___.

Answer 21

AHJ

Question 22

A ___ is a term in the NEC used to address the professional work habits required when installing electrical wiring and equipment.

Answer 22

Neat and workmanlike manner

Question 23

A ___ is a sustained discharge of electricity across a gap in a circuit or between electrodes.

Answer 23

arc

Question 24

To protect electrical equipment, ___ is provided for the installation.

Answer 24

dedicated equipment space

Question 25

The minimum clearance depths range from ___ for systems operating above 75 kV.

Answer 25

3’ to 12’