8 Bonding and Grounding

Question 1

Question

This is the establishment of a reference for the electrical power source (AC or DC), electrical equipment or both

Answer

Grounding
Bonding
Electrode System

Question 2

Question

All metal pathways must be bonded at both ends regardless of length when containing a bonding conductor?

Answer

True
False

Question 3

Question

This is the copper conductor that interconnects the PBB to SBB

Answer

TBB
GEC
TEBC
ACEG

Question 4

Question

What is the recommended maximum value for the bonding resistance between any 2 points where bonding exists

Answer

0.1 Ohms
1 Ohm
10 Ohms
0.01 Ohms

Question 5

Question

This type of protector is used to protect against sneak current

Answer

Primary
Secondary
Data & Fire Alarm
Carbon

Question 6

Question

This type of protector has a reaction time of 3-5ns

Answer

Gas
Carbon
Solid State
Primary

Question 7

Question

The primary responsibility of the ___________ is safeguarding personnel, property and equipment from foreign electrical voltages and current

Answer

ITS Installer
Qualified Electrican

Question 8

Question

List 3 distinct, yet interconnected grounding systems (Select all correct)

Answer

AC Grounding Electrode System
Equipment Grounding System
Telecommunications Bonding Infrastructure
Supplemental Ground System

Question 9

Question

These are to be installed on exposed circuits as near as possible to the point at which the exposed cables enter the bulding

Answer

Primary Protection
Secondary Protection
Data & Fire Alarm Protector

Question 10

Question

This type of protector has a reaction time of 15ns or more

Answer

Gas tubes
Solid state
Carbon blocks

Question 11

Question

Standards such as TIA-607-C recommend This be made on every 3rd floor and top floor of a multi-story building.

Answer

BBC
TEBC
GEC

Question 12

Question

This serves as the dedicated extension of the building AC grounding electrode system of the telecommunications infrastructure

Answer

PBB
SBB
GEC
ACEG

Question 13

Question

This is the grounding connection point for telecommunications systems and equipment in the area served by a TR

Answer

Question 14

Question

This is the copper conductor that interconnects the PBB to SBB and is a minimum # 6 AWG copper conductor.

Answer

TBB
GEC
BBC
ACEG

Question 15

Question

How far does the conductor need to extend beyond the connector if using a set-screw, pass-through style lug

Answer

.5 in
.25 in
.12 in

Question 16

Question

This type of protector has a reaction time of 10-15 ns

Answer

Gas
Carbon
Solid state
Fire & data

Question 17

Question

What is the maximum amount of exposure between the insulation and the bonding connector

Answer

1/8"
1/16"
flush

Question 18

Question

Interbuilding circuits are considered to have lightning exposure unless 1 or more conditions exist (select all correct)

Answer

Buildings close together and sufficiently high
Cable run is 140ft or less (underground or in conduit)
Area having an avg. of 5 or fewer t-storms per year and earth resistivity less than 100 ohms

Question 19

Question

This type of protector has a reaction time of 1-2 ns

Answer

fire & data
carbon
gas
solid state

Question 20

Question

The connection intended to safely and effectively equalize the potential differences between two metallic items.

Answer

Bonding
Grounding

Question 21

Question

The following distinct yet interconnected grounding systems should be in place at every site:

Answer

The AC grounding electrode system
Equipment grounding system
Supplemental grounding system
Telecommunications bonding system

Question 22

Question

A primary bonding busbar (PBB) serves as the dedicated extension of the building grounding electrode systems for telecommunications bonding infrastructure. Check all that apply

Answer

Was formerly referred to as Telecommunication main grounding busbar ( TMGB )
Located in the entrance facility (EF) but placed to minimize the length of the telecommunications bonding conductor ( TBC ) from the PBB to the grounding electrode system
A minimum of 4 inches in height
Have an isolated mount and a minimum of 2 inch clearance behind the busbar

Question 23

Question

The grounding equalizer ( GE ) is now referred to as backbone bonding conductor ( BBC ) , is an insulated stranded conductor with a minimum size of 6 AWG

Answer

True
False

Question 24

Question

ISO/IEC 30129 was published in 2015 specifically for telecommunications bonding infrastructure as an international standard.

Answer

True
False

Question 25

Question

A primary responsibility of the qualified electrician is safeguarding personnel, property and equipment from voltages or currents not expected.

Answer

True
False

Question 26

Question

NFPA 70 is the current codes and standards from the National Electrical Code ( NEC )

Answer

True
False

Question 27

Question

Which of the following apply to telecommunications bonding and grounding Check all that apply

Answer

NEC article 800
ANSI/TIA 607-C
ISO/IEC 30129

Question 28

Question

The establishment of a reference for the electrical power source ( AC, DC ), the electrical equipment or both

Answer

Bonding
Grounding

	Created by eric rinehart almost 9 years ago

	Copied by eric rinehart almost 9 years ago

	Copied by eric rinehart almost 9 years ago

	Copied by Jeanie Fitzgerald over 7 years ago

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8 Bonding and Grounding

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Resource summary

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Question 19

Question 20

Question 21

Question 22

Question 23

Question 24

Question 25

Question 26

Question 27

Question 28

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