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Electrical Acronyms and Definitions

Total questions: 8

Worksheet time: 5mins

Name
Class
Date
1.

(a)   are brief, momentary bursts of energy with high voltage and current that can travel through power or data lines. These events, also called voltage spikes, can be caused by internal sources like a motor starting up or external events like lightning strikes, and can damage or disrupt electronic equipment

2.

Which acronym stands for Arc-Fault Circuit Interrupter?

a)

AFCI

b)

ALCI

c)

GFCI

d)

OCPD

3.

What is the correct full term for GFCI?

a)

Ground-Fault Circuit Interrupter

b)

General Fault Current Indicator

c)

Grounded Fuse Circuit Isolator

d)

Ground-Frequency Current Inverter

4.

Which device is specifically defined as a Surge Protective Device?

a)

SPD

b)

TVSS

c)

CT

d)

EGC

5.

A technician needs protection against transient voltage surges on a panel. Which listed acronym directly names a Transient Voltage Surge Suppressor?

a)

TVSS

b)

IG

c)

CT

d)

ALCI

6.

What does the acronym OCPD stand for in electrical safety?

a)

Output Current Phase Detector

b)

Open Circuit Power Distributor

c)

Overload Circuit Protection Detector

d)

Overcurrent Protective Device

7.

Which of the following devices is designed to protect against ground faults?

a)

OCPD

b)

CT

c)

SPD

d)

GFCI

8.

Which acronym refers to a device that interrupts current flow in the event of an arc fault?

a)

AFCI

b)

TVSS

c)

SPD

d)

GFCI