Functions of Basic Electrical Control Components
Authored by bee lim
Engineering
1st Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which device only provides isolation, without control or protection?
Fuse
Switch
Isolator
Contactor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component is used for control but not for protection or isolation?
ELCB
Contactor
Breaker
Switch
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component provides protection?
Fuse
Contactor
Isolator
Switch
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following components cannot provide control?
Switch
Breaker
ELCB
Contactor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following provides isolation and protection but not control?
Isolator
Fuse
Contactor
Switch
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component provides all three functions: control, isolation, and protection?
Breaker
Fuse
Contactor
ELCB
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component cannot isolate the circuit?
Isolator
Fuse
Contactor
Breaker
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