
Insulation Resistance Testing Procedures
Interactive Video
•
Science, Professional Development, Life Skills
•
10th Grade - University
•
Practice Problem
•
Hard
Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the insulation resistance test?
To verify the operation of RCCBs
To ensure the installation is live
To measure the resistance between conductors and earth
To check the continuity of protective conductors
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to leave all circuits in the 'on' position during the continuity test?
To ensure RCCBs are operational
To avoid unnecessary power consumption
To prevent damage to electronic devices
To ensure the insulation resistance test reaches the front of the plate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be done with electronic devices like RCCBs during the insulation resistance test?
Leave them in the on position
Increase their voltage
Remove them from the circuit
Leave them in the off position
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to BS 7671, how should the insulation resistance test be conducted?
Between neutral and earth only
Between line and neutral only
Between live conductors and earth
Between line and earth only
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of recording the worst reading during the insulation resistance test?
To avoid retesting
To ensure the highest safety standards
To simplify the testing process
To comply with BS 7671 requirements
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a link during the insulation resistance test setup?
To increase the voltage
To connect the RCCBs
To ensure a short circuit is present
To test the continuity of the circuit
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the mega MFT in the insulation resistance test?
To measure current
To provide a test voltage of 500 volts DC
To connect the RCCBs
To isolate the circuit
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