Insulation Resistance

Insulation Resistance

Assessment

Flashcard

English

Vocational training

Hard

Created by

Nick Cunningham

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What does an insulation resistance test measure?

Back

The resistance between live conductors and earth

2.

FLASHCARD QUESTION

Front

Minimum acceptable insulation resistance for a domestic circuit under normal conditions? Options: 0.5 MΩ, 1.0 MΩ, 2.0 MΩ, 5.0 MΩ

Back

1.0 MΩ

3.

FLASHCARD QUESTION

Front

What is the typical test voltage for an insulation resistance test on a 230V domestic circuit? Options: 100V, 250V, 500V, 1000V

Back

500V

4.

FLASHCARD QUESTION

Front

Instrument commonly used for insulation resistance test? Options: insulation resistance, continuity tester, Earth fault loop tester , Voltmeter

Back

Media Image

5.

FLASHCARD QUESTION

Front

Why is it important to isolate the circuit before performing an insulation resistance test?

Back

All of the above

6.

FLASHCARD QUESTION

Front

What is the main purpose of an insulation resistance test?

Back

To verify the integrity of insulation

7.

FLASHCARD QUESTION

Front

During an insulation resistance test, what should you do if the reading is below the acceptable limit?

Back

Repair or replace the faulty section

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