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Regulations for Low-Voltage Installations

Authored by RUBEN TOMEO GARCIA

Engineering

12th Grade

Regulations for Low-Voltage Installations
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the object of the REBT?

To preserve the safety of people and property.

To ensure the normal functioning of facilities.

To contribute to the technical reliability of installations.

All of the above.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the scope of the REBT?

Only new facilities.

Existing facilities that involve a serious risk.

Facilities with modifications affecting more than 50% of power.

All of the above.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the classification of very low voltage?

Vn ≤ 50V

Vn ≤ 75V

50

None of the above.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the usual voltage between phases in 3-phase networks?

230 V

400 V

Both 230 V and 400 V

None of the above.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What must installations that may cause disturbances be equipped with?

Protective devices

Additional circuits

Extra voltage

None of the above.

6.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the definition of an electrical installation?

Evaluate responses using AI:

OFF

7.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of exterior lighting installations?

Evaluate responses using AI:

OFF

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