Regulations for Low-Voltage Installations

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.

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.

What is the classification of very low voltage?

• Vn ≤ 50V

• Vn ≤ 75V

• 50

• None of the above.

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.

What must installations that may cause disturbances be equipped with?

• Protective devices

• Additional circuits

• Extra voltage

• None of the above.

What is the definition of an electrical installation?

What is the purpose of exterior lighting installations?

Continue making comparisons between both types of currents. (3 at least)

Compare different types of electricity supplies. (3 at least)

Compare/contrast contracted and installed power.