Electrical Regulations Quiz

When a regulation within the 'Electricity at Work Regulations' is stated as being absolute, it means

• the regulation is absolutely correct

• the regulation must be met, regardless of cost

• the regulation is non-statutory

• the regulation conforms to BS7671

Answer explanation

the regulation must be met, regardless of cost

A document for recording information from test equipment would be called

• schedule of test results

• schedule of inspection

• inspection schedule

• schedule certificate

Answer explanation

A document for recording information from test equipment would be called a schedule of test results.

When carrying out a periodic inspection on a public house, which one of the following would not determine the extent and limitation of the report

• the licensing authority

• the fire prevention officer

• the owner

• the original designer

Answer explanation

The original designer would not determine the extent and limitation of the report during a periodic inspection on a public house.

An essential test that would be carried out for a minor works certificate would be

• prospective fault current

• socket outlet polarity

• R1 + R2

• Ze

Answer explanation

An essential test for a minor works certificate involves checking the socket outlet polarity, ensuring correct wiring and safety.

Although BS7671 is not a statutory document, it closely interprets

• HASAW

• NICEIC standards

• GNB

• EAWR

Answer explanation

The correct choice is EAWR because BS7671 closely interprets the Electricity at Work Regulations (EAWR), not the other options provided.

The statutory requirements for electrical systems can be found in

• BS7671 Requirements for Electrical Installations

• GNB

• GN3

• EAWR

Answer explanation

The statutory requirements for electrical systems can be found in EAW.

On preparing to carry out a full initial verification, inspection and test on a large office block, which of the following items would be unnecessary at this point?

• the presence of inductive lighting

• the nominal voltage

• the prospective fault current

• the type and rating of the protective device at the origin of the installation

Answer explanation

The presence of inductive lighting is unnecessary for initial verification, inspection, and testing of an office block electrical system.

Before commencing the inspection and testing of a new installation, the information you should have available would be

• the supply insulation colour

• the inspection and testing results

• the maximum demand per phase

• a copy of the wiring regulations

Answer explanation

The information you should have available before commencing the inspection and testing of a new installation includes the maximum demand per phase.

Prior to performing live tests and before energising an installation, you should

• inform other people in the area

• disconnect the earth terminal

• clear the area of non-qualified personnel

• erect barriers around the testing area

Answer explanation

Prior to performing live tests and before energising an installation, you should inform other people in the area to ensure safety.

EAW states that working live is acceptable unless

• suitable tools are used

• suitable PPE is worn

• it is unreasonable in all the circumstances for it to be dead

• a member of staff gives you permission

Answer explanation

EAW states that working live is acceptable unless it is unreasonable in all the circumstances for it to be dead.