ECS - Electrotechnical Certification Scheme Personal Protective Equipment (PPE) Questions and Answers

Question 1

An electrician is required to work on a low voltage distribution board where there is a significant risk of an arc flash.
According to UK guidance, what is the most critical factor in selecting the appropriate arc flash protective clothing?

Accepted Answer

The incident energy level (cal/cm²) calculated for that specific point.

Answer

The voltage of the system being worked on.

Answer

The prospective short circuit current of the installation.

Answer

The category rating (CAT) of the test equipment being used.

Question 2

Which British Standard specifically covers the requirements for electrically insulating helmets for use on low voltage installations?

Accepted Answer

BS EN 50365

Answer

BS EN 397

Answer

BS EN 166

Answer

BS EN 60903

Question 3

When using standard electrically insulating gloves conforming to BS EN 60903, what additional PPE is strongly recommended to be worn over them to protect against mechanical hazards like punctures or cuts?

Accepted Answer

Leather protector over-gloves.

Answer

A second pair of insulating gloves.

Answer

Cotton under-gloves.

Answer

Arc flash rated gauntlets.

Question 4

An electrician is carrying out a pre-use check on their Class 1 insulating gloves. According to best practice, what is the most effective method for identifying small punctures or air leaks?

Accepted Answer

Performing an air inflation test by rolling the cuff to trap air.

Answer

Stretching the glove and visually inspecting it against a light source.

Answer

Submerging the gloves in water and looking for bubbles.

Answer

Checking the manufacturer's expiry date stamped on the cuff.

Question 5

Under the Personal Protective Equipment at Work Regulations 2022, what is the primary responsibility of an employer regarding PPE?

Accepted Answer

To provide suitable PPE free of charge to all employees and 'limb (b) workers', and ensure it is properly maintained and its use is understood.

Answer

To provide a list of approved suppliers from which employees must purchase their own PPE.

Answer

To provide suitable PPE free of charge only to directly employed staff.

Answer

To subsidise the cost of PPE for all workers on site, including subcontractors.

Question 6

Which of the following is NOT considered a primary function of standard safety footwear for an electrician working on a typical construction site?

Accepted Answer

Providing the main source of electrical insulation when working live.

Answer

Protection against impact from falling objects via a toe cap.

Answer

Resistance to penetration from sharp objects underfoot.

Answer

Providing slip-resistant soles for various surfaces.

An electrician is required to work on a low voltage distribution board where there is a significant risk of an arc flash.According to UK guidance, what is the most critical factor in selecting the appropriate arc flash protective clothing?

An electrician is required to work on a low voltage distribution board where there is a significant risk of an arc flash.
According to UK guidance, what is the most critical factor in selecting the appropriate arc flash protective clothing?