By Neil
January 29, 2024

Electrical Vehicle Charging exam

Welcome to your Electrical Vehicle Charging exam simulator

Which Mode of charging is in the diagram?

Mode 1

Mode 4

Mode 3

Mode 2

None

An existing electrical installation forms part of a TT earthing arrangement. Which one of the following statements is true regarding the earthing arrangement and location of the charging equipment to be installed?

The equipment may use the existing earthing arrangement but must only be located outdoors

The equipment must only use the existing earthing arrangement but must only be located indoors

The equipment may use the existing earthing arrangement and can be located indoors or outdoors

The equipment may not use the existing earthing arrangements and must only be located indoors

None

What is the BS EN number of the protective device in the picture?

qualifications required to be an electrician

61008

60898

61009

None

Which one of the following is an acceptable method of preventing electric vehicle charging equipment becoming live due to an open circuit neutral in a TN-C-S earthing arrangement?

Supply the charging equipment with an isolating transformer

Protect all supplies and charging leads by a 30mA RCD

Do not connect the charging equipment to any form of earth

Supply the charging equipment with an auto-transformer

None

What is a Type 1 Connector also known as?

EV Plug Alliance Conenctor

CHAdeMO

Mennekes

Yazaki

None

For non domestic installations, RCD operation and test labels must indicate that an RCD should be tested every?

3 months

4 months

Annually

6 months

None

The maximum value of earth electrode resistance for a TT installation protected by a 30mA RCD by GN3 as

160Ω

1667Ω

500Ω

100Ω

None

Every charging point shall be individually protected by an RCD having the characteristics specified in Regulation 415.1.1, which states that the residual current rating of the RCD must be not larger than?

300mA

100mA

30mA

500mA

None

What is the purpose of this label with reference to the IET wiring regulations?

To earth the system

To remind people to have a periodic inspection completed

To test the RCD twice a year

To test the RCD quartely

None

10.

Which of the following is the most appropriate protective device for EV Charging Equipment?

Type C MCB

Type B MCB

Type A RCBO

Type AC RCBO

None

11.

An EIC is only valid if?

Accompanied by a Part P certificate

Signed by the person ordering the work

Accompanied by a schedule of inspections, schedule of circuit details and schedule of test results

Signed by the customer

None

12.

Which one of the following outcomes would verify, by inspection, that basic protection is suitable?

Earth fault loop impedance values are acceptable

All conductors have the correct colour identification

All live conductors are insulated

All single pole devices are connected in the line conductor

None

13.

Which one of the following describes mode 1 charging?

DC is supplied to the vehicle using a dedicate cable which is tethered to the charging equipment and is not considered suitable for domestic use

AC is supplied to the vehicle using a dedicated plug and socket outlet allowing communication between the vehicle and the charging equipment

AC is supplied to the vehicle using a simple charging cable with no ICCB and connects to the source using a standard plug and socket outlet

AC is supplied to the vehicle using a simple charging cable with an ICCB and connects to the source using a standard plug and socket outlet

None

14.

When testing insulation resistance, the earth of each circuit must be?

Line and Neutral connected together always

Disconnected from the distribution board

Connected to the means of earthing

Tested at 500v AC

None

15.

Which one of the following outcomes would verify, by inspection, that basic protection is suitable?

All single pole devices are connected in the line conductor

Earth fault loop impedance values are acceptable

Access to live parts requires the use of a tool or a key

All conductors have the correct colour identification

None

16.

Which non-statutory document lists the requirements for Electrical Installations?

Health and Safety at Work Act

Electricity at Work Regulations

On Site Guide

BS7671

None

17.

What type of connector is shown?

Type 4

Type 3

Yazaki

Type 2

None

18.

Which of the following should the customer be instructed to self test every 6 months?

MCB

RCD

Cable insulation

Earth Continuity

None

19.

Which of the following non statutory documents are available for guidance on Fire safety consideration when installing EVSE?

Part A

G98

GN3

RC59

None

20.

What is the BS EN number of the protective device in the picture?

60898

61008

61009

None

21.

Which of the following building regulations requires the inclusive provision of ease of access to and circulation within all buildings, together with requirements for facilities for disabled people.

Part P

Part S

Part M

None

22.

What is load shedding?

Only charge the EV during off peak hours

Remove electric showers from the property.

Only low power loads are powered in island mode

Only use the vehicle as storage when using the oven

None

23.

When performing an earth electrode test the most reliable results are when the distance between the earth electrode and the current spike should be

At least 5 times the maximum dimension of the electrode system

Between 10 and 25 metres away

At least 10 times the maximum dimension of the electrode system

Within 3 metres or each other

None

24.

What is the minimum depth a SWA cable supplying an EVSE required to be buried at, in soft ground on a caravan site?

0.9m

1.5m

0.5m

None

25.

What is Island mode operation described as?

The car is connected to the grid and is charging

The car is fully charged

The car only works when surrounded by water

The grid is disconnected from the charger

None

26.

Which Section of the BS7671 IET Wiring regulations covers information on Electric Vehicle Charging Installations?

723

427

722

701

None

27.

Which one of the following describes Fault Protection?

Preventing contact with parts which are intended to be live

Removing the risk of electric shock through separation of circuits

Limiting the risk of electric shock by live parts under fault conditions

Preventing exposed parts from becoming live under fault conditions

None

28.

During inspection, the presence of an earthing conductor must be verified. Which one of the following would satisfy this?

A correctly sized conductor is present connecting to extraneous conducive parts

A correctly sized conductor is present connecting the MET to gas and water installation pipework

A correctly sized conductor is present connecting the MET to the means of earthing

A correctly sized conductor is present connecting the MET to current using equipment

None

1 out of 28

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