Welcome to your 18th Edition 60 mins
1.
What should be made part of a PEI design to help combine information or data from or to the DNO, Electricity supplier and user?
2.
Cables and equipment in circuits feeding motors shall be suitable for a current of at least?
3.
Which of the following is an SPD?
4.
Which of the following statements is incorrect?
5.
A cable concealed in a wall outside the prescribed zones at a depth of less than 50 mm must?
6.
Which specific location would not be included in the scope of BS7671?
7.
BS67671 refers to conditions for evacuation in an emergency, what conditions does BD2 refer to?
8.
Low voltage as defined as a value not exceeding
9.
Touch voltage should be limited to
10.
20A final circuit is the wiring between?
11.
Fault protection protects against
12.
Electrical equipment installed outside in caravan parks shall be protected against mechanical stresses to a minimum of?
13.
The effectiveness of protective measures should be considered with regard to
14.
A permanent warning notice must be fixed at or near the point of connection, of every earthing conductor to an earth electrode bearing the words?
15.
A radial final circuit feeding socket-outlets supplying several items of data processing equipment, has a total protective conductor current in normal service of 18 mA. This circuit must have a high integrity protective conductor
16.
The maximum value of voltage drop for lighting in a low voltage installation, supplied from a public distribution system is?
17.
In a 230V TN system, for final circuits with socket outlets exceeding 32A but less than 63A the disconnection time is limited to:
18.
When cables are placed directly in the ground they should be buried at a depth?
19.
A firefighters switch, shall be provided in the low voltage circuit supplying exterior electrical installations and interior discharge lighting operating at?
20.
In a location containing a bath or shower supplementary bonding may be omitted, amongst other conditions, where?
21.
A two storey house should be designed to have at least two lighting circuits in order to
22.
In a sauna which one of the zones has no special requirements concerning the heat resistance of the equipment?
23.
Every installation shall be divided into circuits to
24.
Prevention of a shock by touching a metallic part not normally live but made live under fault conditions is called:
25.
Multicore cables on a perforated tray are covered by reference method?
26.
Which of the following systems shall not be used to supply equipment used in repair and alteration work on construction sites?
27.
The requirements for overload current protection are met when:
28.
A simple method to allow for measured values of loop impedance to be effectively compared with BS7671 tabulated maximum values, is to correct these maximum values by multiplying them by?
29.
An electric fire having an element exposed to touch would increase the risk of an electric shock by
30.
Which of the following under certain conditions could be used as an earth electrode?
By Neil