Welcome to your 18th Edition 60 mins
1.
Electrical equipment installed outside in caravan parks shall be protected against mechanical stresses to a minimum of?
2.
Which is a method of fault protection
3.
Which of the following may be used to provide emergency switching for a motor?
4.
An approximation of the prospective fault current between line conductors, of a 3 phase supply can be determined by?
5.
Diversity may be taken into account when considering
6.
Accessible street furniture enclosures containing live parts shall only be opened using a?
7.
The ambient air temperature rating factor for 90ºC thermosetting cables operating in an ambient air temperature of 60ºC is?
8.
A final circuit is defined as the wiring between the
9.
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?
10.
Which of the following would not normally be recognised as being a supply source for safety services:
13.
Cables and equipment in circuits feeding motors shall be suitable for a current of at least?
14.
The maximum temperature for an accessible part of non-metallic equipment intended to be touched but not held is:
15.
The minimum information contained on a periodic inspection and testing notice would be the?
16.
Every installation shall be divided into circuits to
17.
Methods of inspection and testing are described in which Guidance Note?
18.
In a location containing a bath or shower supplementary bonding may be omitted, amongst other conditions, where?
19.
What does the abbreviation PEI stand for?
20.
An electric fire having an element exposed to touch would increase the risk of an electric shock by
21.
Which of the following is listed with the exclusions from the scope at the Regulations:
22.
The maximum permitted disconnection time for a 20A standard radial socket outlet is
23.
The maximum value of voltage drop for lighting in a low voltage installation, supplied from a public distribution system is?
24.
When cables are placed directly in the ground they should be buried at a depth?
25.
On caravan sites, overhead conductors in areas subject to vehicle movement shall be placed at a minimum height above ground of?
26.
What is the maximum Zs for a 32A type B circuit breaker protecting a standard ring final circuit?
27.
When considering the fundamental principles, which of the following should a designer have knowledge of relative to the Nature of demand?
28.
A firefighters switch, shall be provided in the low voltage circuit supplying exterior electrical installations and interior discharge lighting operating at?
29.
For an agricultural location, in order to provide automatic disconnection of supply in circuits other than socket-outlet circuits, a disconnection device shall be installed having a maximum rated residual operating current of?
30.
Equipotential bonding designed as a bonding ring network shall have a minimum round diameter of
By Neil