Welcome to your 2365 624 Inspection & testing
1.
What checks can be carried out to ensure an insulation resistance tester and its leads are working correctly
2.
The main earthing conductor during an external loop impedance test should be
3.
Two ways in which an electric shock can occur according to BS7671 are
4.
Although BS7671 is not a statute document, compliance with it is considered to comply with the
5.
An insulation resistance test performed on a standard final circuit should be set to measure in
6.
A new installation is to be inspected and tested by yourself. What information should you have available before you start?
7.
An R1+R2 reading is taken on a standard lighting circuit, what instrument should be used?
8.
The test voltage of a low resistance ohmmeter recommended by GN3 should be within
9.
The image represents which type of earthing system?
10.
What tests should be performed on an RCD that supplies portable equipment outside the equipotential zone
11.
The correct safe isolation procedure on a 3 phase circuit will result in a voltage indicator device being connected across terminals in how many different combinations to ensure it is adequately proved dead?
12.
Why is it important to test an installation in the correct sequence?
13.
If a copper conductor was doubled in length, the resistance would
14.
Which of the following would an inspector check to verify voltage drop within a circuit
15.
The earth lead of an earth fault loop impedance tester when recording the value of an earth electrode resistance should be connected to
16.
The practice of placing insulation tape over a switched circuit breaker during the safe isolation process contravenes which regulation?
17.
The first test performed on an initial verification is continuity of protective conductors, what instruments should be used for this test?
18.
A polarity test is performed on Edison screw lamp holders to?
19.
The definition of isolation is
20.
The most efficient, accurate and safest method of determining the external loop impedance is by enquiry to the
21.
Which of the following conductors are classed as live conductors?
22.
A surge protective device installed as part of a circuit should necessitate
23.
Guidance note 3, Inspection and Testing published by the IEE is a
24.
The correct scale for recording continuity of Ring Final Conductors is
25.
An insulation resistance test on a large industrial installation is carried out using
26.
What of responsibilities are outlined in the EIC
27.
An intrinsically safe test instrument would be used in
28.
When a non domestic installation is protected by an RCD, there shall be a fixed notice stating that
29.
One test that will commonly identify short circuits within an electrical installation is the
30.
Which documentation would you sue for replacing a socket outlet one for one
31.
When performing an insulation resistance test on a 2 way lighting circuit you should?
32.
A Residual Current device should be tested with
33.
Which of the following tests should be performed specifically on a three-phase circuit?
34.
A 100mA RCD protecting a TT installation tested at 1/2 I should
35.
The scale indicated in the picture is used for the
By Alan Rogers