Welcome to your Inspection and Testing
1.
A prospective fault current test is performed on an installation and the values of the short circuit and the earth fault conditions are noted. What should be recorded in the schedule of test results?
2.
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?
3.
Before energising an installation prior to performing live tests you should
4.
The test designed to determine the correct connection of all the protective conductors within installation is known as the?
5.
Electrical equipment installed outside in caravan parks shall have a minimum IP rating taking into account the presence of water of
6.
Why should the circuit protective conductor be tested before the insulation resistance test?
7.
What tests are required to be performed on an RCD that supplies portable equipment for additional protection?
8.
An Electrical Installation Certificate must indicate which responsibility for an installation?
9.
An earth fault loop impedance test performed on a ring final circuit will record
10.
The testing of the resistance of an earth electrode can be alternatively carried out with
11.
The existing installation in a supermarket is to be inspected and tested as a requirement of the insurance policy. Previous inspection and testing records exist but two additional lighting circuits have been installed which there is test results available. Who will be involved in setting the sampling size for this installation?
12.
An increase in the c.s.a of a protective conductor will see?
13.
If a 20mm knockout is open, has no grommet and there is access to live parts what outcome would this be recorded as on an EICR?
14.
What would be one test current applied during a test on a 100mA RCD?
15.
If two bonding conductors of equal length, were connected in parallel the resistance would?
16.
Cross connecting the incoming phase and outgoing cpc and vice versa on a ring final circuit test will give the?
17.
Which of the following would justify a C2 Code for a Periodic Inspection?
18.
A new lighting circuit has been installed in a Sauna, jet wash cleaning is prohibited to prevent damage to equipment. What is the minimum IP rating for the new lights?
19.
Which document would be completed for an installation of an additional light fitting to an existing circuit?
20.
During an Earth Electrode test using method 1 the following results were obtained Test 1 was 79Ω, test 2 was 80Ω, and test 3 was 83Ω. What result is recorded as Ra?
21.
Which one of the following reasons would require an Electrical Installation Certificate
22.
An insulation resistance test performed on a standard final circuit, should be set to measure in?
23.
As well as testing an RCD protected circuit for disconnection times we are required to operate the test button to
24.
If upon inspection the chart was missing on a shop consumer unit, what outcome would this be recorded as on an EICR?
25.
A public library has been refirbished and an additional lighting circuit is to be installed. The new light fittings are recessed, what is the minimum IP rating required for the fittings?
26.
BS7671 gives guidance on the installation of electrical systems. Although it is not a statute document, it closely interprets?
27.
Which of the following is the most suitable source of isolating a supply before beginning maintenance or testing?
28.
An RCD protected socket outlet to BS 7288 should operate when tested at 1I within what time frame?
29.
In a room containing a bath, electrical equipment installed in zone 0 shall have a degree of protection of at least
30.
If three conductors equal in length and with a resistance of 0.15Ω are connected in series, what is the total resistance?
By Neil