But I'm sure you can not change a fuse board if earthing not correct. It defeats the object. If an inspector asks you to carry out an RCD trip test, you are in trouble
Is the earthing to the lighting circuit non-existent or not correct? The approach should be persuade the customer remedial action is required if the customer cannot accept the cost or disruption a risk assessment needs to be carried out namely no metal fittings (lights switches etc) and back boxes should be plastic or the lugs made plastic.
As for the RCD you do not need a earth for it to operate.
 
You cannot report it as an c3 and advise no metal fixtures, there has to be a CPC connected.

The definition of the codes used on eicr are not changing, and neither are the requirements for cpcs. This issue will be no different on a periodic inspection in the 18th to what it is now.[/QUOTE]

I was reading an IET mag about changes in the 18th, there was a section about CPC to lighting, it's a must now that they have CPC. Regardless of what type of material the fittings and switches are.
 
I was reading an IET mag about changes in the 18th, there was a section about CPC to lighting, it's a must now that they have CPC. Regardless of what type of material the fittings and switches are.

For installations post 1966, this has always been the case ....

BS 7671 are not applied retrospectively.

Which CPS are you a member of?
 
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I was reading an IET mag about changes in the 18th, there was a section about CPC to lighting, it's a must now that they have CPC. Regardless of what type of material the fittings and switches are.

As Murdoch says, it is currently required anyway. There are no changes to regs in this area.

The IET may however be changing their advice and guidance (additional to the regs) regarding the use of plastic accessories on circuits with no cpc.

Do you have a link to the article ?
 
You cannot report it as an c3 and advise no metal fixtures, there has to be a CPC connected.

The definition of the codes used on eicr are not changing, and neither are the requirements for cpcs. This issue will be no different on a periodic inspection in the 18th to what it is now.[/QUOTE]

I was reading an IET mag about changes in the 18th, there was a section about CPC to lighting, it's a must now that they have CPC. Regardless of what type of material the fittings and switches are.
You don't know what you are doing do you.

RCD trip tests are done AT the RCD.

No need for insults, the tester is connected to an appropriate part of the circuit protected by RCD under test.
 
As Murdoch says, it is currently required anyway. There are no changes to regs in this area.

The IET may however be changing their advice and guidance (additional to the regs) regarding the use of plastic accessories on circuits with no cpc.

Do you have a link to the article ?
Sorry I mean that you can not change them to plastic anymore or advise that they cannot ever be replaced for metal. But now under 18th all must be CPC.
 
Sorry I mean that you can not change them to plastic anymore or advise that they cannot ever be replaced for metal. But now under 18th all must be CPC.
Was this on the IET guidance notes OF of 18th changes any chance of posting it on here. Anyway this consumer unit has been changed under the 17th AMD3.
 
Sorry I mean that you can not change them to plastic anymore or advise that they cannot ever be replaced for metal. But now under 18th all must be CPC.

I'm not sure you are understanding, cpcs are currently required anyway. It cannot be changing to require this as it is a current requirement.
Any advise about using plastic accessories with no cpc does not feature in the regs, it is merely advice, so a change in the regs would not affect this.
 
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No need for insults, the tester is connected to an appropriate part of the circuit protected by RCD under test.
Usually the tester is connected to the load terminal of the RCD with the circuit conductors disconnected.
Your method may result in false readings due to connected loads.
 
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Looks like this argument will have to wait until 1st July to be sorted...

This link is from the horses mouth

18th edition changes - IET Electrical - https://electrical.----------/bs-7671/18th-edition-changes/

The only thing that jumps out to me about lighting circuits is the requirements for RCD's protecting circuits with luminaries.
 
IET Forums - Fuseboard Change with no cpc in lighting - https://www.----------/forums/forum/messageview.cfm?catid=205&threadid=64580
That's from 2016, and if anything it backs up what others have said about using class 2 fittings.
 

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No cpc on lighting and no neutral continuity on kitchen ring
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