SPECIAL LOCATION

Yet another example of the all to common, builder/kitchen fitter/loft-conversion bod/bathroom fitter/landscape gardener/Cowboy.. etc...

To comply with current regs it should be a "Type A" RCD rather than the "AC" item already in the CU.. Why didn't the original...

I am going to say that I would agreed with Fleeting.. 559.5.1.206 has certainly been around since the Yellow book 17th Ed, Amd 3...

Contact isn't made until the lamp cap is screwed home leaving the thread shrouded. It is IET not EIT.

It isn't polarity biased it does not matter.

But it will be technically safe however you connect it. I'm pushing 60 so know how we used to do things but this change came in years...

That is not the case read Regulation 559.5.1.206

This is an EN 60238 lampholder and the arrangement of the contacts and the construction of the lampholder make in non polarity biased...

OP how far up does the right side contact in the lampholder protrude? The picture is not clear but everything indicates it is not...

That lampholder unless my eyes deceive me complies with EN 60238 so see Regulation 559.5.1.206.

That can be connected any way polarity is not important.

Attached is a photo of lamp holder

Have you split the orange from the valve, and the "water-on" feed from the cylinder stat, (at wherever they join before feeding the...

As others have said... 99.9999% sure that the static shock is due to external generating sources discharging via a "correctly earthed...

Isn't the clothing and footwear of the "victim" also a factor? We have metal supports carrying glazing on composite, (plastic) decking...