Mystery Immersion heater switches

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Is it just me concerned by the access to live parts here? Is there a cover for that anywhere?
No, it's not just you - I imagine it's most of us, but I suppose it's such an obvious question/concern that the rest of us have not thought to mention it!!

I must say that I've never seen anything quite like that - does anyone know what we are looking at?

Kind Regards, John
 
It looks like it could be some ancient Merlin Gerin stuff. What I thought initially was the busbar seems to be the neutral bar, so not as bad as I thought at first glance - I think the busbar is much like the Square D / Schneider stuff with the two prongs on the top of the MCB - I could be wrong

Still far from ideal though
 
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Understood. I'll get on to NPower in the morning. Thanks for the tip off.
You're welcome. Have you not had a bill yet? If you had, it would be apparent whether you were being charged different rates for day/night (or peak/off-peak etc.), since there would be two sets of figures on the bill.

With most suppliers, tariffs like E7 only become cost effective if about 30%-35% of one's total electricity usage is during off-peak hours (midnight - 7am or whatever). If the off-peak usage is less than that (which it will be for almost anyone who does not have night storage heaters), such a dual-rate tariff ends up more expensive than a 'standard', single-rate, one.

Kind Regards, John
 
There is the possibility of replacing the switch with an RCD type socket, which has an inbuilt RCD in the unit to meet the present regulations.
 
There is the possibility of replacing the switch with an RCD type socket, which has an inbuilt RCD in the unit to meet the present regulations.
True, if the OP wants a socket there - but I'm not sure that he does.

Kind Regards, John
 
Late 1970s or 1980s. They were a Westinghouse design and also sold under that name.
Ottermill was Ottermill-Chilton, which was the same Chilton that made the voltage operated ELCBs.
 
I'd have guessed Square D Qo-X, but f/p is probably right (hes probably got some ottermill in the obselete switchgear museum :LOL:)


All in a mantel / skelton board
 
Ive seen similar in ex council blocks around east london, they are "skeleton" boxes in like a large deep sarel box recessed into the wall usually in the hallway.
The board in it does look like early sguare D stablok too me too
 
Hi, i would guess you may have had under floor heating in some rooms which has been disconnected.

Regards,

DS
 
Why UFH? It's MUCH more likely that they just controlled 2 Imm heaters as has already been widely agreed upon. Do those switches seriously look of a vintage to have controlled UFH?
 
I was referring to possible reason why the property has a dual tariff meter.

Not that the switches control UFH.

Check who answered the question first :LOL:


DS
 

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