This been case for me to Andy. Lot of DIY bodgers had to rescue. Bit of a saving grace initially but now really busy. The new regs on landlord EICRs has created a lot of demand in my area I think. As first year I count my blessings things going well as at beginning of lock down come close to...
Can you clarify that for me. Seem to suggest even with one double socket being supplied from another double on a ring could be 52 amps on one leg of the ring?
Thanks radiohead is there any scenarios then you would be comfortable doing what I proposed....2 double sockets off 4mm from ring.
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It's option dazzler but this job I'm already having to cut hole in plasterboard and another hole in skirting just to get a cable through trying to keep...
Thanks Tel. So if a 4mm is used as initial cable of the ring this is then protected against overheating. If as you said though that socket coming off is at one end of ring is there now a over heating danger to one of these or is it just that because current isn't spread around ring adequately...
Evening all
Got a query excuse me if not seeing the simple logic. On reading regs book it states can install one unfused spur off ring in 2.5 but if more sockets required need to first wire through a fused spur. My question is, is this all because of possibility of overloading one leg of the...
Thanks Andy I think i have no choice but to take punt on them and get new rcd main switch as well. Failing that customer will have no choice but new board
Hi all
Looked high and low for a Hager 50 amp 3871 for this board. Anyone know which newer 60898s would definately be compatible with these. I know photo is bad the existing ones are Type 2 M3's.
Thanks
lol I am mate
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Thanks for confirmation Lucien. The line just disconnected at switch and tested across this the still connected load neutral
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Thanks Chris that's what my calcs came out with so no concerns about cable size and yes signs of thermal damage at MCB
It was about an inch up from termination radiohead. Thing that makes me bit more dubious though is that shower has recently gone in to replace a previous faulty one and that customer reported that shower would seems to alter temperature quite extremely even when using same temp setting on dial...
Hi all
Just checked job and 6mm live supply is burnt out on 8.5kw shower. Run is 4 metres clipped direct with no insulation my calcs are that this should be perfectly fine. Was also on a 40 amp wylex push type mcb. Terminations seemed fine. Has anyone got any possibilities what may be causing...
Hi All
Am on a job tomorrow and while there customer wants me to investigate newly installed 24v LED tape lights that keep flashing on and off. These are on a wall mounted dimmer. If tape lights and transformers are both dimmable which apparently they are this suggests problem is with the...
I didn't code it Westward but added it as a comment and recommendation. The way I see it is that if plastic boards have been found to not provide great protection in event of fire starting within them, then in commercial this must surely still be applicable. There maybe less likelihood of loss...
Thanks Vortigern. C3 is what I went with. All circuits in surface mounted trunking. No bathroom areas, just standard office layout. Double insulated fluorescents. Recommended metal clad board an rcd protection atleast covered self there
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