1.what regulations from bs7671 do you apply to types and uses of wiring sytems, wiring enclosures and equipment
Am i correct in saying chapter 52-521, but i cant find anything about enclosures or equipment?
2.where do you find out about principles of electrical thory which allow for the...
hi
i have a few questions regarding nvq level 3 cant get my head around some questions
anyone know of a helpful website to help me understand the question a bit easier
thanks
hi
can anyone tell me from this picture what type of fuse this is?
bs88/1361 etc?
it says on it
bussman 200A
200MJ30-7
im trying to find the max zs for this type of fuse and the ka
if anyone could come up with the right info, i would be very grateful
thanks
Yes I can see the outer core is copper but I can’t See if it’s aluminium inner core, it’s terminated.
What would the csa of the outer copper sheath be , if the inner core is aluminium 25mm ,(this is being used for cpc and neutral
doing an eicr
I noticed the cable feeding the service head on 3rd floor from ground floor is a 1x25mm awa cable
From the service head 3rd floor it’s your normal tails to dB in flat
So the awa cable is being used as below
The inner core used as line
The outer sheath (unsure on mm size of this...
Hi
Been asked to remove a pfc unit in an industrial unit
Has any1 had any experience in removal of a pfc unit and if so is there a safety procedure to follow and a way of discharging the unit correctly
Any advice would be great
Hi
looking to select the correct mccb for a 20kw TP pasteuriser within a kitchen
the piece of equipment has inverters within it
can you adjust a standard Schneider mccb to allow for a (would it be a high inrush for inverters)?
dual rcd
10 circuits
Oh and the cu is the old hager plastic cu with the grey/blue flapped lid with dimples, nice to see they are using there old stock up 2 weeks before the metal cu's have to be installed !!
we have been installing metal ones all year, otherwise as soon as jan comes the cu will...
At last thanks guys for some decent answers , I don't post on hear often , only when I have a question to discuss.
im testing the property tomorrow so will find out more and will update
Also there are 5 houses similar next to each other , I will be knocking on the neighbours door and asking to...
Yes that's what I thought that they are working from a spec from the designer, I yes I understand the lower loading on the top 2 floors but surely just from inconvenience if there Is future fault on the circuit this is wrong
No only 2 rings for power
yes all fridge freezer tumble drier wash machine, boiler, worktop skts
kitchen 1st and 2nd on one 32a circuit
i need to know a regulation to state what I think before I say it if there is one, someone said segregation of circuits , would that apply to this
The cert is dated 16 dec and was in the homebuyers pack why would it not be a true reflection of the installation, there are only 2 ring circuits
1 ground floor sockets x4
2 kitchen/1st/2nd/boiler fcu
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