Not a sparky, I am a High Risk Health & Safety Consultant (ATEX and Explosives) and Certified Machinery Safety Expert (yes that is a thing!). I spend much of my life in high risk industrial environments where things tend to go bang with drastic consequences as well as being an EHS Auditor. I...
Just a quick one.
have a new machine install that is 3p+N 270 Amp (protected by bs88 315 amp fuses)
cable length 80m from main switch board. cable required 120mm, But installing this size cable will be a nightmare as high level with a lot of racking etc.
would two 50mm cables in parallel...
Hello all
any independent NVQ assessors in Essex, 3 of us need to complete for gold card all other works complete, ECS health safety & AM2 all done, qualifications all good & over 12 years working.
just have a nice project underway 3 phase lots of tray, trunking, basket, singles, large...
Hello,
I'm currently working on a new rewire, and the client decided to use a nest system after I had wired in for a basic S plan system. I've noticed the link from the box to the thermostat is 12v, however i've wired this in 1.5mm cable. I'm assuming this will be ok as in the instructions it...
Hi All,
just thought id post a quick introduction after registering! I'm a Network engineer by trade, structured cabling (Cat5e etc ), fibre optics, and my main area is wireless. Spent the last 7 years installing networks for small business and much larger ones, travel around most of Europe...
Just a quick one. I have added an LED floodlight off an existing light on an outside wall and the circuit is not rcd protected. Do I need to fit an rcbo on the circuit or not. The cable is clipped direct through a loft space.
Thought I would quickly introduce myself and say hello.
Recently qualified and new (ish) to the industry so would just like to say thanks for allowing me to your site, I am sure I will have lots of questions, most of which will probably have already been covered at some time, but, hey, that's...
Hi guys, just want a quick sanity check on an installation.
a chap wants 3, 3Kw heaters wired with a programmable thermostat to control all 3 heaters.
my thoughts are:
40A supply to a Contactor ( L-1, N-3)
heaters connected to the contactor ( L-2, N-4)
then a Perm live to the thermostat...
Hi all, I'm a property developer and I recently had my long term electrician retire suddenly, which is sad and frustrating at the same time. I wish him well, but I find myself in a position at times. I'm not an electrician to trade but my dad was an Electrical and Electronics engineer and I...
Evening chaps
just quick one
looking at a job to do some bits- and rewire kitchen is on the to do list...
clients got me doubting myself now- even though I know I am right (well 99.98% now lol)
he wants the under unit points- isolation above at a central grid switch which is fair enough
so...
Just sitting sending out invoices by email. sent one off 2 mins later email back saying it's been paid online in to my account. Must be a record for the fastest I've ever been paid.
Hi lads help appreciated....describe how a prospective fault current test should be performed using a 3 lead instrument on single phase consumer unit? Cheers
Hi,
I have a 125a C/unit
I have two sub-mains to go from this board.
how can I connect to the busbar?
is there essentially a MCB without a rating/switch
if so, what is this called please???
or is it best to protect the cable???!!
thanks
detail the specific design criteria when designing a circuit which is to supply a single item of equiptment having a protective conductor current exceeding 10ma
Hi chaps. I've come over from the Tilers Forum for some precious advice. In an hours time I hope to install Electric UNDERFLOOR heating in my own bathroom, and I need some quick advice. Its about the temp sensor. I suddenly saw that it "should" be installed in a conduit to allow its removal if...
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