During the construction of an installation, insulation resistance tests have been carried out between live conductors and earth on the individual circuits and the L to E results are shown below. What is the expected value of insulation resistance L to E when the whole installation is tested...
Hi quick question, we are a maintenance team in a factory, sometimes we have jobs that carry on to the next shifts, sometimes up to 3 people could be working on a job at different times, how do you go about filling out a certificate, should you just list all the installers and signitures on a...
Good evening hope everyone is well,
I am finishing up a rewire and have run a bunch of alarm cables to under the stairs where the fuseboard will also be. I ran a ev ultra cable to future proof the installation.
I have only run one cat5e cable for internet from where the router will be to the...
Has anyone got a supplier for these?
So far all I have seen are Integrated LED's which if one fails next week it would be rather an expensive excercise to replace the whole fitting.
Thanks
Hi all,
I just found this forum last night and figured I would post my issue since I can't find much out there with a similar situation.
My job is to light a big garage area in basically a basement. The caveat is that the house is in a flood plane. The county flood plane at this house is 5'...
Multiple commercial units within the same steel frame cant each have a PME supply (from the same transformer), we have to install an earth electrode to each unit. Did anyone know that? The NICEIC tech help didnt today...
Even though NPG supply a MET cant be used.
A break in the neutral...
Can I use multiple GU10 led lamps with their own PIR sensors in the same room? I have a row of existing lamps 600mm apart in a straight line & I would like to leave them turned on but only come on when someone is there.
Here is a link to the type I am considering if it is possible. -...
Recently moved into a house from the 70s. There's no ceiling light in the living room. Assuming the switch for the room was to one of the outlets for a lamp. After testing to find which outlet it was, to my surprise, it was all of the outlets in the room. Yes, One switch turns ON/OFF every...
Hi all,
I'm wondering if anyone might be able to help. We have a fused switch that controls 4 LED lights next to a power socket which have both stopped working.
We have tried replacing the fuse in the fused switch, but that hasn't resolved the issue.
Reseting all fuses in the fusebox hasn't...
Hi all,
I'm wondering if someone can answer this question concerning a wiring scenario. I recently saw on a youtube video - a guy create a scheme where the power source first went into a light then went to the light switch. Is this safe for series of 6 wafer lights (6 in.) 75W 1140 lumens...
Hi
I have three phase installed recently to increase generation.
DNO approved the extra 2 solar arrays so we have 3.68KW FIT on one phase and 8KW on phase 2 with 6KW on phase 3
We are coming to the end of the install and my question is as the DNO have limited export to zero how do we share the...
Hi everyone, I have several external disk drives, all from the same manufacturer and all using the
same type of transformer - input 220V, output 12V, 1.5A, 18W. Currently I plug them all in a multiple socket
plug the length of a Dachshund:)) and it looks just horrible. Is there a way to have...
Hi everyone,
A diversity question concerning 2 consumer units fed from 100amp DNO supply
Background, So I have an 18th Ed compliant consumer unit (DB1) fed by a 25m 2 core SWA into a IP rated box, the SWA is then split into 2*25mm tails feeding DB1 and a small 3 module enclosure incorporating...
Our house has one external feed going outside to power lights.
We've recently renovated our garden/drive etc and now there are three different zones where we would like to have lights and control when they are on/off.
With one source going outside and one switch, I was wondering if there is...
Hi all, what is the best way to configure surge protection in domestic dwellings when you have multiple consumer units?
Does each consumer unit need it's own spd, or can I fit one in parallel with all consumer units?
I have a 20m run from meter cabinet to two consumer units in house, then...
Hi all, how do you go about filling out a EIC or a minor works certificate when you have multiple installers that have worked on the circuit, there is only one space for installer/constructor?
At long last my wife is getting her new kitchen and the contractor will be running 10 or so new circuits from a new sub panel. The sub panel, unfortunately, is on an outside wall around 35 feet from the kitchen. The wiring will have to go down the wall, into the crawlspace under the house, and...
Cascaded Distribution Units.
Given how cheap populated distribution boards are; i've started to use them for almost every major junction in my home:
Domestic Main Distribution Unit >10mm swa > Garage Distribution Unit > 6mm swa >Spa Distribution Unit...
Hi all.
After some guidance. Got a customer who’s looking at installing 8no. 22kW EV charging points. The intake / supply is deemed only to be 160A. Is there anything on the market to load balance the whole install rather than at each EV point? I believe he has been at some chargers but are...
Hi,
The wiring for my lights have multiple COM wires in most rooms, which are a pain to screw into the COM part of the switch. The switches that were fitted when I moved in work fine, but I purchased a smart switch which has slightly different sized screws / screw holes etc, and I can only seem...
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