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  1. mrloy99

    Irish job query for testing

    Hi I have a testing job to do in ireland.The test sheets i've to use ask for the R2 reading only..not R1+R2.....It is impractical to use the long wander lead method so I was thinking to work it out from R1+R2-(R1+Rn)/2=R2.........I was thinking to use this as opposed to R1+R2/2 to take account...
  2. Y

    MC4 Connector/6mm Cable Query

    Hi Guys & Girls, Can anyone help. Im trying to find evidence that standard MC4's wont fit 6mm cable. If fitted it will result in Riso faults, loss of generation etc. Reason being using a standard MC4 your unable to tighten the gland up fully, if tightened to much it cross threads making the...
  3. A

    Electrical heating system Query

    Hello!! I am writing here to ask if anyone can help me with an issue I am facing. In the apartment I live in, I have Applimo electric radiators mounted into the walls and a radiator in the bathroom. There is also a Sunvic thermostat (old one, not digital) mounted onto the wall in the living...
  4. S

    Mains Powered Medical Headlamp repair query

    Dear Electricians, I am a veterinary surgeon and need help from someone in the know as to how to bring an old bit of equipment back to life. It is a headmounted lamp with a special mirror to allow examination of the retinas of dogs and cats, however my query relates to the power supply for the...
  5. A

    Socket location query

    I am looking to install a fused spur and double socket in a new place, but the new place is located on a wall which has the soil stack nicely boxed in. The question being is this acceptable???
  6. S

    Electric shower query

    Spark just put in a electric shower (Triton) and hit a small problem, black brick wall behind the tiles where he wanted to install. He said not to worry, he will just trunk it up into the ceiling (which goes into the loft). To do this, he cut a hole in the top of the shower box. He hasn't...
  7. Aaronj46

    10.5KW shower 10mm stud wall query?

    So I have been working on a contract installing 10.5kw showers with B40 MCB's as specified by builders but occasionally a plot reports the shower tripping when having long showers. Hager don't do a 45A MCB but do a 45A RCBO but then its the cost....£££ The cable is ran in uninsulated studwork...
  8. R

    Light Switching Query!

    Hi I have a pendant light fitting and two spots. I want them operated off a double light switch. An electrician has installed a single cable out the top of the light switch as first fix which appears to be a 3 core and earth (see photo) when I was expecting to see two cables coming out of the...
  9. P

    Mains isolator query

    A fellow electrician wants to install a 100A isolator switch between the meter and cu. Is it correct that this also has to be metal as per 3rd ammendment. The wylex rec2 is plastic so does it need to be changed. Of you could share your expertise please.
  10. LazyTrucker

    12 volt laptop charger query

    Firstly I'm new here so forgive me if this is in the wrong place or a stupid query, I'm no electrician by any stretch. I'm looking at buying a charger to charge my laptop my truck whilst engine is running mostly. I'd rather not go down the inverter route if possible due to employers concerns...
  11. Loki

    Main earth query on my rented home

    Hi everyone, Just wanted to confirm my suspicions about my rented homes pme main earth setup. From the Dno (pme) the 16mm main earth connects to the gas & then on to the CU. The cable continuous. CU was installed 10 years ago by a niceic registered electrician. 16mm tails. Normally i know...
  12. N

    Light switch wiring query

    hi. I went to put a new light switch in my porch that controls the light in there and the front door security light and when I took the old switch off the wall I found what you can see on the picture attached. Can someone explain why it is wired up like this?
  13. T

    Garage consumer unit query

    Hello, I'd like some help with my set up. I've not long moved into a house and want to have a small CU in the garage running a few sockets and a light circuit, pretty standard stuff. At present there is a 10mm AC running from the house CU to the garage, about 30ft run, that had a metal double...
  14. Marti

    Capaciter Start Motor converted to flick-of-the-finger-start query

    Hi Guys, Looking at a motor problem today. Nothing big, just interesting. An SP 400 watt motor with, it appears capacitor start phase shift. Press the start and the motor hums and gets warm but doesn't spin. Having tested all the lives with a MM I removed the capacitor. If I flick the cooling...
  15. R

    2016 new build, garage wiring query

    Hi all, new to this forum as a member but follow lots of the threads. In 2017 we moved in as the first owners of a new build by a small independent developer. I am a bit disappointed by the wiring into the garage by what feels a lazy approach by the sparky or architects. The garage is attached...
  16. L

    Three phase socket query

    Hi, We have a three phase 400v socket rated at 63A. It is proposed to use this for a mobile skid. There is an 18.5kw motor and an approximate estimate of current is 34A, the supplier is saying that the socket is not rated high enough as the skid has dual redundancy ( two 18.5kw motors) and as...
  17. C

    Lesson learnt and general socket query

    Hello All, So before commenting please be aware that I have learnt my lesson and will check the power is off myself in the future. I was hopping to change two single plug sockets in my house to two double sockets. The wiring is a bit old but on both single sockets I have two live (red)...
  18. Marti

    Megger LT320&RCDT310. Function Query from a student.

    G'd Evening People, Nearly finished my 2365 Level Three and really enjoyed the study; especially the inspection, testing and problem solving. To this end (ooh er, mrs) a friend has lent me a pair of Megger testers until I can fork out for the MFT. My query is that the LT320 seems to lack the...
  19. M

    A general query on lodging away.

    Hi guys Just wanting to know what the norm is for others and other companies. Im with an employer whos part of the jib which means we do get perks that i know are different to others. My question is this...at current im working away roughly 180 miles from the works offices, normally we are a...
  20. Simong69

    Consumer Unit Query - Location Specifications

    Ive had a call from a customer who is in need of a CU upgrade - upon visitation and inspection i noticed that i couldn't gain access to the CU, this is due to the previous home owner having a new Gas boiler installed (im sorry i didnt take a picture, wish i had if now though) i could lift up the...

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