Recent content by Aaronj46

  1. Aaronj46

    A722.3 Formula/ Calculation?

    Any help with this would be great?
  2. Aaronj46

    A722.3 Formula/ Calculation?

    Max resistance for an EV earth rod. Would anyone be able to break the formula down or direct me to a video etc with a sample? I'm booked on the 2921 at the end of the month. I have the 18th & IET 4th edition available if someone could point me to the right place?
  3. Aaronj46

    JCC Toughbay - Emergency Issue

    Had an issue on site where 12 JCC Toughbays (JC 040006) lights over 7 circuits all have the same issue. Turn on - 100% on as expected Power off SL - off/ charging as expected Turn off at key/sw - off/ not charing as expected If you turn rcbo back on and then flick the key sw to on the non...
  4. Aaronj46

    I Need Work Fire Alarm Weekend/ Night Work? (Nottingham or surrounding)

    They don't want me to as it looks unprofessional having office staff on the tools, asif we don't have the resources.
  5. Aaronj46

    I Need Work Fire Alarm Weekend/ Night Work? (Nottingham or surrounding)

    Gold card spark who has now switched to an office role and I'm looking to progress my career by gaining knowledge of related systems etc and Fire Alarms are a big part of the work that we have coming in. Looking to get a feel for the work and not be a pen pusher who doesn't appreciate what I'm...
  6. Aaronj46

    Electrician Jobs Commercial Work Selby or Towcester

    Selby- Have a few weeks work for a sub contractor, work is canalis, tray etc. Towcester- Basic works, main task is replacing 300ish double sockets Drop me a message if this is of interest/ if you have any questions.
  7. Aaronj46

    Canalis calcs

    Fully agree, just wondered incase my calcs were wrong for 40A being acceptable
  8. Aaronj46

    Canalis calcs

    Looking at a warehouse contract which requires 190M runs of canalis with 31 x 200w lights. Volt drop is 0.72V per Amp per 100M for 25A 3phase Canalis and 0.3V per Amp per 100M for 40A 3phase canalis. Am I right in thinking the 40A would be fine? Consultants have said that they want the runs to...
  9. Aaronj46

    Containment evidence help? Notts or surrounding

    Thanks for the reply, I will question it but the assessor made it sound like he wanted commercial containment. I questioned about copex previously to which he said it would be classed as PVC conduit.
  10. Aaronj46

    Containment evidence help? Notts or surrounding

    I'm nearing the end of my 2357 portfolio I just need one more type of containment as the course states 7/10 types need to be installed Trunking (metal and plastic) = 2 Conduit (metal and steel) = 2 Cable tray = 1 basket = 1 so I am left with; Ladder Ducting Modular wiring system Busbar/...
  11. Aaronj46

    securing cables to mesh concreted ceiling in apartments

    Hi Pete, not that I am aware of. will get some pics tomorrow morning, as it paints a thousand words apparently.
  12. Aaronj46

    securing cables to mesh concreted ceiling in apartments

    Good afternoon ladies and gents, when I install cables as per the title I put plugs and plastic pegs into the ceiling as remember being told years ago you cannot cable tie directly to the mesh? any guidance/ reg references wuld be greatly appreciated. Cheers
  13. Aaronj46

    Name the brand of grid module.....

    Had a call to say the hob socket isn't powering up and the customer has said a lamp wont work in the socket and as the fridge works I'm going to punt at buying a grid switch before I go, if only I knew the brand? I thought mem spectra but they are straight ant etching is different on the ones...
  14. Grid part.jpg

    Grid part.jpg

    • Aaronj46
    • Media item
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    • Category: Electrical Tools and Products
  15. 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...

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