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  1. S

    EV Consumer unit 16mm tails

    This is a very random question that doesnt relate to anything I'm doing in the real world - I'm a commercial electrician and I've never istalled an EV charger. I've noticed on many YouTube videos that 16mm tails are commonly used to supply a seperate designated CU for EV chargers. I'm not...
  2. M

    Unit 204 Practical Exam

    Hello I was wondering if anyone here has passes their level 2 practical assessment that looks something like this I'm doing mine soon, but I don't understand how that fuse that's spurred off is wired. I'm pretty sure all those 3 sockets are wired in a ring, but if you were to wire that fuse...
  3. Lainan01

    UK Unable to get Zdb on 110VDC Unit

    I’ve got a central battery system at work which has slave emergency circuits. There is a 230VAC supplyto a transformer which then has a rectifier supplying DC to the circuits. The bulkheads are custom made with inverter inside. I can get a Zdb at the 230V supply, thus able to calculate the Zdb...
  4. A

    Make/model of piv unit?

    Does anyone know the model of this piv unit please? Thanks
  5. R

    Shelly app to garage motor unit wiring

    Hi guys, I’m really lost and need a bit of a hand with the I wiring of this Shelly wifi relay switch to the door motor? The client wants to be able to control the door using this Shelly relay switch which potently gets connected into the little unit - see photo. So the client will download a...
  6. bigspark17

    110v consumer unit

    Hi, not experienced this before but i have a workshop where the 110v consumer unit (old wylex 3036 board 4way) Do the board is fed from a 16amp sp mcb from a t0&n board. Then goes into. Standalone transformer wall mounted 3.5kva then into the cu and then to 4x 110v socket outlet. Ive managed...
  7. Tequila

    UK How to arrange consumer unit to ignore car charger load so that it does not discharge home battery when called to charge from Octopus energy.

    So I have an issue with a Zappi car charger discharging my home battery when called to charge by the octopus intelligent system. This is happening because the Zappi charger load is measured by the main supply CT so is seen as a home load by the solar/battery system and the battery discharges to...
    • Tequila
    • Thread
    • battery called car car charger charge charger consumer consumer unit energy home how to load unit when
    • Replies: 1
    • Forum: UK Electrical Forum
  8. S

    Off grid consumer unit protection query

    I’m at a house just now, the guy has decided to go off grid, got a company in to take care of all that side of things. There’s a shed outside with all singing all dancing off grid solar kit (looks like the inside of a space ship!). The company took an SWA supply from there into the property &...
    • SSE
    • Thread
    • consumer consumer unit grid off off grid protection query unit
    • Replies: 10
    • Forum: UK Electrical Forum
  9. Fazz711

    RCD or RCBO consumer unit

    Hi . I normally do industrial electric work. Usually on Schneider and Merlin Gerin boards I am looking at fitting a new consumer unit at home and seem to be getting two versions of which board would suit best. Either a dule RCD board with MCBs Or A board with all RCBOs. Which would be best...
  10. L

    WIFI devices in a metal consumer unit.

    Good morning. I intend to replace my oil boiler with electric and a qualified electrician will be doing the job. I see there are lots of din rail mounted WIFI devices such as meters, switches, timers etc and I am considering asking the electrician to incorporate such devices within the new...
  11. Trusty Crow

    Outdoor Consumer Unit ?

    Have been asked to run cable down a garden to a sauna. Still quite new to this game so wondering what solutions are common currency for having a consumer unit in an outdoor enclosure? Obviously I'm not going to have it in the sauna so exploring having it in some kind of IP-rated box out of...
  12. C

    Consumer unit

    Hi guys I work in the trades on site plant op ,my consumer unit has come away from the wall as back plate has rotted could I open unit and screw it back to a new piece of board is it safe to do that with power off I know there still live feed coming in ,but I'm sensible and fairly ok with...
  13. A

    NAPIT Certification Scheme Napit wont accept my C&G 2363 unit credits

    Hi . Trying to rejoin NAPIT after about a 5 year break. I have submitted the evidence/photo of my C&G 2363 gained wayback in 1985, but its only showing the unit credits. They are saying I need my actual certificate even though the 'unit credits' are: credit, credit and distinction! So obviously...
  14. LmarshallSparks

    UK Fire Rating - Rear Knockouts @ Consumer Unit

    Hello All, I understand that when cables penetrate a fire-rated wall entering in to a consumer unit, appropriate fire-stopping measures are required to maintain the wall’s fire resistance. However, in scenarios where the consumer unit is mounted with a clearance from the wall, such that the...
  15. D

    distribution-boards vs consumer unit

    hi doing my nvq at the moment 1st fix consumer unit installed a garage one rcd 2x mcb this was passed 2nd fix consumer unit garage one rcd 2x mcb this was passed 1st fix distribution board 2nd fix distribution-boards now is a distribution board a domestic consumer unit with main...
  16. Y

    Struggling a lot on unit 302 principles of electrical science

    I’m currently struggling a lot on this unit 302 and when I do revision I tented to not understand especially the maths questions which I’m not good at maths at all and remembering stuff is a big problem which I’m pretty much a disaster at remembering stuff and it’s only the 3rd lesson we are...
  17. T

    Ip rating top of consumer unit

    Hi all, if you have a consumer unit with holes in the top bigger than 1mm but it is butted up against the ceiling is this acceptable? as it is not readily accessible? but technically would be if you lifted upstairs floorboards?
  18. N

    Existing Consumer Unit close to vertical waste pipe

  19. T

    Maxi trunking running around consumer unit

    Hi all, recently seen a wylex consumer unit install video, they use bush and couplings to connect to the pvc trunking running horizontal on the top on the consumer unit, is this necessary? They also show another option using strain relief grommets (inside the trunking going into the CU) How...
    • tomodo
    • Thread
    • around consumer consumer unit ip rating running trunking unit
    • Replies: 2
    • Forum: UK Electrical Forum
  20. BriteSpark

    Consumer Unit cover not on properly

    I had an EICR a few months ago and have only just now noticed the Consumer unit cover is not on quite properly. Below is a photo before the EICR Is this even safe?

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