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  1. A

    Can a BS 61008-1 RCCB be used for fault current protection

    I am aware that a BS 61008 can't be used for overload protection but is there a reason that it can't be used for fault current protection.
  2. C

    Fire cable (pf200) used for mains.

    Hi all, this is just a question to put my mind at rest and to see if I'm right. I'm not a qualified spark and I'm not the person(s) involved with the work.... OK here we go! My workplace (large Plc) are having the staff toilets done up a bit. A hand dryer was removed from the wall and chase...
  3. M

    Can 12v ac be used through a light switch within 1 meter of a swimming pool.

    I need 6 switching light circuits to control 12V LED light in Zone 1 of a pool, the problem is that Zone 1 is as you open the door to the building. I been thinking about using a 230v to 12v transformer in the plant room to a grid switch near the pool. This could switch 12v to a 230v contactor...
  4. T

    Name of Device being used?

    Anyone know what kind of device this is and brand name used? Its connected to a pressure switch.
  5. HappyHippyDad

    BS951 clamp used for TNS?

    I have just completed an EICR. The earthing is TN-S. However, there is a BS951 clamp used for this. Is this acceptable? Did the DNO ever use this a BS951 as a means for clamping around the supply cable or would this always be DIY? Ze is 0.23ohms, but that doesn't mean a great deal if the...
  6. The apprentice

    motor used simultaneously

    Hi there, i will be on a job soon that requires two motors to control a belt that delivers grain to the opposite end of a grain shed these motors need to run simultaneously. this is due to the length of the shed which id say is 72 meters one motor at the start of the belt and another 72 meters...
  7. A

    How three phase is used as two phase here?!

    Hi everyone, I am having trouble in understanding following schematic. How only two phase are used for load and what happened to third phase here. TIA
  8. D

    Anyone used these new sockets from MK? What are your thoughts?

    New sockets by MK - anyone used them? Almost like WAGO connectors to the back.
  9. S

    Transformer rating when used as autotransformer ?

    It took me ages to find a suitable transformer that didn't cost several limbs, and while my load at the moment is well within it's rating, I'm curious as to what power rating I can assume for this setup. It's not too important because the total load I have planned on 240V is only 160W, so at...
  10. johnwicklover

    Does a three-pin socket used for Electrical Vehicle charging need a earth electrode or open PEN fault detection device?

    As the title says, does a three-pin socket (external) used as charging point need an earth electrode or open PEN fault? Are mode 1 and mode 2 exempt from this ? I was under the impression that anything used as EV charging point and if located externally, the installation would need to have...
    • johnwicklover
    • Thread
    • charging detection device earth electrical electrode fault open pen socket used vehicle
    • Replies: 17
    • Forum: UK Electrical Forum
  11. G

    Can 2 separate circuits be used on an emergency light,?

    Can 2 separate circuits be used for an emergency light, one for the switch leg and the other for the constant power for the battery, or does it have to be the same circuit?
  12. L

    Anyone used "S-Box" Kitchen worktop pop up sockets ?

    Design, Installation + Data - The S-Box - https://www.the-sbox.com/design-installation/ These things ! Trying to source a nice quality twin gang unit for a Island .
  13. D

    Con-lok , anyone used it ?

  14. C

    Best Place to sell 2nd electrical products collected over years of over orders on commerical jobs. Most have never been used.

    Hi guys, A friend of mine who used to be an electrician until very recently has boxes and boxes full of commerical installation parts from all kinds of different electrical installation jobs he's in the the past few years Lights and all the various controls and switches that go with them. Alarm...
  15. J

    t = k2 x s2 / I2 - how does this get used?

    Looking for some guidance on how to use this formula (p 92 18th) please? If I have a cable of 6mm K factor 115 Fault current of 400A My time = 2.97s Is this telling me that after 2.97s my cable will start to distort and become damaged? Therefore my CPD must disconnect before this time...
  16. A

    UK Impact on cable rating if trunking used to consumer unit

    Hi My consumer unit is located in the garage, the cables are currently clipped to a solid wall above the unit. I am considering putting the cables in trunking to give them some more protection, the trunking would be just under a meter long. I believe its common practice to use trunking in this...
  17. A

    Can this fitting be used as an under cabinet light?

    Hello I hope you are all well, can this fitting be used as an under cabinet light in a kitchen? I assume as its an LED fitting heat won't be an issue? Thanks Andi https://www.toolstation.com/v-tac-led-weatherproof-fitting-ip65-6500k/p96140
  18. C

    Has anyone used the quadsaw?

    Has anyone used the quadsaw? Not bothered about the price just want to know how good or bad people found it.
  19. littlespark

    Anyone used Swann? or are they more targeted to DIY

    Screwfix doing a good price on this... 8 channel DVR kit Anyone used them? Ease of use? Are the colour at night cameras as good as Hikvision colorvu? Are they accessible remotely? (i think so, as it comes with a ethernet cable)
  20. S

    Has anyone seen the whites used as line and travelers with 3 way and 4 way switches?

    A friend had a contractor remove a half wall with 2 can lights, multiple 3 way switches and a receptacle. By the time I was involved everything was disconnected and 3 cables of 12-3 were hanging out of the ceiling along with several cables of 12-2. There are a lot of things going on in this...
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