device

device

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  1. B

    Info on device to control high DC current

    I’m looking for information to buy your build an affordable device to monitor and control 1000a DC current from an automotive battery or other sources for electroplating.
  2. timhoward

    Help please, new device to me

    This MCCB is in a distribution board in the consumer half of a substation at a school We've now tested everything downstream of this (and another 2 similar devices). My current understanding is that the maximum PSSC to operate this device a maximum of 3 times is 50% of the Icu, so 12.5kA ...
  3. newfutile

    Test the (RCD) Residual Current Device or die

    Just seen this label on a consumer unit im testing. As far am im aware no one ever pressed the test button.
  4. K

    UK Is there a device or a way which will alarm us if a water pump has stopped working?

    Sorry if this is a stupid question. We have a waste water pump in our first floor flat. The water pump failed and stopped draining water from the shower. We noticed too late and the water draining through the ceiling in to the property below. Is there a device or something we can do to know...
  5. 2

    Large cable protective device and enclosures

    Hi, thanks for reading this. Ive been asked to look at a job where the DNO connection (single phase 80A TT) is a long run to the final circuits. Small feeder box has been installed and the volt drop dictates 95mm cables are needed to take to another feederbox where the feeds into the building...
  6. C

    Derating a BS3871 following an EICR C2

    Hi, I’m interested to hear other views on BS3871 MCBs being changed following a C2 non compliance on an EICR for over rated protective device. Eg. A 2.5mm radial circuit protected by a 32A device and then swapping the BS3871 for another BS 3871 but a 20A device.
  7. therealnwc

    Issue with pairing MainsSwitch RF device

    Hi, Bought a MainsSwitch device to run the RF pairing link to switch some low voltage LED strip lighting under my Breakfast bar. No direct switch link option where I need it and I’ve installed the transmitter & receiver kit. It starts off for the first 30-60 mins working then it loses the...
  8. punkin

    Surge Protection Device on old installations

    Hi I always thought installations were safe at the time of instalment etc, the Distribution Boards at my works were installed over ten years back. Our company just had its EICR done. The tester gave us a C2 for a number of DB’s which don’t have Surge Protection Device installed, these DBs with...
  9. OnlQQker

    Arc Fault Detection Device!

    These are going to become the norm aren't they? I've been reading this https://electrical.------.org/courses-resources-career/free-resources/consumer-guidance/arc-fault-detection-devices/ I was fixing the 21v motor on the Dyson this morning, and as usual my mind decides to wander. For years...
  10. events-guy2020

    Portable device safety test question

    I have built a portable lighting game, and need advice on what safety testing would be needed for it to be used legally by private clients. In effect it is an enclosure with 10 sockets (only 5 connected, to 5 separate bulbs, connected to a switch), and 20 tails (only 5 connected to power). The...
  11. T

    Device randomly trips ARC Fault Breaker

    if my brand new fridge is connected to a circuit with an ARC Fault breaker, and if the circuit has ONLY ONE OUTLET on it (the one to which the fridge is connected), then what are the most likely causes of RANDOM arc fault trips. It'll stay on for a week...then all of a sudden...it'll trip (even...
  12. RF Solutions Ltd

    Wireless Switching from Anywhere via a Smart Device app

    Wireless Switching from Anywhere via a Smart device app In addition to handheld remotes, would your end customer benefit from wireless switching devices via a Smartphone app? Introducing the NEW RIoT Receiver: A 4 Channel wireless control receiver Switches outdoor lights, door/gate motors...
  13. D

    BG Surge Protective Device

    Is there a reason why these surge protective devices come with 2 neutral links?
  14. Z

    UK Load Limiting Device

    I'm having a heat pump installed (SwimSpa) and a Sauna, already have an electric car charger. My current supply amp is 60, Western Power has said I can go to 80Amp BUT must fit a load limiting device, need one where we can set what goes off and in what order should the Amps get close to the 80...
  15. E

    Wiring a device with contains N, L1, and L2 inputs.

    This is a motion sensor Lamp which I want to install. It is a B.E.G. LUXOMAT PD3N - 1C. I enclose images of the location where wires from the mains connect and also the wiring diagram. However I am unsure as to what goes where. The instructions are badly printed and unclear. I do my own...
  16. Daniel DD

    Surge Arrester Installation and External Short Circuit Protection Device

    BACKGROUND I live in a small town where it is difficult to find ceritified electricians. In fact, electrician certification is not common for residential installations. I did find some experienced electricians but I don't think they are certified and know best practices in the installation. I...
  17. LEOlson

    Identify this device.

    Hello. I am new here. I am trying to figure out something in my attic. This mysterious black box appears to be connected to my attic fan, but it doesn't seem to actually affect anything when I twist the knob. Can anyone help identify it? Thanks in advance!
  18. T

    Name of Device being used?

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

    Device Power Supply question

    I have 2 external HDD's I use often. Both Power cables are 12V 2A supplies & input 100-240v 50/60Hz 0.80A. However, 1 of the plugs has broken, I stood on it. The other plug powers either of the HDDs. My question is, if I buy a splitter, will the power supply power both HDDs at the same time if...
  20. T

    Snake oil device advertised on Electricians forum

    Hi, This ad popped up on this forum <admin edit: link removed to dodgy site> ...this is nonsense, is it possible you could remove it?......i know its not your fault, but how does stuff like this get through....i appreciate its like virus's though, and hard for the website to regulate such things

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