connection

  1. W

    Earth Connection On Boat

    Looking for some info here. Recently I was on my friends boat, which has a 240 supply , through an inverter which you can run a micro wave , hair dryer etc, preferably of course if the engine is running. It got me thinking, how do they achieve a path to earth on such systems? What prevents ...
  2. M

    schneider RM17TG20 PHASE CONTROL RELAY CONNECTION WITH CONTACTOR

    hi every body. need to make connection of a schneider contactor LC1D40A with schneider RM17TG20 phase control relay. need to how to wire between these two to make the relay will trip the contactor when single phasing happens in 3 phase system. schematic diagram will difficult to understand...
  3. H

    UPS connection common neutral supply & load

    Hi Maybe im over thinking this but need to connect a UPS system to a control panel, the problem is the ccts i want to connect to the UPS are split & all the neutrals are all connected to a single busbar connection unit at the moment which is all normal, but i need to connect a UPS to power...
  4. gazdkw82

    socket off the back of MCB

    I was having a look at my cu the other day and noticed that someone had connected a double socket (socket is situated just below the cu) straight off the mcb, which includes the wiring of the final ring. I'm unsure if this conforms with regs etc We do actually use it for the intruder alarm...
  5. H

    Dual Appliance Connection Unit

    So I was doing my usual morning browse this morning, and I have no idea how but I ended up reading a load of threads from years ago about the Dual Appliance Connection Units - it left me with a question that I couldn't find an answer to within those threads, and not wanting to reopen a 3 year...
  6. V

    Replacing Boiler's Spur Timer with Socket + plug

    I have this boiler: Ravenheat - CSI 85 combination boiler - atmospheric combustion - high efficiency boiler ~ If link does not show, google Ravenheat CSI 85 Combination Boiler - Atmospheric The website says, under Technical Data, that the boiler is 3 amps. My previous electrician...
  7. R

    Plastic 3 phase Rotary Isolator Earthing

    Hi All What method do you use for earthing armoured to armoured on a platic 3 phase rotary isolator? Assuming I will have one armoured on top of the isolator and one on the bottom. At the moment I use the banjos and on the inside of the isolator using an m6 bolt I'll lug the earth cable and...
  8. N

    Fault finding. Mind boggling

    I'm stumped on this one. My mate has a two way garage board in his garage. Circuit 1 is lighting, circuit 2 is 3 sockets on a radial. Lighting works fine. Sockets trip main RCD in DB when switched on. 3 sockets are now disconnected. Tried to reset 16A MCB (for radial circuit) and still trips...
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