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It has an upgraded 3 phase supply already into the house. It will be multiple consumer units throughtout due to circuit size. I did wonder just multiplying a 3 bed house by 3, but it's huge!! so I reckon a lot more I'm thinking it's going to be at least £15k + ??? Any idea on how long you'd...

Evening all! Thought I'd come on here to ask the question as I'm struggling to come up with an answer myself. Basically I've been to look at a 9 bedroom house, all with en-suites etc, kitchen, entrance hall, dining room, library, study, conservatory, utility room, laundry etc etc that will...

Hi Just after a bit of help working out required overload protection on contactor for this motor ( attached picture sent via plumber ) Thanks

Has all been checked with Vaillant. Its only for isolation and maintenance on the valve, no power through valve, circuit won't fire and boiler doesn't run

so use the oranges from both valves to pull coil on two seperate relays?? if only it was a simple straight forward customer! :facepalm:

i have just drawn out the wiring diagram and i do need 4 pole isolation, second zone valve would power up orange on first one. I have been asked to install it for isolation/maintenance on a Vaillant VRC system. It's in a big mansion house and i wanted something 'domestic' looking, any ideas???

it would indeed, had a brain freeze. Switch live would be isolated. Thanks guys :Salute

Ahhhhhhh good point!!!!! 3 pole it is!

its a normal 2 port heating valve, permanent live, motor live and neutral, switch live to boiler/pump etc, - 4 poles??? thanks

Does anyone know of a suitable 4 pole isolation switch for use on a zone valve in a domestic environment???

ah right, i've been asked to go into some industrial units soon to disconnect this 'Trend' system and restore the units back to individual controlling. They want to use 'powrtrol' controllers and connect to existing gas blower heaters in place of the 'Trend' wiring. Do you know what additional...

Hey guys, has anyone ever had any dealings with a 'Trend System' for controlling gas blower heaters in industrial units???

Ideal guys, cheers. I thought as much just wanted to check. Typical plumbers text lol........ It's got one of those thingy's on the side and switches up there which turns both the other things on, you know! :facepalm:

Hi guys! New to here so be gentle ROTFWL hoping someone might know the answer to this................................. Gotta go replace an old faulty mechanical heating timer tomorrow, but cant get hold of the customer or plumber regarding the existing timer make/model, all i have is a text...

Hey