fused

  1. B

    6a fan isolater or 5a fused connection unit for bathroom fans

    hi avery1 i notice few new houses got 5a fused connection unit controlling bath room fans,my q how do they do it if you have 3core cable +earth (timer fan) i always used (3polefan isolater l1 l2 N).:dozey:
  2. A

    Removing Fused spur

    I've got a switched fused spur which feeds another switched fused spur - a bit pointless so I want to remove one. I realise I could just fit a blanking plate and join the wires inside the box but I would prefer to bury the cable inside the wall and plaster over. What is the correct procedure...
  3. cashnotakite

    3ph fused switched disconnectors

    Hi Can anyone help me out with this please; when you get a 3ph fused disconnecter (60947-3) either fused or thermal trip, if the device is rated at say 160A does this mean it takes a total of 160A over the 3 phases or each stand alone phase can take 160A therefore allowing the device to...
  4. ses

    Fused neutrals

    Hi Just trying find reason for not allowing fused neutrals in a fuseboard if there is one I know why its dangerous to have fused neutral in service head A single-pole, fuse, switch or circuit breaker shall be inserted in the LINE conductor only. OR Automatic disconnection in the event of a...
  5. L

    Fused spur wired off cooker switch

    Hi everyone was looking for some advice on a job that I looked at last night. The house has a new boiler being installed which needs a supply to it. There is an existing cooker switch wired in 6mm on a 30A fuse going to a single socket which the electric oven is plugged into. There is also a...
  6. F

    Immersion heater and Economy 7 switches getting hot

    I have 2 switches that control my hot water, one is an Economy 7 switch the other a standard immersion heater switch. I have recently noticed that both of these switches become really hot to the touch if they are left on for about half an hour. I had noticed them become slighly warm before...
  7. D

    Eicr question

    Hi can someone advise me on this. I am doing a eicr on a flat and there is a fused spur directly above the kitchen sink it is 300mm from the top of the sink but only 200mm trom the tap. The fused spur has rcd protection from the board but is this to close to the tap? Do i need to...
  8. V

    PIR lighting issue

    Hi. Weird one. I fitted a Georgian style PIR light outside the door of my house. Got a 3 core flex cable (Line, Neutral and CPC) from board to 13A spur (fused down to 3A), then to light fitting. When you walk by, it switches on fully bright, but when it switches off (a.k.a no movement) - it's...
  9. P

    big old brown BILL fused main switch

    Anyone know the bs number, it's a 60A fuse. Cheers in advance
  10. jeffducati

    Protective measures for fault protection on fused isolator

    Hi all new isolator through 200amp bus bar section controlled by 200amp isolator and fused at origin at 400ampincomer no breakers very old system needs panel thats the hard bit they wont spend money and they work 6 days 20 hours a day. so what would you put in the box headed protective measures...
  11. T

    Circuit for 28KW four motor saw machine.

    Hello, I am looking for some experienced advice regarding two areas of an installation I have been asked to look at. It involves providing a circuit for a saw machine which has a total power rating of 28KW. Firstly in spite of my calculations indicating a 16mm supply would suffice, the parent...
  12. J

    Testing a lighting circuit fused down off the ring

    Hi all. When testing a lighting circuit fused down off the ring do I put it down on the test sheet as a separate circuit or mark it on the sheet that it's a spur? Thanks.

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