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together

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  1. S

    Need some help with ring final circuit please!!!

    Can somebody help me fully understand how to test a ring final circuit please!!!
  2. B

    Quickie: Can cables from different distribution boards be run together

    2 final circuits (wired in singles) from, 2 different sub boards, from 2 different boards from same origin in the same trunking and conduit? :confused:
  3. L

    Testing insulation resistance

    Could anyone explain this test from start to finish? I.e .....lamp removal......fuse spares, ring final etc? Also do you do the tails?
  4. T

    2 single phase mcbs tripping together

    Any ideas appreciated..I was called to investigate 2 tripping single phase mcbs on a 3 phase board. a 32 amp mcb supplies a ring main and a 16 amp mcb supplies a radial circuit. They are on different phases. The 32 amp mcb does not trip until the 16 amp mcb is switched on and at that point both...
  5. S

    anyone interested in mabye trying to start up together in glasgow

    subby here trying to set up domestic business anyone interested in this
  6. C

    IR Testing

    Hi, When IR testing a circuit where voltage sensitive devices cannot be easily removed, and using test method 2 as per GN3, where they advise connecting line & neutral together and then testing to earth from this connection. Is there any reason not to just test between line & earth and then from...
  7. P

    solar p.v earthing

    can any one advise does the armouring on swa cable on dc side does it need earthing also does cable tray on dc side need earthing and what about containment on a roof is that left floating getting told different answers of different people people.and 1 more thing is there some kind of single...
  8. B

    Light Switch?

    Hi, i have a room with 2 lights both working off seperate switches having said that the on/off switches are both together on the same plate, is it possible to join the switch wires together feed them into 1 on/off switch for them to come on together?The wiring is all good throughout the house...
  9. K

    help testing

    hi guys testing houses and the board has all rcbos, whats the best way to do insulation test without damaging lights, sensitive equipment?? guidance book says link l&n togetherand test between this and earth? but dont understand how this doesnt damage equipment? also the pfcc and pscc, i know on...
  10. K

    Whats with these old single core lighting cables! Both RCD's tripped together

    So im replacing an board for a new 17th dual and ive decided to put the upstairs lights on one RCD and the downstairs on the other, you know how i was taught to to do it so it minimises inconvenience if a lighting circuit trips, you know. But then i come across these single core wires...
  11. S

    Different MCB's together

    Hi All, I am installing a Wylex C/U. I bought the unit complete with everything about 18 months ago for my house but haven't got round to fitting until now. Had the problem where the 6A & 16A MCB's were recalled. So I removed them & purchased new ones (as I missed the boat to get free...
  12. S

    Central heating problem

    Seen this somewhere before. Guy calls me to say in the last 3 weeks his street has had a few power cuts. Since then his central heating system which controls both the boiler and the hot water has had the following problem. He can turn both heating and hot water on separately. But when he...
  13. D

    Fluke 1653b tester problem?!

    Hi, new to the forums here, thought id ask some advice from you guys. Basically i just bought a 1653b Fluke multifunction tester. My problem with the meter is that i cant seem to zero out the leads. Heres my understanding of how i should be doing it (note this isnt working for me!) -...
  14. W

    Neutrral and Live Together in Light?

    Looked at a light fitting that needs replacing and the Neutrral and Live were twisted together in the Light fitting. Its an old house with old fitting but there has been no problem with the lights before. Anyone seen anything this?
  15. timo1

    Type B and C RCBO's together?

    Hello, After feeling pleased with myself for installing and testing a new CU ready for my NICEIC inspection, I noticed that one of the RCBO's I bought is a type B where the other circuits are type C, the circuits are: Heating - 16A type B RCBO Ring main - 32a type C RCBO Cooker - 40A type C...
  16. G

    Cut through an alarm cable

    Don't know where it goes to (magnetic contact we think) but the Customer is happy to have that cable disabled. There are four wires - do I simply wrap all four together so the rest of the alarm can be switched on ?
  17. R

    Need advice putting this device together

    I am looking to put together something that will enable me to accurately control the temperature of water inside a container such as an electric slow cooker, at pretty low temperatures 65 - 70 centigrade. I am looking to buy the components and fit it together myself simply to save money... I...
  18. Mark42

    Do 2-phase (split phase) lines ALWAYS need to be switched together?

    Here’s the scenario: 240/480V split phase, rural overhead, ‘Farm’ supply. From the main house Hager DB, two ways are used to supply 50A, both phases, on 16mm2, to a sub main DB in the workshop. Is it OK to use two separate 50A Type C MCBs in the DB (cheap and available) rather than a...
  19. W

    testing a ring

    Hi Could someone please tell me the correct way to do insulation resistance test on a ring circuit, i have have been shown a couple of different ways and want to make sure i am doing this correctly. Thanks Paul
  20. K

    loop in at switch

    i need to 2 way existing circuit ,has been looped at switch .if i add strapper cable as norm does feed in go to l1 and feed out to l2 adding strappers as norm and link neutrals together on feed in/out

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