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  1. D

    Test certificate for new installation of SWA

    I recently installed a length of SWA. When testing and certifying, do I simply use a domestic electrical installation certificate and test at the start of the cable (at main CU) with the sub CU isolator off? Would I need to do each circuit on the sub CU also, or just one set of tests for the...
  2. L

    Lighting fault which I cant explain!

    Fellas Had a call out to a tripping MCB, 6A Starbreaker, the kitchen lights trip the breaker intermit idly. The lighting arrangement is 5 X 35w LV Halogens on a wire rail, voltage is stepped down via one 210VA transformer, I tested the cable from the switch (looped N) to the transformer L-N...
  3. richardg

    Supplier service head and cut out fuse needs replacing?

    Hi all I completed my first EICR a couple of days ago and some of you have helped with the codes, a major concern I had was the age and condition of the service supply head. As you can see from the photos the wiring looks 30+years old with a tangle of wires going everywhere. Do I call out SSE to...
  4. K

    calculating csa of earthing conductor with BS1361 fuse

    Maybe I'm overlooking the obvious but how would you calculate the min. csa of an earthing conductor of say a tn-s system when there is no time/current graph for a 1361 fuse in the BGB? Do you just obtain If from Uo/Ze and then use this in the adiabetic equation. Ta
  5. H

    Does anyone Know of a silent thermostat?

    I am off up north at the start of July to do a Buddhist monastery's PAT testing. The abbot has a heating thermostat in his room that makes too much noise, humming etc and it is disturbing his meditation and he wants me to change it. Does anyone know of a thermostat that is quiet when installed...
  6. A

    Cooker cable - blowing fuse!

    Hello all, I have changed the cable on my Smeg SUK91MFA cooker as the old one was damaged. The cable terminates into a standard 13A plug and had been fine for years. I replaced the cable like for like and replaced the original plug back on. I wired the cooker end of the cable L-N-E from left to...
  7. D

    JIB Electrotechnical Certification Scheme (ECS) JIB Technician Grade

    Hi Guys, Ive been looking at the JIB technician grade, it says the 'City & Guilds of London Institute Electrical Installation Work Part III Course Certificate (or approved equivalent)' is required I cant seem to find any details/info on this course anywhere. Does anyone know if it has been...
  8. S

    2357 is to be replaced

    Speaking to my old lecturer today, he told me the colleges are empty with the introduction of the 2357 as the qualification is only really suitable for apprentices. Summit skills have admitted it was a mistake and it is going to go back to a similar sylabus as the 2330 except with a different...
  9. Z

    transformers/dimmer

    My dimmer switch servicing six 12volt MR16 went. Pushed it in and nothing happened, no click. Replaced it with new component. Stil did not work. Replaced the two transformers. Still does not work. Any advice/tips before I call in an electrician?
  10. M

    Gas meter replaced, then combi boiler starts leaking gas?

    Hi Guys I had our gas meter replaced for a new one the other day, and since then, when we turn on the central heating there was a smell of gas. I assumed that the gas meter wasnt fitted properly so I called out the gas company yesterday, however they have told me there is nothing wrong with the...
  11. J

    How old does a cutout need to be to get the DNO to replace?

    How old does a cutout need to be to get the DNO to replace? Midlands (ex central networks) I have a old metal box (see pic) that I would like to get replaced?
  12. J

    Metal cut out, can I get it replaced

    I have an old metal service head cutout, I am not sure if it is neutral fuses, or bridged. I have not investigated further due to its age (certainly prewar and the oldest install I have seen( Will the DNO (west mids ex central networks now WPD), change such a service head, or is such a cutout...
  13. M

    Crabtree C50 breakers.

    HI all, what BS number is the crabtree c50, if there is one? are thay acceptable as PIR reports, say a sub main 16 amp feeding a caravan ( fixed static ) with an old ELCB? any thoughts regards P.:crazy:
  14. T

    3 phase meter

    Hi there i was called today to replace a 3 phase meter at the side of a consumer unit because it didnt work,i have replaced it with a new one and the dial on the meter still does not go round. I have replaced all 8 cables as was but am now wondering if they are in the correct order. Can anyone...
  15. Z

    Used or new Megger 1552 ?

    Hi guys, I am ready to buy my first MTF. I want the Megger 1552. Question is should I buy a new one with 3 years warranty or go for a cheaper version and buy a used one without warranty or calibration certificate? Thank you!
  16. P

    Old CU replaced with new 17th edition

    Hello everybody, I have a few questions, which I would appreciate any answers to. Firstly, for a radial circuit, single socket, with 2.5mm cables T&E about 2 metres long, just for general domestic use in a hallway, what rating of type B circuit protective device would you recommend? Secondly...
  17. T

    C&G 2372 being replaced

    I see from the C&G website that the 2372 PV installation course is being phased out and replaced with something called '2399 - Award in Environmental Technologies'. Award in Environmental Technologies | Construction and Building | City & Guilds...
  18. B

    Makita 18v li-lion Combi Drill (BHP451Z)

    I have the Makita lxt 202 drill set. Combi and impact drill. This week the combi drill has started, how do you say, locking the bits in that I'm using. Thus being really difficult to get out and having to use waterpump pliers on the chuck to release the bits. I was wondering does anyone have...
  19. P

    Bathroom pull switch

    Hi guys replaced a bathroom pull cord five months ago, it was damp inside but broken so I replaced. Went back today and inside is damp and slightly corroded. pull cord is near (abouit 8 inches) from shower cubicle. Do they make IP rates pull switches? Ceiling is solid concrete with steel conduit...
  20. L

    Immersion Heater fault

    I have an immersion heater controlled by an horstmann economy 7 Quartz timeswitch that will not heat the tank. The whole heater unit was replaced only a few weeks ago, and I replaced the timeswitch like for like in january last year and the thermostat had already been replaced 3 times in the...

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