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  1. L

    3 Phase supply for a single phase board

    Hi all, Im sure I'm right, but thought id check. Ive been asked to wire two flats which are being formed from 1 existing building. The Existing building has just had a new 3 phase supply installed, (i don't understand why). but i only need single phase, but as i have three phase this gives me...
  2. ste mac

    PIR occupancy switch problem?

    Can anyone offer a solution to this problem: Male toilets & female toilets in a village hall both have thier own light switches, but are feed from the same MCB. Both toilets share an extract fan with overrun timer. I have replaced the 2 pole light switches with PIR switches but now when either...
  3. N

    Offshore Electrical Supervisors

    Offshore Electrical Supervisors required for immediate work onboard a Deepwater Construction Vessel currently in a Rotterdam shipyard. Duties will include overseeing work carried out by members of the electrical section on board the vessel. Electricians will be carrying out maintenance, repair...
  4. S

    Bad socket

    A customer telephones and complains that one of the socket outlets that you installed earlier appears not to function. State the procedures you would follow in order to identify the possible cause of this failure prior to visiting the site. open to all suggestions thanks in advance..
  5. A

    Cable sizes

    What is the best way to guestimate or even better correctly identify the CSA of cables which have no markings on them. I would like to know the size of the tails out om my meter, im assuming they are 25mm, but i guess they could be 16mm. It has a 100 amp cut out fuse. One day i will work out...
  6. K

    English….

    English…. Please could we write in English and not TXT mumbo jumbo. I’ve just been trying to read a thread and had to give up. We are supposed to be professionals, not wide boys on a street corner. To translate pls c%d we wrte n eng & not TXT mumbo jumbo. I’ve jst Bin trying 2 rED a...
  7. A

    1000 w dimmer keeps blowing

    Have replaced a dimmer switch for a chanderleer with around 10 bulbs at 40w. Every couple of months the dimmer will blow. I Done insulation test on switch line and light itself and no problems. The light is on from. 8am-8pm most days as its a pub. Any ideas
  8. L

    Temperature control thermostat

    I have been asked to install a 3KW mounted down flow heater with a 7 Day timer next to fuse board and a temperature controlled thermostat in the same room as the heater how do u wire this up do I feed in and out of the 7 day time clock and then take a 3 core from the fused spur to the thermostat...
  9. JD6400

    Are you sure you have all the qualifications needed ?

    I get bloody lost on which hoops we need to jump through to stay qualified !? Here is what i have got , have i missed anything ? 1993 / 2361 part 1 Distinctions and merits 1994 / 2361 part 2 " " " 2004 / 2391 2006 / 2377 2007 / 2381 As i understand it this was a...
  10. D

    Warehouse Job

    Hi lads Just looked at wiring a warehouse about 20m by 20m and thought I'd get some opinions on a few things. I've done a bit of industrial but am 95% domestic. (Not domesticated though) Its an empty industrial unit at the mo with just a new 3phase board and nothing else. Its gonna be used as a...
  11. T

    16th Edition Paperwork

    Hi Guys and Gals. Have been passed some 16th edition minor certs for an installation in feb 2008. 2 of these are for installs in a kitchen. one for the cooker and one for sockets. Question 1. Was a Minor adequate for a special location in the 16th? Question 2. What was the requirement for...
  12. J

    Speed Hump

    Anyone know of any company's where i can purchase a Solid speed hump, that can be fixed to the ground, and conceal a 2.5mm 4core SWA?
  13. R

    tails entering a KMF

    If tails should be no longer than 3metres long and the cables entering a KMF need to be double insulated,what cable should be used when the distance from meter to consumer unit is 7 metres?
  14. A

    Cooker Hood~ Convert from Filter to Extractor?

    Does anybody know if it's possible to change the 'innards' of a cooker hood? I'm wondering of it's possible to replace the filter fan 'module' with a fan that can be ducted to the outside. I would like to think you don't have to buy a whole new hood ......... maybe I'm wrong. Thanks Chaps and...
  15. C

    Metal halide fault 2000w!

    I have 4 independently switched 2000w metal halide fitting on a golf driving range. They all start up ok but after 2 mins or so they will start cycling on and off randomly! I'm getting consistent mains voltage (240) into the transformer and consistent voltage out of the transformer (400v...
  16. VoltzElectrical

    can anyone help??

    I went to a house over christmas where the RCD covering the whole installation kept tripping. I get there and the guy tells me it all started after he changed his outside lights. He's taken them down and taped everything up losing any markings. The circuit is off. I switch it on. No problem...
  17. Y

    new lad

    Hi new to all this, just setting up and spennding a fortune doing it but not able to do the job without the correct tools eh. Just on this looked at getting a wander lead and got a shock " pardon the pun" at the price however spotted one on ebay for half the price of others. got one and its spot...
  18. K

    wiring Data and how it works?

    Hello, this a field of work i havent really touched or done much with and just wanted to get my head round it.., In a commercial building i know that you wire single runs from the patch panel to the outlets within the building, How does it all work, when its all connected up at the patch...
  19. S

    Wireless switches (Lights)

    Got a customer who after a very expensive extension has realised that he has got the switching wrong after all the rooms have been decorated. Is there such thing as wireless system were the unit can site above the ceiling in the loft and be switched by a wall mount remote switch? Thanks
  20. T

    Surface Mounted sockets

    Hi Just looked at a job in a 90 year old building - the customer wants a number of additional sockets, the only existing socket is surface mounted with the T&E chased into the wall. The room full of bookshelves all walls from the floor to the ceiling. I explained that to chase the walls etc...

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