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  1. E

    Trunking CPC Continuity.

    Hi Guys, an old existing 25mm - TP & N SWA Supply cable is glanded (No Banjo) to a 3" Metal Trunking end cap, & the remainder of the circuit cables are contained in the same trunking forming the CPC back to the Distribution Board. With a method 2 continuity & an insulation test, can you be...
  2. E

    Type of Installation

    Hi Guys, I would like your take on this Installation. The Supply source is in a switch room & the cable is terminated at the rear of Switch Fuse Disconnector, see photos. The intake at the Distribution Panel is also shown. You will see that the Neutral is connected to the panel metal work. The...
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    EICR Responsibilities.

    Hi Guys, I need verification as to who is responsible for 5year Testing & Inspection of commercial units. The tenant or Landlord? Scenario, a unit/ building Electrical Installation ready for renting is Tested & brought up to a current edition of the regs before handing over, Probably a bare...
  4. E

    UPS voltage Rating Specs

    Hi Guys, In IT UPS back up systems is there a general upper voltage rating before the device will compensate for overvoltage or is it down to each manufacturers spec. Have been experiencing reports claiming they have been alerted of overvoltages. This I will need to check out. Many Thanks!
  5. E

    LED Lighting

    Hi Guys, Can you mix Hi Frequency Fluorescent fittings with Led fittings on the same radial circuit? Have 2 led fittings flickering. I know it could be cheap drivers. Also, could anyone recommend 5ft single or double Led 50/80W battens, which are weatherproof for warehouse replacements? I did...
  6. E

    3phase cut out for Isolation

    Hi Guys, Have a situation with a Wylex 60A single phase switch fuse isolator that is overheating & conductor insulation is burnt. It is supplied by 25mm tails from a henley block. There are also more henley block connections across all phases which I don't like at all. Anyway, for safe...
  7. E

    Garage Workshop Electrical Safety

    Hi Guys, Original commercial vehicle workshop Installation has old Wylex single phase RCCB units with 2 socket outlets each. Later someone has installed a new 32 A single phase RFC to each workshop. The RCCB unit is fed from a Hager 32A RCBO . So rcd test trips the RCBO, not the RCCB. Both...
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    High Integrity Earthing

    Hi Guy's, Need your take on a commercial office IT environment. I am getting earth leakage total of 26mA, okay, spread over 22 workstations & 4 Server & ups IT devices, not bad. The power RFCircuits are fortunately spread over a split load board / 2 RCD's. No nuisance tripping reported. Subject...
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    120W LED Corn lamp replacement

    Hi Guys, I have been asked to change Metal halide lamps for LED E40 Lamps in Floodlight fittings. The manufacturer recommends not to fit lamps above 60watt to enclosed fittings, due to overheating. Is there a fan or a way around this. These lights are used all over the garage warehouse & outside...
  10. E

    120W LED Corn Lamp Replacement

    Hi Guys, I have been asked to change Metal halide lamps for LED E40 Lamps in Floodlight fittings. The manufacturer recommends not to fit lamps above 60watt to enclosed fittings, due to overheating. Is there a fan or a way around this. These lights are used all over the garage warehouse & outside...
  11. E

    RF / EMF Interference

    Hi Guys,Haven't posted for a while ,should be retired really but you are never too old to learn. Any solutions to Radio interference caused by LED lighting or Photocells would be be most useful . Many Thanks in advance.
  12. E

    Amendment 3 Consumer Units

    Scenario:- DNO TT Supply from pole to a outdoor meter kiosk(fibre glass) to supply car park lighting on privately owned Business Park. What CU would you guys fit, bearing in mind the new regulation coming into force 1st January 2016. Also what material backing board for mounting the CU & DNO's...
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    Building Control BS7671 Certification

    Hi Guys , Haven't posted for a while. I carry out commercial, industrial Electrical works mainly & on occasions I have carried out Domestic Rewires, probably 1 or 2 a Year. I usually submit relevant certs etc through Building Control of at least 2 Council Authorities without a problem,pay around...
    • Electro-tech
    • Thread
    • becsa bs7671 building building control certification competent control council cps legal person scheme
    • Replies: 20
    • Forum: UK Electrical Forum
  14. E

    JB & CU Guide to the 17th Edition

    Came across these files while surfing ,maybe of some use to beginners. http://download.hager.com/hager.uk/files_download/guides/consumer_unit_guide.pdf 17th Edition Junction Box Guide Hager
    • Electro-tech
    • Thread
    • 17th 17th edition aus edition electricians' talk guide
    • Replies: 1
    • Forum: Australia
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