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  1. X

    Solar PV Help / Contracting

    Can any one assist, we currently only do 5-10 Residential PV installs per year and are thinking of hanging up our boots due to the amount of legislation, paperwork, etc. We are a well-established construction and electrical contracting company and have a commercial enquiry from one of our good...
  2. A

    Glowworm 18sx boiler + Danfoss Dual zone wireless system. Water not heating

    Hi Guys, We have a Glowworm 18sx boiler. We have 2 zones - one for heating, the other for hot water. All controlled by Danfoss wall panel, thermostats & actuators ( these near cistern ). All this installed end of 2011. The heating zone has thermostat in hall while the water thermostat is near...
  3. H

    Bosch Alternator wiring

    Hi Can anyone confirm this is where this brown spade connects too on a late bay vw alternator diode holder? (Never let your dad dismantle your alternator then leave the country) Alan http://i571.photobucket.com/albums/ss159/alanhowieson/Mobile%20Uploads/image_zpsth4rdpmn.jpg Or
  4. P

    PIR Wiring... Please help

    Hi Everyone, I want to install a PIR sensor in my garage so thatthe lights automatically switch on and want to wire from the light switch.(Basically use the PIR as a second switch) I have installed 1 switch as permanent on/off and 1 switch toisolate the PIR, so i can switch off the PIR or have...
  5. I

    Room Thermostat comes on and off too regulary

    I over the last few days and noted that the room thermostat,located in the hall,comes on between every 10-13 minutes and stays on for about 20-23mins and then this cycle constantly repeats throughoout the day. Room thermostat is a Honeywell T6360 with lamp and is set to 20c. I also have a wall...
  6. P

    Need help identifying a Service Head fuse

    Hello all I've recently installed a ryefield board and just when I am about to connect itto the service head I find out some one has nicked one of the fuses. I cantidentify it and therefore cant source another one not allowed to post pictures but its ceramic and 45mm wide and 135mm long. I...
  7. S

    Hortsmann E7 Quartz 1 hour Boost Not Working

    Hi.. Can someone help me out with this Hortsmann E7 heater's 1 hour boost. The light comes on when I switch on the 1 hour boost but the heater just does not kick in.. its not heating the water at all.. the main timer and the off peak heating is working fine .. its just the 1 hour boost that is...
  8. M

    Immersion Tripping RCD

    Hey folks just looking for some info here.. Im after changing my element for my immersion as it kept triping the RCD.. I installed a backer bt7 7" Rod, I wired it the following, (1)Live to The Element (2)from the other side if the element I connected it to the L on the immersion (3)Neutral to...
  9. M

    VENI VIDI VICI - Marosz's TURBINE ( small /big pipe = small big wire and electrons )

    FIRST TEST PROTOTYPE MAIN RULE RADIAL FORCES ARE NOT THE SAME BUT MASS M and RADIUS IS THE SAME ? WE NO NEED TO PUSH MASS M OPPOSITE TO MOTION -- we can use only internal forces ( radial forces action without reaction ) PL <span style="color: rgb(0, 0, 0); font-family...
  10. J

    Bosch/Neff Ceramic Hotplate Connections

    Hi, I'm trying to replace one of the hotplate elements (Bosch 180mm 2000w hilight 644726) on my Neff Hob (T1373S0/01). I've received the replacement part but the new one has 5 connections on the wiring block compared to 2 on the old one as you can hopefully see on the pics. I suspect the...
  11. G

    Megger MFT 1552 Multifunction Tester (Package)

    Due to relocating and some unwanted tools I no longer require, I am offering the following items as a complete set. 1 x Megger MFT1552 multifunctional tester, c/w test leads and hard carry case (good condition). 1 x Brother PT7600 Label Maker c/w manual/cd, charger, and carry case (good...
  12. W

    3 Phase 4 wire, Line Harmonics, Common N question

    Theoretically speaking If I have a 3 phase 4 wire supply L1 L2 L3 and N And the 3 hot phases are 120 degrees offset, bar any faults and line harmonics etc, the max load on the common (shared) N, would be that of the heaviest load on a single phase right , EG L1 draws 63a L2 draws 69a and L3...
  13. J

    Advice needed on cooker circuit cable selection

    scenario: old kitchen being replaced cooker circuit protected by (i think) a 30A rewirable fuse 6mm T&E going from DB the the 45A dp cooker switch 2.5mm T&E cable then goes from cooker switch to a double socket plugged into which will be the plug for the cooker and plug for the gas hob's...
  14. T

    House to Garage Mains supply for pottery kiln

    Hi forum! I'm not an electrician...I thought this was a good place to get some advice on my situation though. I've just bought an electric pottery kiln - 230 volts, 26 amps, 5980watts, which I plan to use in a detached garage in our garden -approx 10 metres from closest house wall, and 20...
  15. bartkusal

    Ge rcbo

    Hi all, Just a quick one, can anyone advice where I can get General Electric 6A 30mA RCBO type B, looked on int. couldn’t find, just type C. Seems that it very unpopular. Alternatively, what other RCBO will fit that board, the board was installed in 2000, it is a split board, only half...
  16. R

    ELECSA Certification Scheme Thought i would share what elecsa said

    After quite few threads ive seen here on whether care-homes is Commercial or Domestic and notifiable or not, i spoke with Elecsa and they advised that work im doing in a care-home WOULD BE notifiable....Reason being that the requirements of Part P states on page 5, The example of Appication: A...
  17. bartkusal

    comercial board change

    Hello everyone and HNY. I need clarification on this: I been asked to change the fuse board in commercial premises, it is a sub main SP board in a basement area. The earthing cable/cpc to board is the armor of SWA cable, all circuits to the accessories has the cpc via metal conduit. I had a...
  18. G

    Neutral is re-earthed in the control panel

    I have bought a house in Bulgaria which needs to be rewired I have been doing a bit of research into how the electrics should be wired in Bulgaria and came across this useful PDF document by Legrad, 'International electrical standards & regulations'...
  19. V

    What make this 4mm solar cable?

    Hi, Dos any one know what make is this 4mm cable. My instaler telling me that is Nexans Energyflex. Please see attached picture http://img824.imageshack.us/img824/3754/p1030388k.jpg
  20. C

    Isolation switch for boiler supply?

    Been asked to look at a house on a small development completed about 5 years ago. Really messy situation involving builders and houses having no completion certificates or even planning permission in one case. Gas central heating is installed but the boiler is wired up straight to a 6 amp...

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