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  1. Moaz

    Sub Board?? How shall I go about it?

    Im starting fresh electrical work on a new build. The mains is coming on the ground floor, from there I need to wire 3 more CU. What's the best way to go about it? So altogether there'll be a CU on each floor. Ground floor, first, second and third. 4 CU's altogether. What do you guys reckon?
  2. mrloy99

    medical locations query

    excuse the paraphrasing .I'm trying to figure out if lighting circuits in group 1 /2 locations HAVE to be on rcd.or if it depends on...eg...unprotected cables in a metal stud wall ...or if it is in a room containing shower 710.411.3.2.5 says ..in medical locations of group 1 & group 2...WHERE...
  3. L

    Underground HV cable & Communication separation distance

    Hi, Is anyone can suggest me, what is the separation distance between underground HV cable and Communication cable? An existing communication duct is found across the new HV cable route whilst new trench is dug for HV cable laying. Is there any reference or literature that mention about the...
  4. T

    Scam or No Scam ? That is the Question

    Right, Im full time employed by my local council. I also do a lot of work on the side for myself (mostly domestic). Am registered with HMRC as self employed. Have done for 2-3 years now. Never joined a scam, just carried my work out to BS7671, provided a certificate, and never had a problem...
  5. H

    Mobile Unit install - Cable

    Installing sockets in a mobile unit/vehicle. Was going to use T&E but just looked in regs and it says bs6004 "flexible cables should be used". In regards to flexible cables am I right in presuming it must actually be flex cable or should T&E be sufficient? Also installing a mains socket inlet...
  6. keniff

    Domestic Replacement shower

    If your replacing a shower like for like power wise, are you under any obligation to supply rcd for this? As no alteration has been made to the circuit and no change of opd has been done?
  7. P

    polarity testing

    hi guys, could do with some help. I undetand how to do my polairy testing on a normaly circuit. e.g lighting circuit. but how do you do polarity testing of the incoming supply? thanks
  8. S

    EPC - new guidelines for issuing

    Thought this may be of interest to everyone before 1st August Special Scheme Operating Requirements Top Tips We received revised Scheme Operating Requirements from DCLG yesterday that affect all EPBD products – DEA, CEA, OCDEA and PBEA. The new SORs will be implemented as of 1 July 2012 and...
  9. B

    new member - trainee

    I i'm Ben Fisher from walthamstow. im currently in my first year doing level 2 City and guilds with the OLCI Construction training. I have done 4 of the hand in tests but need to get on with the practicals. I have my 2nd to do in July. Hopefully all being well i shall have completed level 2 at...
  10. R

    Plug socket type on construction site?

    BGB (section 704) states that plug sockets on a construction site if over 16A must be commando type. Thats the only mention of sockets I can find, can I assume that 1363 sockets can be used in a temporary office area (probably a porter-cabin) that is generally waterproof etc? Thanks.
  11. E

    Architect Specification for PV job

    Hi Guys Just wondering if anyone could help me with this. I have to submit a quotation for a job but its larger than I have done before. The electrical AC side I havent a problem with its more the PV spec. So here is what I'm working with- The contractor shall allow for the supply and...
  12. E

    Architect Specification for PV job

    Hi Guys Just wondering if anyone could help me with this. I have to submit a quotation for a job but its larger than I have done before. The electrical AC side I havent a problem with its more the PV spec. So here is what I'm working with- The contractor shall allow for the supply and...
  13. P

    Domestic Is it ALWAYS incorrect to put a switch in the Neutral line?

    I have a tank for collecting rainwater from various roofs, fitted with a submersible pump for pumping the water back out again. Since the water is required only intermittently for watering plants and washing cars, it makes little sense to keep the pump and system pressurised 24/7 – but since...
  14. D

    how to buy a fully approved niceic company

    hello lads im getting sick of being let down off subbies so im intrested in buying a nic enrolled company im a spark with 17th and done my testing does any one know the criteria of how to buy one do you have to keep their QM or can i appiont myself as QM tranferring business address ect i know...
  15. S

    Domestic RCDs

    Hi all, I've tried searching but every time I hit the 'search' button, it takes me out of the forum! Set up: 6-way consumer unit (changeover). 30mA rcd controlling 4 power (32+32+16+40) mcb's + 2 6a rcbo's for lighting. I've done all the testing. Voltage 247v. Everything fine but.... Upon...
  16. P

    New Hilti Drill

    Bosch compact watch out :D TE 4-A22 Cordless rotary hammer
  17. D

    Conductors carrying low voltage.

    In page 90 of Brown book (16th Edition) (sorry guys I haven't got my red book 17th Edition yet) Reg 515-01-02 reads; 515-01-02 Where equipment carrying current of different types or at different voltages is grouped in a common assembly (such as a switchboard, a cubical or a control desk or...
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