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  1. N

    Customers...sheesh

    Quoting earlier today for extra light in bathroom, checked CU, lighting is not on RCD half of board. Pointed out issue to client and discussed it, i.e. bathroom lights need to be moved to RCD protected circuit or otherwise RCD protected if I am to do the work, client says "Oh, the electric...
  2. N

    Moving A Socket A Few Feet

    Client wants (indoor, domestic) socket moved a matter of a few feet, assuming cable is not to be buried in wall, would you say for regs compliance socket must be RCD protected? I know the answer is liable to be yes because it's adding a new socket and decommissioning the old, but just wanted to...
  3. H

    TT eicr code?

    Hi doing an eicr on a tt system, plastic board, bonding ok! It is a split 16th edition board with 80amp 100m/amp main switch which has the lighting, smokes and boiler on. On the other side is a 63amp 30m/amp rcd protecting sockets, cooker and shower. The Ra is 28 ohms. anyway my interpretation...
  4. E

    Adding a spur to an existing circuit on a BS3036 CU

    Hi there, I'm a newly trained electrician with limited experience and could really use some expert advice. I've searched through the forum about this but have only managed to confuse myself further. I have been asked to add a double socket to a living room ring circuit. My plan is to spur off...
  5. T

    Lighting fused down on 16amp radial

    Hi I've just got to the end of a job in which I installed a 2way RCD protected CCU supplying 1x50a shower circuit and 1x16a radial circuit which consists of a 13a switched fused spur (outside bathroom) for a 2kw bathroom blow heater. Typically now the job is finished the customer has decided...
  6. B

    circuits protected by 100ma

    Hi all What code would you all give for a eicr, where the domestic property circuits are protected by 100ma rcd main switch, myself it think c3
  7. S

    RCD protected ..

    On the coming job i have to do a new wiring on massive shop.Deal its between me and show owned.There its about 200 m2 place with shelf's where shoes and handbag have to display.+ reception + office + 3 toilets + shower .I don't have any problem to to this job but im not clear on the RCD...
  8. I

    Eicr

    metal outside light , no earth , C2 or C3 ?
  9. M

    Garden Socket

    Hi, I'm basically installing a single weatherproof socket in a garden for a pond pump, and I'm wondering if there are any sockets with a stake attached, to knock it in the ground, in situations where there is no permanent fixing point? Just wondering what people have done in this scenario and...
  10. P

    Sub distribution supply fault protection question

    Hi, carried out an inspection this week on an installation which consisted of two phase three wire to a small building from an electrical switch room. The supply is wired using 25mm LSF/SWA protected by BS-88 at the sub. At the building the supply is terminated into a 947-3 isolator and then...
  11. J

    Will a reading higher than given in 7671 for Zs values be okay if protected by RCD

    I might be COMPLETELY wrong.... but I have recently finished my level 3 in college and I'm sure I was told that if a Zs value is higher than the max reading in BS7671 it's okay if it's protected by a 30mA RCD, so it passes. I sort of remember writing 'satisfactory' on the test form next to Zs...
  12. J

    test rig with fault causing fault elsewhere

    :confused5: I have been asked to wire up a couple of CU on plug tops on a display for tenants to show how to go about basic fault finding before they send for a call out . I used 2 wylex boards , one with dual rcd and one with none . I put a neutral earth fault but that resulted in the plug...
  13. driverman

    Lay - Z - Spa installation help reqd.

    Hi Guys, Customer has brought a Lay-Z- Spa pool (basically an inflatable hot -tub) which comes with pre-wired plug top and flex for the pump/heater controls etc. The pool will be positioned outside, rear of detached garage. I proposed wiring an outside weather proof skt which will be RCD...
  14. S

    Garage RCD question.

    Right here's the info...there's a small 2-way consumer unit in a external garage. Just a 40A main switch with two MCB's one for lights & one for sockets. Was adding lights & sockets today & the guy I work with said that as we were adding to the circuits we'd have to replace the main switch with...
  15. S

    MCB Submain and RCBO Protected circuits

    Hey guys! I have recently been ask to install a submain to a customers workshop. The installation I was going to use was a 100mA DP Timedelay RCD with a 32A MCB at the supply origin for the SWA submain. In the workshop I was wondering if I can install and DP Isolator with RCBOs to protect the...
  16. T

    RCD doesnt trip on test.

    Hi I have a 6 way split load board located in the shed and served by 10mm SWA. Anything on the unprotected side of the board tests and works fine. However this is not the same for the protected side. I can plug a radio in and the circuit does not trip, but if I use the lawn mower or a drill the...
  17. M

    Supply to submain no rcd.

    I've been asked to do some minor alterations to an out house which is supplied from CU in main house. Now the new CU in outhouse has RCD protected circuits but the supply from main house is not RCD protected. The cable is a 20m run in hightuf clipped to outside wall clearly visible. Should I put...
  18. electrosparks

    smoke detection/rcbo yes or no

    HI SPARKYS JUST A QUICK BIT OF ADVICE REQUIRED. HAVE RECENTLY BEEN TO PRICE A DB CHANGE OF THE DUAL SPLIT LOAD VARIETY.and noticed the instal has a dedicated smoke detection circuit .Now i have also noticed that this circuit is buried in plaster (through a safe zone) and in fact all circuits...
  19. M

    Volt drop from radial spurred from ring main.

    I'm installing a gate supply at the end of a customers garden. My plan is to spur off internal ring main and run a radial roughly 100m to end of garden. Providing the long run cable is of adequate size to sustain 230v to the end of the garden am I right in thinking that I can tee off again at...
  20. A

    Garage to be protected by an RCD

    Hi, I am an industrial electrician and have been asked by a friend to do some work on their house. I would like some advice on RCD's. I have been asked to install a light and a socket in a garden shed. I am planning to supply the shed via the garage which already has a supply from a 32a...

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