rings | Page 3

rings

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  1. R

    Cooker testing - help needed

    Hi there - just been out to install a cooker. After confiming that the circuit is OK next was testing the cooker. It is a 2nd hand cooker that the owner bought for £50. Checked earth continuity and that was fine. Moved onto the IR tests. Oven was OK with 33.8M ohms. Then the rings. This is...
  2. E

    r1 r2 testing on rings

    hi guys been using a home made intermediate switch and a drilled plug top for r1 r2 testing on rings. does anyone know if I can buy manufactured versions of these and where?
  3. D

    Spliting into Multiple smaller rings options - comments please

    Hi, I have 2.5mm tw+e on a ring which has now been heavily insulated. (After the wiring work unfortunately) It is not really an option to rewire in 4mm back to the CU, or sufficiantly extract enough of the wires above the insulation. It serves two bedrooms (5 doubles apiece), currently with a...
  4. Q

    insulation test on a ring circuit

    hi there, while completing an insulation test on a ring circuit i have come accross a few problems. insulation between l-e and n-e are fine, 299megs, but insulation between l-n on both up and down rings are showing no reading, any sugestions?? r1 r2 rn are all showing low ohms on both rings, R1...
  5. D

    Two rings in one room

    Hi whilst inspecting a job I have come across two circuits supplied from two different phases how should I deal with this as its supplied from two different boards.
  6. C

    Contactor ok for 2 x 32A rings?

    I've never designed or installed using contactors before but a client has just asked if they can have a keyswitch to knock off 2 ring circuits in an office at the end of the working day. There is currently a small 5 way board with 3 spare ways and 2x 32A RCBOs for the 2 ring circuits. My...
  7. C

    Main D/P Switch size??

    Hi all Looked at a job today and the customer is adding quite a bit onto a bungalow with 2 new extensions.My ? is, will a 100amp main switch be big enough? the new d/b will consist of: 3 x shower circuits, all showers are 10.5 kw 4 x rings 1 x water heater 4 x lighting 1 x heating
  8. K

    builders!

    How lucky am I, the builder has installed the lighting ring!:):)
  9. D

    night mare job

    Trying to locate a ring circuit in a house and so far i have found 3 rings within rings..!! ARGH!!!!! CHIMPS!!!! :eek: any body else had similar encounters!!
  10. S

    mixed ring circuits linked

    i have just looked at a strange house with loads of extensions done. the board isn't labbled up. on turing off the mcbs on two ring circuits its still live unless both are turned off. so i assume at some time a link has been bodged in between the two rings for some sockets. whats the best way...
  11. M

    Asked to change a cu, but rings aren't rings

    I have a customer who I quoted 350 plus parts to change over his cu. Upon testing, discovered that both upper and lower floor rings are not rings or radials. They are trees, one socket wired to another randomely. What regulation is this breaking. I know the wiring is undersized becuase this...
  12. B

    r1+r2 rings

    how many people actualy use a plug top to test r1+r2 as when ever i do it i end up having to undo sockets to gain access to terminal just to ba able to get reliable reading using a plug top can put any where between .2 to .3 on the reading depending of warn pins and yes i do put in plug half a...
  13. S

    Hairdresser - 3 phase

    This is my first post on this forum, so HALLO to everyone! Im nic domestic installer, but because of lack of work at this moment im doing a midle size hairdresser shop. They will have 10 x chairs to serve 10 people at the time, and they need one dbl socket near each chair. I think i will...
  14. P

    2 circuits in one room

    Hi there, Quick question for you all. At work we have just knocked 2 rooms into one large room to make a bigger staff rest room. The sockets in the left half of the new room is fed from the electricians workshop to its left which has its own circuit from the D/B The right half currently has no...

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