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  1. Soulcraft Electric

    Alterations to an installation with a 1980s (?) Wylex board protected by a single external RCD

    Just carried out a pre-work survey (older property and I wanted to check it over) for a client that wants a few extra sockets and other bits and bobs. The installation has a 5-way Wylex board (I’m guessing 1980s - white/cream plastic) which has had RCD protection added externally at some point -...
  2. M

    Fire alarms non rcd protected? 25 characters

    Hi guys Im curious as to how people wire in smoke and heat alarms in a domestic setting. I know you're allowed to put them with a regularly used lighting circuit or on their own circuit...but....does the circuit that has the alarms on need to be non rcd protected? Or is it a case of it...
  3. Strima

    Internet Security, are you protected?

    Security is not a dirty word Blackadder... Vibrator manufacturing company 'collected users' data' | Daily Mail Online - http://www.dailymail.co.uk/sciencetech/article-5345659/Vibrator-manufacturing-company-collected-users-data.html I would have never thought hacking would be an issue for these...
  4. B

    10mm see protected by 60 switchfuse

    Hi, I'd planned to use 10mm see to supply an annex protected by a Wylex 60a switchfuse. Cable calls suggest that 10mm swa ref method d is good for 60a, even when using the 70deg tables. Instructions with the Wylex switchfuse state that termination are only good for 16 to 35mm cables...
  5. MerlinGremlin

    Do socket outlets in a Pub need to be RCD/RCBO protected!

    What are peoples thoughts on this, should socket outlets in the general public areas be RCD/RCBO protected? I believe they do and have put them down as a C2 on a recent EICR but recently got a phone call to say it's a C3!
  6. B

    EICR IR testing on whole installation with circuits protected by RCBOs

    EICR IR testing whole installation with circuits protected by RCBOs... Say it's a single phase consumer unit, plain main switch no RCCBs, all circuits protected by RCBOs, Is this method acceptable?.... L+N to earth only. Main switch off (safe isolation), all breakers on. Temp link...
  7. C

    schedule calculator apollo 500

    I'm using the inbuilt schedule calculator and get posed with the following options.# Enclosed or protected mains cabling exposed or unprotected mains cabling I guess enclosed means in conduit of some sort but I'm not sure about protected and unprotected mains cable seems a bit vague any ideas
  8. L

    Rcd or not

    Morning guys, Need some quick advise without having to look through the bible to find the answer. Installing a small 4 way unit into a domestic property to supply a new oven which requires 3 seperate supplies of 16amps. Does the new sub board im installing need to be rcd protected or not...
    • Liam howe
    • Thread
    • domestic industrial installer protected rcd
    • Replies: 39
    • Forum: UK Electrical Forum
  9. K

    new user apprentice - batten holder/line conductor termination??

    Hi all, this is my first post on here. I have searched the web but cant find a straight forwards answer (or an answer at all) for this question which is part of my c&g course. - how is pvc insulation protected against high temperature in batten holder type fittings? and also - why do the...
  10. P

    Jacuzzi ... to 702 or not to 702 ...

    Recently been to a site with a 3month old hot tub install that had been done by another sparks, with the IP66 rotary isolator just 650mm from the edge of the Jacuzzi. It is possible to be partially immersed in the Jacuzzi and lean out to operate the isolator. Would you consider this acceptable...
  11. M

    GE RCD query

    Went to a property yesterday to do some odds and sods, replace the cu and do some remedials following a condition report customer obtained prior to purchasing the property. The cu is made by GE and was installed in 1997, half the board rcd protected and half not. One of the observations on the...
  12. T

    RCD Test on lighting circuit protected by RCBOs

    Hi everyone, still training so please bear with me. What is the correct way to carry out an RCD test on a lighting circuit protected by a BS61009 Type B RCBO? I've looked in the regs, OSG and all of my course material but still no actual definitive answer so thought I'd ask here. The reason...
    • traineespark
    • Thread
    • circuit lighting lighting circuit protected rcbo rcbos rcd test testing testing and commisioning
    • Replies: 36
    • Forum: UK Electrical Forum
  13. B

    Cable in narrow space - how to fix it?

    10mm 2+e must run in a 30mm wide gap under floor between wall and joist. Must also be >50mm from surface or enclosed in earthed metal or impenetrable armour. The distance is only 1m. It is not possible to reach 50mm down the gap to fix nail/screw in cable clips. Would any of the following...
  14. P

    Spur and lighting cct off a FCU protected spur?

    I am looking to install power and light into what was a "coal house" that is going to be used to hold a small domestic chest freezer. The room itself is part of the fabric of the house, but is only accessible by an external door. The wiring run will be direct through the kitchen wall into the...
  15. B

    Air conditioning installation - supply options

    Hello, We are having 2 wall mounted split system air conditioners installed. These come supplied with a 13amp plug which will power both the internal and external units. I would like to wire these in for a more permanent and neat installation. Our consumer board only has a single "RCD...
  16. E

    Rcbo On A Busbar Protected By Rcb

    Hi just looking for your opinions on putting an RCBO on as busbar protected by an RCD, the reason i ask is the manufacturer doesnt make a 45A MCB but does make a 45A RCBO. or leave the circuit on a 40A MCB even though the manufacturer of the oven asks for a 45A supply?
  17. R

    Kitchen island sockets

    Hello. I have a new kitchen going in with a island in the middle. A 10mm t&e (protected by a 40A mcb) has been laid under kitchen floor for the hob that's going on it. No other cables can be run to it now. Trouble is I would now like two double sockets on it. Can this be done? I thought...
    • robmw
    • Thread
    • cable circuit island kitchen protected short socket sockets
    • Replies: 7
    • Forum: UK Electrical Forum
  18. D

    EICR code

    I'm doing a EICR on a caravan site. Came across 5 circuits each supplying about 13 16A socket outlets. All are protected by 63 A mcbs and all wired in 6mm twin armoured cable buried underground. The cable rating for the cable is 46A with the ref installed etc. Im undecided if I should code 3...
  19. Z

    Simple question regarding Non RCD protected SWA run from CU

    As the title suggests, I'm running a submain. The space in which I have to work at the supply end is extremely limited though. The CU at the supply where the SWA needs to terminate is mounted on the inside of the external wall in the porch. Ideally, I'd just run the SWA through the wall and up...
    • ZEDEZ
    • Thread
    • cable protected question rcd regarding simple swa through where
    • Replies: 2
    • Forum: UK Electrical Forum
  20. B

    Zs to high on MCCB Protected circuit?

    Hello to the experts of the forum! I am currently checking an installation and the measured r1+r2 of the cable (4c 70mm swa of 550mtrs) is 0.8Ohms using the armourings as the cpc. Ive checked with schneider and the max Zs is 0.38 Ohms (5s disconnection time). This installation is new and i'm...

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