isolator

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  1. R

    1.5mm coming from a 20a isolator

    What is people’s opinion on 2.5mm swa entering a rotary isolator and a 1.5mm swa leaving on a 20a mcb? Having a bit of a discussion with a colleague.
  2. Loki

    Shower Isolator yes or no as safe isolation

    Hi, Just want to get some clarification on something for my NVQ portfolio. I have changed a shower & done the testing etc & have written this up for my portfolio. In my write up, I said I safely isolated the shower supply via the shower isolator switch which was located in the bathroom next to...
  3. R

    Security Roller Shutter Door Isolator

    Hi All I'm trying to find an isolator that will take a class 4 security padlock for a factories roller shutter door, this is to comply with their latest insurance assessment. Can anyone point me in the right direction please? The usual 16/32A rotary isolators do not have a big enough hole for...
    • robbo777
    • Thread
    • door isolator roller security shutter
    • Replies: 17
    • Forum: Electrician Forum
  4. B

    16A rotary isolator help

    Currently have feed to 16A rotary isolator, I’m gonna come of this with 2.5mm to a socket then to a fused connection unit to feed 2 lights if lid this ok
  5. L

    Consumer Unit - Isolator and earthing

    In the future I would like the upgrade the consumer unit within my flat as to be able to add additional circuits (as the current one is plastic and is tiny). However there is no means of isolation from the incoming supply, there is also no earth from the incoming supply either which is another...
  6. D

    Certificate for replacing a main 200amp isolator

    Hi Guys just replaced a 200 amp main isolator in a factory along with a replacement 3 phase board should you do an installation cert or a minor works as it's like for like
  7. cprfenom

    How are fuses installed in this isolator

    Hi All, Probably an obvious and stupid question, but how do the HRC BS88 Fuses get mounted in this Isolator
  8. E

    Broken 13A Switch Fused Isolator?

    Whilst checking for a tripping RCD I found that a 13A Switch Fused Isolator, for a double socket behind a washing machine and a dryer, was giving various voltage readings when in off position, 240v when on and stayed at 240v when switched off. This video shows the problem...
    • Electron
    • Thread
    • broken fused isolator switch
    • Replies: 11
    • Forum: The Welcome Forum
  9. K

    Lovely old Isolator found in Cellar

    Found this in the cellar of an old house in Durham... The neutral is fused so I’m guessing it’s “really old” Any body know roughly the era it would be?
    • KEV 1 N
    • Thread
    • anybody found isolator old their
    • Replies: 27
    • Forum: UK Electrical Forum
  10. F

    Bathroom extract isolator

    Hey peeps, I have a movement sensor in my en suite which turns on the extract fan. Trouble is, it's been installed so that it only triggers the fan when the light switch is on. I want to rewire it so that the fan comes on irrespective of whether the light is on or off (but obviously still...
  11. I

    Mccb used as main switch isolator

    A question regarding the use of a mccb as a 3 phase main isolation switch to a DB. Is it a necessity? Current set up is I have a 3 phase 70mm supply feeding a DB. The origin of this supply is unknown, hence I’m getting northern power out to investigate as the main cut out earthing arrangement...
    • Ian1981
    • Thread
    • isolator main main switch mccb switch used
    • Replies: 8
    • Forum: UK Electrical Forum
  12. B

    Remote Isolator On Locked Disboard/CU

    Afternoon All, Maybe an odd question. For the last 8 years I've been in this industry I have always fitted single and 3 phase disboard/CU's with locks and no remote isolator other than on a locked main panel. I'm on a new job where we are using a mix of Siemens 3 phase boards and Crabtree...
  13. M

    New fan isolator switch - different markings

    Just joined for help - hello all :) I am NOT an electrician, but I am able to switch off the supply to change light switches and plug whatever was in L1, L2 or Common into the new switch. I bought a new chrome fan isolator switch today to replace a nasty plastic one however, and the markings...
    • mik
    • Thread
    • different fan isolator new switch
    • Replies: 35
    • Forum: UK Electrical Forum
  14. J

    X3 isolator switches blown for zip inline water heater

    Hi, Got sent to a job today at student halls of residence. They have had 3 45 amp isolator switches blow in the last month for the zip inline water heater. As shown in pictures, the water heater is being fed by a B40MCB and then in to a 45 amp isolation point above the door, then to the heater...
    • Jakegood
    • Thread
    • blown heater inline isolator switches water zip
    • Replies: 13
    • Forum: The Welcome Forum
  15. P

    Mains isolator query

    A fellow electrician wants to install a 100A isolator switch between the meter and cu. Is it correct that this also has to be metal as per 3rd ammendment. The wylex rec2 is plastic so does it need to be changed. Of you could share your expertise please.
  16. T

    DP Isolator - How much???!!!

    Just been quoted £167 + VAT for installation of a DP Isolator (by Western Power Distribution) on a domestic property I've been asked to work on! I generally like to do things "by the book", i.e. I'm not a fuse puller....but at this price I might just change my mind. I assume the lady I spoke...
  17. J

    Brand new still boxed SCHNEIDER 315a SWITCH FUSE ISOLATOR AND EXTENTION B

    Hi guys Had a touch on a recent install wholesalers cocked up and I’m now in possession of a brand new silk boxed SCHENIDER 315a switch fuse and an extension box to suit also shneider free delivery or collection southampton looking for £1300 the trade price is just shy of 2k so a steal
    • James Baldwin
    • Thread
    • brand fuse isolator new schneider still switch
    • Replies: 10
    • Forum: For Sale and Wanted Forum
  18. bigspark17

    Range cooker isolator.

    hi. I have a range electric oven rated at 11.1kw so am running 16mm t&e due to distance & would like opinions on what isolators i could fit. The flex on the range is 10mm 3c so need a large enough isolator to take these comductors. Also positioning of the isolator?
  19. I

    Electrician Jobs Oven switch isolator is missing, C2 on EICR

    Hi All, I'm doing remedial work for one property following unsatisfactory EICR to rectify C2 issues. I'm slightly amused by some quotes left on the report by another electrician. Here it is "No accesible isolator switch for oven" C2 I had a look and found that the oven is 13a rated...
    • Igor Taranenko
    • Thread
    • eicr isolator missing oven switch
    • Replies: 49
    • Forum: Electricians Jobs
  20. S

    Main Fused Switch isolator

    Came across this on an install today and wondering if its correct, Main Fuse was 100A, cables going into a meter then from a meter into a 63A switched fused isolator, Then 16mm Armoured from isolator into fuse board about 15m away. now i'm confused as to why its 100A Main fuse - 63A isolator...
    • Sparky10
    • Thread
    • fused isolator main switch
    • Replies: 11
    • Forum: UK Electrical Forum

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