recorded

recorded

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  1. F

    Zs values recorded results.

    Evening everyone, I was taught when carrying out Zs testing to test both L-PE and L-N and record the highest result of the two tests for my Zs column. However, speaking with a friend he informed me that this is wrong as Zs = Ze + (R1+R2) and not (R1 + RN) which is right and never crossed my...
  2. Z

    Security system question

    I have a four camera wired system. I fancy adding a 5th camera. I have an idea that someone may have invented a splitter box that could rotate from one camera to another say every 30 seconds - so that you can cover 2 areas for the price of one channel on the recorder. any other ideas would be...
  3. S

    NICEIC Certification Scheme Consumer Unit Installation Up to Scratch??? NICEIC approved Installer.

    Hi. I'm newly qualified as a domestic installer so well aware I've got a lot to learn about the real world but... I looked over a friends consumer unit today. It was recently installed by a NICEIC approved spark. I noticed lots that didn't seem right to me, and I'd appreciate some feedback on...
  4. D

    Second supply line to relay

    Hi, Have a general question here that's not in any way a loaded one, more out of curiosity as I always like to learn how things work. Such a thing would actually be impossible now because the switchboards are locked by the electrical company as well. The builder of the house we live in now, in...
  5. B

    RCBO adapters BS number

    Advise on the following please? when using the clip in RCBO adapters (to convert MCBs) what should the BS number be recorded as on the cert? My guess is 61009 but as I haven't actually got rid of the 60898 should it still be recorded as that? cheers
  6. P

    recorded cpc size

    on a schedule of circuit details for a installation certificate, under the circuit conductors cpc size in mm², what should be recorded when a SWA cable has been used but one of the inner conductors is used as the cpc (say single phase circuit supplied by 2.5mm² 3 core, 1 x phase, 1 x neutral, 1...
  7. J

    Wylex main switch

    Hi , could someone help me please , I did an eicr yesterday. Few questions now the ccu is the old Wylex board with push in type mcb's 3871 type , what is the main switch bs en number ? Can I say its a limitation as it's not evident ? the Ze I recorded is 0.63 ohms it's a tncs , is this a c2 or...
  8. M

    Meggar MFT1502 For sale

    As above for sale, it has a brand new calibration certification and comes complete with the original carry case and all leads, the tester is in good condtion and is for sale at £250.00 which includes first class recorded next day delivery, PM me for further details, no negotiation on price for...
  9. P

    IET Code of Practice

    A chance to find out about the implications of the IET Code at FREE 4th Edition Code of Practice Seminars from Seaward
  10. A

    Voltage recorded when switch is off?

    I am installing ceiling fan and when the ceiling wires (two) are tested for the presence of AC voltage and the wall switch is OFF, I read 50 VAC. When switched on the VAC reading is 117 VAC. I am using a T5-600 Fluke multi-tester in the "V" position. Should I continue with this installation...
  11. P

    testing

    hi can anyone tell me if i need to take a zs from each circuit i install or will one be just fine at furthest point.
  12. 1

    What's the highest you've recorded for a 100A fuse?

    Yes Maximum Demand again lol I just tried to make the title a little more curious to get people to look ;) Just playing with some maximum demand figures, started with 226A and got it down to 104.65A Just wondering what id the highest figure you have recorded for a 100A fuse? Is it actually...
  13. S

    addition of new circuit

    When a new circuit has been added to an installation. Is that one circuit the only one to be recorded on a new test sheet or do the other circuits need to be recorded on the same sheet?
  14. E

    2 x Brand New Di-Log Voltage & Continuity Testers

    Hi guys, I recently borrowed a few testers to do a review which I will be posting on here soon. However I couldn't get hold of either of the new Di-Log testers on loan so I went and purchased 2 today. They have only been out of the box for 5 minutes to do a quick review in my garage and are...
  15. U

    Under floor heating tests?

    Anybody seen these for the guarentee? Was unsure how to test. did a resistance test (R1)......instructions gave a predicted resistace per matt, added these together and recorded on guarentee...........this was spot on a confirmed continuity of matts used.......was a lil stuck for ir test...
  16. R

    What's your lowest Ze recorded on a TT system

    Hi all, As above really, just wondering the best Ze reading you've ever got on a TT system. Best i've found to date is 21 ohms. Just how low is it possible to get? i'm intrigued...
  17. R

    Max PFC to be recorded on DEIC

    Hi all, where stated to record the MAX PFC not the measured PFC where do you atain this value from without contacting the distributer, or can you put the measured value in both boxes? also i noticed on the new 17th edition certs that there is now two boxes under design construction etc...

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