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tested

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  1. D

    schedules of items tested

    Hi all, trying to get my paperwork in order for upcoming assessment. On the schedule of items tested form sent by ELECSA for insulation resistance readings, there is no column for values between neutral to earth, only live to live and live to earth. Downloaded a sheet from the IET and this one...
  2. H

    32a RCBO Failing 5x with >50v showing

    Hi Circuit Info 32a B RCBO Feeding a Combi Boiler through a FCU in the airing cupboard of the bathroom. Tested at 1/2 Passed tested at 1 > passed reading Oo 20.5 and 180o at 21.3 When testing at x5 the RCBO is tripping but my meter (kewtech KT63) is showing fail >50v Im assuming that this...
  3. B

    Insulation Resistance Testing - necessary ?

    Recently my boss and I were changing a fuse board(old to new). It was a shared house and some of the tenants were out at work and their doors locked. Not knowing what they had plugged in, in their rooms we skipped the Insulation Resistance test. Everything else was tested fine. My question to...
  4. D

    Occasional rcd tripping with microwave.

    Hi folks. Called out to micro tripping rcd occasionally. Customer bought new micro, but that is doing the same. I said, get the new one replaced ...just in case, which he did. Still the same. Only ever happens with the micro Tested rcd and n-e, l-e, rcd testing ok on 0.5, 1X and 5X. Cant...
  5. telectrix

    RCDs and the Importance of the Test Button.

    done a small job today. just a socket & SFCU ( for a light) in customer's shed, on existing feed. feed cable is 2.5mm on a 16A MCB, RCD protected. cable tested OK, installed bits. Zs 2.4Ω. ramp test of RCD, mft reads>51mS. prerssed test button on RCD (which the customer said had never been done...
  6. Davehaywire

    testing dc cables

    well that was fun! very limited testing of dc turned up at job this morning a field of solar panels to test 5 mins instructions off we went carried out irpos to earth array neg to earth array polarity isc with test isolat voc managed to test 1 string pair on 50 invertors not bad for first day!
  7. B

    Shower pull cord burning out

    I have been called back to a job where the pull cord is yet again not working. This is the sencond time they have had this fault.. Take the fitting down and the whole inside is a melted mess.. Now the shower is a 8.5kw fed on 10mm twin and earth on a 32a mcb. Install method B, I have tested R1...
  8. F

    Fire maintenance testing

    Is there anyone who can help how long does it take to test smoke heads in an office enviroment ie covering them with the rod and smoke testing them a company came into are work at weekend 2 men and said they'd tested 300 heads in 2 hours now in my opinion that's not possible your thoughts please...
  9. M

    new rcd failure

    recently saw some "click" c/u advertised at a bargain price at a large local dealer, bought 2 and thought about a bit of extra profit on next job....great. installed one in cumbria (60 mile drive), when i came to test the rcd, it would not trip, either on test button or test instrument. well, i...
  10. C

    megger mft

    Looking to buy a new tester and was just wondering is there much difference between the 1552/1553 and the 1720/1730? I know that the higher spec one has the Bluetooth function but am I as well buying the older version as I plan to buy 2nd hand? Cheers
  11. M

    Main Bonding In Place who Checks every time ZE should be tested each time too...

    I saw the thread about the main bonding checks it got me thinking back to my house bashing days for the local authority they insisted that you checked the ZE or ZS call it what you wish . The MET point take a reading making sure that you have disconnected all main bonding first make a note if...
  12. M

    Shocks off dishwasher

    Had a call For sometime the owner was getting shocks off the dishwasher if they touched the sink at the same time. Tested 103v between the 2 Pat tested the dishwasher found live to metal 0.63 ohms traced fault to moulded plugtop replaced plug all tested fine with over 500M now the problem I...
  13. D

    Economy 7 RCD tripping.

    Hi Guys, An elderly customer has just moved into her new flat, unfortunately her heating on E7 doesn't work. The E7 dist board RCD is tripping (probably as it kicks in). She has two boards, one normal and one E7. The E7 board is feeding three night storage heaters and an immersion heater. All...
  14. H

    Mcb,s,rcbos,etc mounted in an enclosure.

    Further to an earlier post,where I suggested using a din rail enclosure to make up a 2 phase board,in the event of a serious fault with that board, am I right in thinking that the manufacturers of the mcb,s would void the warranty,since they were not fitted in a type tested dis board or consumer...
  15. R

    Electrical Installation Certificate - Schedule of Items Inspected and Tested

    Hi guys, Does anyone have a copy of the Schedule of Items Inspected and Tested explained in more detail? Any reply would be appreciated. Thanks
  16. K

    faulty ONE fittings.

    I recently installed 6 no. One electric 6' twin ncf fittings.When energised, the CU rcd tripped Wiring tested fine and eventually i found that all 6 fittings tripped an rcd adaptor when tested individually. Has anyone else had a similar experience? When the fittings were swapped for Dakal ones...
  17. calpol91

    Customer is asking for hob to be fired up and put on the cert?

    ive just had a text from my customer which follows: Cal, you need to power up the hob mate, first thing in the morning, its part of your remit, should be on the cert, see you there. Weve just finished a full rewire there, all tested, all good and passed, hob working, (its electric FYI) certs...
  18. D

    RCD fail

    Had a RCD fail the 180 deg test today. Works ok if I just do the 1x test, get 6.4 ms, on 5x get 25 ms but if I do the auto test on me megger it fails the 180deg 1x test. I'm presuming its U/S any thoughts guys thanks in advance.
  19. B

    IR testing MICC

    Hi all my problem is when IR testing MICC the readings keep droping to 00M ohms:sad_smile: i have 29 circuits to test in a large building, and the circuits i have so far tested have all been 00M Ohms ? could any one offer me some advice please. Bare 2L 1.5mm MICC. Any other problems i might...
  20. J

    Rented Flat - Oven tripping, Live cables with RCD OFF!

    This is my first post, So i must say hello to all the members! :) Right i have a few questions, This is my first flat i have rented so i am un sure of the rules ect... My oven trips out when it gets hot, Its very old oven its a delonghi eoc360-1g It bypasses the pole switch (oven switch)...

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