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  1. A

    changing plugs during PAT tests

    Posted this in the main forum, just realised this forum was here... I have just completed a basic PAT test qaulification ( PAT Testing Course Training - PAT Training courses for Pat Testing in the UK ) this allows me to inspect, test and report. If however i find a plug that needs replacing...
  2. C

    Are string inverters safe during a house fire ???

    Hi everyone, I'm new so please be gentle with me. My husband a fire safety officer and has been asked to look into the possible complications of solar during a domestic house fire. He has looked at enecsys micro inverters and understands that these are safe because the system shuts down when...
  3. H

    During ‘The Twelfth Five-Year-Plan’, solar thermal production is expected to increase

    During "The Twelfth Five-Year-Plan", solar thermal production is expected to increase 20 percent than “The Eleventh Five-Year-Plan” in China. According to the China Securities Journal which reported on April 14, Luo Zhentao, director of China Association of Rural Energy Industry, China...
  4. R

    Usage of a building during a PIR.

    One of my sample questions for my 2391 tonight asks about what the building being tested can be used for while it's being tested, but I can't find the answer in GN3 any ideas?
  5. H

    Low system output during indian summer?

    Hi Guys, Anyone else noticing systems not reaching very high power outputs during the last week of sunny weather? Any if so any idea why? I'm an installer, not a system designer, so maybe there is an obvious answer to this that I am missing? We commissioned 12 systems on thurs and fri last...
  6. P

    Sanyo HIt Hybrid panels

    Hi Today I went to complete a survey for a customer. During our conversation I asked about any thoughts on the make of panel you may want. The reply was anything but a sanyo HIT panel. I was rather suprised by this and asked why. During the customers research they had seen that the thin film...
  7. P

    Forms during Installation

    I am just in the process of getting ready for assesment. I was wondering if anyone has any advise on forms they are using or pre-made for checks during installation and commissioning. This includes forms for proving the incoming inspection was completed and the process inspection during...
  8. N

    Undervoltage in Supply System Voltage

    Hello All...this is my first post and straight away I start with my doubts,which are bothering me since long. I reside in India, where the nominal Single Phase supply voltage is 240 volts 50 Hz. As per the National Grid Code, voltage variation in the range of +/- 6% is allowable. In another...
    • nmaverick
    • Thread
    • aus between during earth supply system voltage volts
    • Replies: 1
    • Forum: Australia
  9. B

    Bad things found during a PIR

    Hi All, I have been doing a domestic PIR due to an install from 2007 where the supposedly NICEIC 'sparks' refused to sign the certificate. Anyway my client asked if I would sign it for them. I have refused due to some of the things I found.... Enjoy these: I like the earth wire used as...
  10. N

    Ring main fault located during periodic

    A little while ago i put a post on a thread regarding a periodic i carried out on a small bungalow where there was no continuity on all three conductors of the ring and testing showed a very high Zs reading 2.64 althought the insulation was ok , well today ive been back to the property to...
    • nickblake
    • Thread
    • aus circuit during fault found main periodic ring ring main round socket wired
    • Replies: 8
    • Forum: Australia
  11. K

    Refurb of Emergency Lighting - Temporary em Lighting during construction???

    Morning! Got a question relating to Emergency lighting please. I work on a industrial pharmaceutical production site, over the next 4years we are bringing all the em lighting up to the latest BS, as it has been neglected for years & years. We have got the situation in one building where...
    • KINKY
    • Thread
    • canada construction during emergency emergency lighting lighting refurb temporary
    • Replies: 7
    • Forum: Canada
  12. S

    Found During I&T

    i have just inspected a couple of buildings & found several problems. 10mm to 2.5mm with no inline fuse/mcb for a lighting cct. 4mm lighting cct protected by 32A Type C leadfing to the Zs falling outside the tabulated values but protected by RCD so gets away with it, not correct i know...
  13. J

    Pir

    When carring out Peridic Inspection and Testing to a Installation in say a factory and the work has to be done during normal working hours of the factory What must be agreed with the client during the timing of the inspection?
  14. G

    IR Testing.

    On a two way lighting circuit ( wired in singles) how many times do you have to test to include the strappers? Is it as simple as Switch One and then Switch two? (so two tests) Or Sw one, Sw two,Sw one again and the Sw two again. If the latter is correct, that is four tests? Or am I missing...
  15. S

    Contactum RCBO won't trip during test

    Hi again, just considering whether I'm going crazy or I've got a duff RCBO. Perhaps someone will help me see the light either way. Quite prepared for the former! Installed it yesterday and when I got to doing the certificate I couldn't get it to trip. It's one of the ones with no earth wire...
    • Smugley
    • Thread
    • aus button contactum during megger rcbo sounds test trip whether won't works
    • Replies: 4
    • Forum: Australia
  16. S

    Caution! - Do Not View During Or After Eating

    Call to price a new CU :eek:
  17. G

    What causes flickering lights during a storm

    During thunder and lightnening what is the exact reason for lights dimming, flickering and cutting out momentarily? I have read a few reasons on the web such as - Lightning strikes a wire, the protective circuitry on the power line sees this as a short circuit, and disconnects the wire to...
    • Gravid
    • Thread
    • aus during flickering lighting lights
    • Replies: 1
    • Forum: Australia

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