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  1. ELECNEWT

    How can I teach myself inspection and testing in preparation for my AM2S?

    Chris Kitcher -"Inspection and Testing" book and related videos.
  2. ELECNEWT

    Automatic gyroscope laser level

    I bought the Huepar S03CG-B from Amazon. It has one 360 degree horizontal laser and two vertical 360 degree lasers: this 360 degree arrangements is more versatile than cross line lasers. The green colour is more visible than red lasers. I have checked the accuracy in horizontal and vertical...
  3. ELECNEWT

    Veto spring bag offer 2024

    https://www.ac-one.co.uk/veto-pro-pac-tech-mct-tool-bag-16647-p.asp?gad_source=1&gclid=CjwKCAjwzN-vBhAkEiwAYiO7oBwKtMi6udkAs9Bvd1LYgBix_F8OlokDkWk1B0gmFTBF2rxaYFYG7xoCtQoQAvD_BwE
  4. ELECNEWT

    Green Laser level

    I bought the Huepar S03CG-B from Amazon. It has one 360 degree horizontal laser and two vertical 360 degree lasers: this 360 degree arrangements is more versatile than cross line lasers. The green colour is more visible than red lasers. I have checked the accuracy in horizontal and vertical...
  5. ELECNEWT

    Recommended laundry appliances

    Bosch every time. Had dishwasher , washer and tumble dryer for over 12 years and still going strong.
  6. ELECNEWT

    What is wrong with bonding plastic water pipes and plastic gas pipes ?

    In the event of a fault to earth, the copper pipe would be raised to the same potential.
  7. ELECNEWT

    FST-11a TimeGuard help or replace?

    2. Battery The unit has an in-built non-replaceable, rechargeable battery, which will keep the programmed times during power down situations for up to 4 weeks. The guarantee period was 5 years.
  8. ELECNEWT

    shock!! no trip!

    JUST FOR INTEREST Showing current vs time effects of electric shock.
  9. ELECNEWT

    Is Voltage the Resonance of Electrons?

    Voltage is the potential difference between two points. Current is the flow of electrons caused by this potential difference.
  10. ELECNEWT

    Rechargeable Green Laser Level recommendations

    I bought the Huepar S03CG-B from Amazon. I has one 360 degree horizontal laser and two vertical 360 degree lasers: this 360 degree arrangements is more versatile than cross line lasers. The green colour is more visible than red lasers. I have checked the accuracy in horizontal and vertical...
  11. ELECNEWT

    Laser Levels

    I bought the Huepar S03CG-B from Amazon. I has one 360 degree horizontal laser and two vertical 360 degree lasers: this 360 degree arrangements is more versatile than cross line lasers. The green colour is more visible than red lasers. I have checked the accuracy in horizontal and vertical...
  12. ELECNEWT

    Neutral to earth fault affecting both RCDs

    Test instruments meeting the requirements of BS EN 61557 must perform a pre-check when testing to ensure that the earth potential does not rise to a dangerous level during the test. This will apply to earth loop impedance testing and RCD testing since these tests involve producing a current on...
  13. ELECNEWT

    Loop Impedance reading

    See Chris Kitcher's reference book : Practical Guide to Inspection, Testing and Certification of Electrical Installations
  14. ELECNEWT

    Loop Impedance reading

    In addition to Tel's excellent description and drawing see this link to Chris Kitcher carrying out this method:
  15. ELECNEWT

    CONNECTING EARTH TO DOUBLE INSULATED WALL LIGHT FITTING

    I agree, but it would be no more dangerous than a class 1 fitting that was earthed.
  16. ELECNEWT

    CONNECTING EARTH TO DOUBLE INSULATED WALL LIGHT FITTING

    This is just a hypothetical question. I cannot see any danger in it.
  17. ELECNEWT

    CONNECTING EARTH TO DOUBLE INSULATED WALL LIGHT FITTING

    Is there any advantage, disadvantage or danger in connecting an earth to a double insulated metal light fitting?
  18. ELECNEWT

    Keep getting electric shocks in kitchen.

    Don't forget your boots.
  19. ELECNEWT

    Keep getting electric shocks in kitchen.

    What testing did they carry out?
  20. ELECNEWT

    Notching timbers instead of drilling....

    The strength of a rectangular beam loaded in the vertical direction depends on the second moment of inertia I. Where I= B*D(cubed)/12 . Where B is the width of beam and D is the depth. You need to know the exact dimensions but as an example: for a six-inch-deep beam with a one-inch- deep notch...

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