How to wire photocell to automatic day-night light|automatic day-night timer switch|ELECTRECA

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  • čas přidán 29. 08. 2024
  • Photocell. A photocell is a resistor that changes resistance depending on the amount of light incident on it. A photocell operates on semiconductor photoconductivity: the energy of photons hitting the semiconductor frees electrons to flow, decreasing the resistance
    A photocell is a device that is used to detect and measure light. The dusk to dawn photocell sensor switch will switch items such as lights and fans on during the night and off during the day. A photocell sensor can be regarded as a transducer that is used to detect the light intensity.
    The way this works is that as the resistance of the photocell decreases, the total resistance of the photocell and the pulldown resistor decreases from over 600KΩ to 10KΩ. That means that the current flowing through both resistors increases which in turn causes the voltage across the fixed 10KΩ resistor to increase.
    GET THIS PHOTO HERE BELOW
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    LEARN HOW TO WIRE MANUAL CHANGEOVER. CLICK ON THE VIDEO BELOW
    • wiring manual changeov...
    • Manual changeover switch

Komentáře • 28

  • @noelfaithfulkari2857
    @noelfaithfulkari2857 Před 3 měsíci

    The video for the contactor wiring . Thanks 🙏 alot

  • @Mushiyi_Patrick
    @Mushiyi_Patrick Před 3 lety +1

    Bro nice explanation I keep looking forward to learn more about this

  • @barakakevinpikes5935
    @barakakevinpikes5935 Před 2 lety

    you are loud and clear sir

  • @muhunyojk
    @muhunyojk Před rokem +1

    Just what I needed 3 years later. I see the 🇰🇪 arm band

  • @user-jw9hp7sz1p
    @user-jw9hp7sz1p Před 6 měsíci

    Xo amazing bro yo da best

  • @BrianBriti-rt1us
    @BrianBriti-rt1us Před rokem

    I like it bro its my dream to learn more and become an engineer

  • @thalenteNkabinde
    @thalenteNkabinde Před 2 lety

    Thax a lot ..i didn't have any idea it was this easy

  • @kizitonkesiga3659
    @kizitonkesiga3659 Před měsícem

    I like it

  • @kibeobed2150
    @kibeobed2150 Před 4 měsíci

    Good job, next time go straight to the installation.

  • @EliasAwandaOduor
    @EliasAwandaOduor Před rokem +1

    Thanks alot bro

  • @T-twalibSaid
    @T-twalibSaid Před 9 měsíci

    good

  • @TerryAssary
    @TerryAssary Před 3 lety

    Nice Video..well explained

  • @musitafawawire2531
    @musitafawawire2531 Před rokem

    Nice one sir...make some for me about 2,3,4- way bulb switches

  • @otim_julius
    @otim_julius Před 9 měsíci

    It's nice explanation but i see, why did it go on when there was already light and it failed to turn off as if you have switched off using the switch

  • @evansmugendi6725
    @evansmugendi6725 Před 11 měsíci

    What of if the lump has earth wire where will it be fixed?I have noteced that you used to wires from the bulb

  • @franklinemaramba879
    @franklinemaramba879 Před rokem

    The sound is clear

  • @tumuhaiseclovice3459
    @tumuhaiseclovice3459 Před 2 lety

    Well understood

  • @hosraiyan
    @hosraiyan Před 2 lety

    Great video bro,you can make another one photocell with contactor?

  • @LionPhiri
    @LionPhiri Před rokem

    You said you will put a link regarding the wiring of the contactor but i cant see it would you please put me through?

  • @otim_julius
    @otim_julius Před 9 měsíci

    I did this very connection for tronic photocell but it kept on , it refused to go off yet it was during day time

  • @emmanueldlamini6622
    @emmanueldlamini6622 Před 4 lety +1

    How many light 💡 bulbs can be connect into one sensor

    • @electreca1
      @electreca1  Před 4 lety +1

      @Emmanuel
      That sensor is 20A, so you must know the total load current before you connect.
      But also you can take advantage of contactor.
      Your sensor can control the contactor,then the load to contactor. Op that helps.

    • @sfourelectricalservices
      @sfourelectricalservices Před 3 lety

      @@electreca1 thanks Man