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[Successful test] Anti-overload protection circuit

 
Overview
The circuit is copied from Zhou Guangx's "Shield for Electronic Beginners!" Teach you how to make an overload power-off protection circuit》

B station video

CSDN link

Instructions:

  1. Power on, turn the potentiometer counterclockwise to the maximum value, press the button, and the relay will close.
  2. Slowly turn the potentiometer clockwise until the relay just opens
  3. Rotate the potentiometer counterclockwise a little, press the button, the relay will close, and you can start using it.
  4. When a circuit is overloaded. Short circuit, the relay automatically disconnects
  5. After removing the fault, press the button to continue using

QQ picture 20210706165716.jpgQQ picture 20210706165712.jpg

参考设计图片
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