Patent ID: 9088152
Filing Date: 2015-07-21
Classification: H02H

Abstract:
1. A leakage detection protection circuit comprising: a power input end having a null wire and a live wire; a power output end having a null wire and a live wire; an induction coil (L a self-excitation coil (L a control chip (IC a silicon controlled rectifier (“SCR”) (V a rectifier diode (V a resistor (R a filter capacitor (C a trip coil (SOL) with built-in iron core; main circuit switches (KR at least one single-pole double-throw analog power supply switch (KR- wherein: when the reset button is in a released state, the analog power supply switch (KR- at the moment when the reset button is pressed, the analog power supply switch (KR- when the reset button is reset, the dynamic contact rod (C) of the analog power supply switch (KR-