Household electricity leakage protector with leakage current closing
A leakage protector and leakage current technology, applied in the direction of automatic disconnection of emergency protection devices, emergency protection circuit devices, electrical components, etc. problems, to achieve the effect of protecting life safety, increasing the penetration rate of use, and improving flexibility
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[0014] The present invention provides a household leakage protector that can be switched on with leakage current, refer to figure 1 and figure 2 , including an upper cover 1 and a base; the upper cover 1 includes a test jump button 2, a reset button 3, an operating handle 4 and a communication interface 8; the base includes a CPU controller 7, a trip unit 5 and a current transformer 6; The test jump key 2, the current transformer 6, the release device 5, and the communication interface 8 are electrically connected to the CPU controller 7;
[0015] Specifically, when there is a leakage current in the load circuit, the CPU controller 7 reads the output current value of the current transformer 6, and judges whether the leakage current value is greater than 30mA. If it is greater than 30mA, the CPU controller 7 sends a current to the release 5. , voltage signal, the household leakage protector trips normally, and plays the role of leakage protection. If it is less than 30mA, th...
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