Intelligent grounding early warning device

The utility model discloses an intelligent grounding early warning device, which comprises an electric leakage potential safety hazard monitor and a leakage current sensor, the electric leakage potential safety hazard monitor comprises a shell, the top of the shell is provided with a photovoltaic pa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YUAN QI, PAN TAO, CUI LIJUN, ZHANG PING, XIAO LIANGYUAN, LEI QUANXUE, XIAO XIANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses an intelligent grounding early warning device, which comprises an electric leakage potential safety hazard monitor and a leakage current sensor, the electric leakage potential safety hazard monitor comprises a shell, the top of the shell is provided with a photovoltaic panel, the front side of the shell is provided with a loudspeaker and a display screen, and the side wall of the shell is provided with a leakage current sensor interface and an LED alarm lamp. A control mainboard and a lithium battery are arranged in the shell, and a main control chip, a charging and discharging module, a current sampling processing module, an alarm lamp driving circuit and a voice module are arranged on the control mainboard. The intelligent grounding early warning device can detect the leakage current of the power equipment in real time and give an alarm in real time when the leakage current of the power equipment exceeds the alarm threshold value, the problem that in the prior art, potential safe