Protection circuit and protection system of electric loop

The utility model relates to a protection circuit and a protection system of an electric loop. The protection circuit comprises a first switch circuit, a second switch circuit, a control unit and an information acquisition unit. The on-off response speed of the second switching circuit is higher tha...

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Bibliographische Detailangaben
Hauptverfasser:	LIU DINGZHONG, WANG GUIGUANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS SYSTEMS FOR STORING ELECTRIC ENERGY TESTING
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Beschreibung
Zusammenfassung:	The utility model relates to a protection circuit and a protection system of an electric loop. The protection circuit comprises a first switch circuit, a second switch circuit, a control unit and an information acquisition unit. The on-off response speed of the second switching circuit is higher than that of the first switching circuit; a first end of the first switch circuit is connected with the control unit, a second end is connected with a power supply in the power utilization loop, and a third end is connected with a load in the power utilization loop; the control unit is connected with the information acquisition unit; the first end of the second switching circuit is connected with the control unit, the second end of the second switching circuit is connected between the third end of the first switching circuit and the load in the power utilization loop, the third end of the second switching circuit is connected with the power supply in the power utilization loop and the load in the power utilization loo