Protection device capable of prolonging service life of metering box of electric energy meter

The invention, which belongs to the technical field of electric facilities, discloses a protection device for a metering box of an electric energy meter. The protection device comprises a metering boxbody and a return mechanism. The metering box includes a box body and a box door; a rotating shaft i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG YUNJUN, ZHOU GUANGSHENG, LI CHAO, SUN MINGZENG, CAO SHUAI, WANG JIANXING, DONG LI, QIAO MINRUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING
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