Access control system for preventing accidental entry into charged spacing

The invention discloses an access control system for preventing accidental entry into a charged spacing. The system comprises an entry door and door locks. The door locks comprise a mechanical door lock, an electromagnetic door lock and a control system. The control system comprises a DC control pow...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU JIANGANG, PAN ZHONGKAI, SONG XIANQIN, LI SHENGPING, XIE ZHONGLUN, LIAO WEN, ZOU LI, FAN XUNZHANG, SHI WEI, CHEN FENGHE, QIAN YIJUN, LIU RUIGUI, DING YUJIE, ZHOU RUI, CHEN LYU, TAN ZHENLIN, ZHANG XIAOCHUN, ZHANG WEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES RELAYS SELECTORS
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