Mechanical five-prevention lock

The invention provides a mechanical five-prevention lock. The mechanical five-prevention lock comprises m inlet lines and n outlet lines, wherein the m inlet lines and the n outlet lines are connected through a key in-out device, an mth breaker and an mth earthing switch are sequentially arranged on...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	YI YONGLIU
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES RELAYS SELECTORS
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