BACKUP CONTROL DEVICE

PROBLEM TO BE SOLVED: To provide a backup control device capable of suppressing an unintentional action caused by a motor the normal and reverse rotations of which are both utilized.SOLUTION: The control unit 60 of a backup control device 12 actuates a second relay 96 and starts a backup circuit 68...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	OCHI KAZUNARI, SHIOIRI KENJI, KATSU MIZUKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BASIC ELECTRIC ELEMENTS CONTROL OR REGULATING SYSTEMS IN GENERAL CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS CONTROLLING CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES FUNCTIONAL ELEMENTS OF SUCH SYSTEMS GENERATION MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS PHYSICS REGULATING RELAYS SELECTORS
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