POWER SOURCE OPERATION DEVICE OF SWITCH

POWER SOURCE OPERATION DEVICE OF SWITCH

PROBLEM TO BE SOLVED: To facilitate inspection work of a switch at the loss of the power source in a control circuit. SOLUTION: The power source operation device has a terminal for supplying electric power to the control circuit of an operation mechanism part of the switch, a capacitor 31 connected...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NODA TAKASHI, GO TOMIO, KUBOTA NOBUTAKA
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To facilitate inspection work of a switch at the loss of the power source in a control circuit. SOLUTION: The power source operation device has a terminal for supplying electric power to the control circuit of an operation mechanism part of the switch, a capacitor 31 connected between the terminals, and a DC generator 32 to charge the capacitor 31. COPYRIGHT: (C)2006,JPO&NCIPI