A SPRING OPERATED ACTUATOR FOR AN ELECTRICAL SWITCHING APPARATUS

The invention relates to a spring operated actuator for an electrical switching apparatus. It includes an opening spring (3), a closing spring (4) and a damper (18) for the closing. According to the invention the damper (18) is a rotary air damper (18) with components that rotate relative to each ot...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	STAFFAS, DANIEL, HOLMAN, MATS
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES RELAYS SELECTORS
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