H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
H01H19/46—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having three operative positions, e.g. off/star/delta
Dispositif de commande d'un appareil de coupure electrique comportant un dispositif de signalisation de la soudure des contacts, et appareil de coupure electrique comportant un tel dispositif
Dispositif de signalisation d'un defaut electrique dans un appareil de protection electrique, et appareil de protection electrique comportant un tel dispositif.
Steuervorrichtung für elektrischer Schutzapparat wie ein Schutzschalter mit einer Anzeigevorrichtung zur Auslösung, und Schutzschalter ausgerüstet mit einer solchen Vorrichtung