DISPOSITIVO DI COMANDO E CONTROLLO DI INTERRUTTORI DI ALTA E MEDIA TENSIONE

An actuation and control device for opening and/or closing high- and medium-voltage circuit breakers having at least one fixed contact and at least one moving contact, comprising actuation means which are operatively connected to the moving contact and supply the energy for performing the opening/cl...

Full description

Saved in:
Bibliographic Details
Main Authors ELLI ENRICO, MONTELAGHI FABIO, PIAZZA COSTANTE, SFONDRINI LIBERO
Format Patent
LanguageItalian
Published 24.07.1998
Edition4
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
Online AccessGet full text

Cover

More Information
Summary:An actuation and control device for opening and/or closing high- and medium-voltage circuit breakers having at least one fixed contact and at least one moving contact, comprising actuation means which are operatively connected to the moving contact and supply the energy for performing the opening/closure movement, the particularity of which consists of the fact that the actuation means comprise a servomotor, an electronic control and power supply unit, and elements for transmitting motion, and that the actuation means and/or the coupling between the fixed contact and the moving contact are such as to achieve a desired speed of the moving contact at the instant in which it separates from the fixed contact.
Bibliography:Application Number: IT1998MI01730