Current-limiter electric switch having a telecontrol suitable fo

Details Current-limiter electric switch having a telecontrol suitable fo Current-limiter electric switch having a telecontrol suitable fo

1984-07-09

1986-04-29

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Automatic circuit-interrupting devices

335 16, 361115, H01H 7500, H01H 7700, H01H 8300

Patent

active

045860114

ABSTRACT:
In a current-limiter electric switch having fixed contacts, movable contacts, remote control means active upon the movable-contact-carrier against spring bias, thermomagnetic protection means being also provided, the remote control means is a solenoid the core of which is directly connected to the movable-contact-carrier and in the excitation circuit of the solenoid contacts are provided, which are opened when controlled by the thermomagnetic protection devices to have the solenoid dropped in the case of overcurrents which cause said protection devices to enter action.

REFERENCES:
patent: 4495538 (1985-01-01), Thomas

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