Abb Ag

Wolfgang Pump

Klaus-Peter Eppe

Erwin Muders

Joachim Majewski

Joachim Becker

Albert Stieger

Roland Ritz

Heinz-Erich Popa

Manfred Hofmann

Bernd Siedelhofer

Ralf Wieland

Rainer Ludovici

Wolfgang Suess

Norbert Maschke

Klaus Schich

An installation switching device includes a housing, a main contact point having an arc quenching chamber, an input terminal, an output terminal, an impact-style armature system configured to move the main contact point to an open position, a latching mechanism having a latching point and configured to open an isolating contact point disposed in a secondary current path parallel to a main current path, a main thermostatic bimetallic strip configured to act on the latching point to as to cause the main contact point to remain in the open position, a current limiting resistor disposed in the secondary current path, a selective thermostatic bimetallic strip disposed in the secondary current path and configured to act on the latching mechanism, a handle configured to act on the latching mechanism so as to open and close the main contact point, and a phase connecting rail.

Installation switchgear

Growing community of inventors

Ehrenfriedersdorf, Germany

Wolfgang Pump