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Holger Hochgraef

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Publication

Featured researches published by Holger Hochgraef.

Archive | 1999

ELECTRONIC TRIPPING DEVICE FOR A CIRCUIT BREAKER

Thomas Müller; Ulrich Baumgärtl; Wolfgang Röhl; Holger Hochgraef

Archive | 1994

Power switch with electronic tripping device

Holger Hochgraef; Manfred Schiller

Archive | 1997

Current transformer toroidal coil with circular winding cross-section

Holger Hochgraef; Ulrich Baumgaertl; Wolfgang Roehl

Archive | 1996

Current detecting device for mounting on a current-carrying conductor

Bernd Ette; Holger Hochgraef; Manfred Schiller

Archive | 1999

Method and circuit for measuring a current

Ulrich Baumgaertl; Wolfgang Röhl; Holger Hochgraef

Archive | 2001

Low-voltage circuit breaker comprising a data memory

Holger Hochgraef; Michael Jankowiak; Jeffery C. Mizener; Aron-Ernst Musiol; Andreas Pancke; Hans Rehaag; Manfred Schiller; Gerhard Tietz

Archive | 1999

Low-voltage (LV) circuit-breaker release

Holger Hochgraef; Ulrich Baumgaertl; Wolfgang Roehl

Archive | 1997

Circuit arrangement for detecting the current of a current conductor in order to activate electronically controllable tripping devices

Holger Hochgraef; Mario Wegener

Archive | 2000

Method for preventing making on electrical short circuits existing in branches and corresponding device

Gerd Griepentrog; Holger Hochgraef; Reinhard Maier

Archive | 2003

Testing arrangement for a power circuit breaker provided with an electronic trip element

Holger Hochgraef; Andreas Pancke; Hans Rehaag; Wolfgang Röhl; Peter Schust

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Wolfgang Roehl

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Ulrich Baumgaertl

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Andreas Pancke

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Hans Rehaag

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Wolfgang Röhl

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Manfred Schiller

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Bernd Ette

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Peter Schust

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Mario Wegener

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Ulrich Baumgärtl

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