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Dive into the research topics where Wolfgang Roehl is active.

Publication


Featured researches published by Wolfgang Roehl.


Archive | 1997

Current transformer toroidal coil with circular winding cross-section

Holger Hochgraef; Ulrich Baumgaertl; Wolfgang Roehl


Archive | 1999

Low-voltage (LV) circuit-breaker release

Holger Hochgraef; Ulrich Baumgaertl; Wolfgang Roehl


Archive | 1994

Process for controlling an overcurrent tripping device of a high-speed d.c. circuit-breaker

Wolfgang Roehl


Archive | 2000

Under voltage release with an electromagnet and clocked holding current circuit

Andreas Pancke; Hans Rehaag; Wolfgang Roehl


Archive | 2005

Low-voltage power circuit breaker having an electronic overcurrent release and an operating-state detection device

Andreas Pancke; Wolfgang Roehl; Manfred Schiller


Archive | 2002

Testing device for electrical power switch with electronic protection verifies response parameters of electronic protection

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


Archive | 1999

Actuating circuit for a tripping magnet of a circuit breaker

Ulrich Baumgaertl; Wolfgang Roehl; Holger Hochgraef


Archive | 1999

Method for reproducing direct currents and a direct current transformer for carrying out said method

Ulrich Baumgaertl; Henry Franke; Holger Hochgraef; Wolfgang Roehl


Archive | 1998

Circuit breaker with current supply for electronic overcurrent release

Ulrich Baumgaertl; Wolfgang Roehl; Holger Hochgraef


Archive | 1997

Circuit arrangement for operating an electromagnet

Ulrich Baumgaertl; Klaus Neidhardt; Wolfgang Roehl

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