Inventor

HARR DIETER

DE3 patents

Patents

3 patents

US6437954B1Aug 20, 2002

Residual current device

SIEMENS AG20 citations87

US4860146AAug 22, 1989

Differential current protection circuit breaker

SIEMENS AG8 citations71

US5195008AMar 16, 1993

Differential current circuit breaker and a method of setting the tripping ranges

SIEMENS AG10 citations68