Direct-current resistive volt ratio boxes (IEC 60524:1975 + A1:1981); German version EN 60524:1993
Edition 1994-08

Direct-current potentiometers (IEC 60523:1975 + A1:1979 + Corrigendum 1980); German version EN 60523:1993
Edition 1994-08

D.C. bridges for measuring resistance (IEC 60564:1977 + A1:1981); German version EN 60564:1993
Edition 1994-08

Inductive voltage dividers (IEC 60618:1978 + A1:1981 + A2:1997); German version EN 60618:1997 + A2:1997
Edition 1999-03

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-37: Examinations and measurements - Endface angle of angle-polished optical fibres (IEC 61300-3-37:2005); German version EN 61300-3-37:2005
Edition 2006-02

Railway applications - Track - Test methods for fastening systems - Part 3: Determination of attenuation of impact loads; German version EN 13146-3:2012
Edition 2012-06

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-17: Examinations and measurements; endface angle of angle-polished ferrules (IEC 61300-3-17:1999); German version EN 61300-3-17:1999
Edition 2000-09

Electrical pressure measuring instruments - Pressure transmitters, pressure measuring instruments - Concepts, specifications on data sheets
Edition 2006-01

Expression of performance of electrochemical analyzers - Part 1: General (IEC 60746-1:2003); German version EN 60746-1:2003
Edition 2003-09

Expression of performance of fluorometric oxygen analyzers in liquid media (IEC 62703:2013); German version EN 62703:2013
Edition 2014-12