Multichannel digital audio tape recorder (DATR), reel-to-reel system, for professional use - Part 1: Format A (IEC 61595-1:1997); German version EN 61595-1:1997
Edition 1998-07

Integrated Services Digital Network (ISDN); syntax-based videotex lower layers protocols for ISDN packet mode (CCITT Recommendation X.31 case A and case B); English version ETS 300218:1993
Edition 1994-01

Air quality - Standard method for the measurement of the concentration of benzo[a]pyrene in ambient air; German version EN 15549:2008
Edition 2008-06

Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 20 A to 50 A - Part 001: Technical specification; German version ASD-STAN prEN 3662-001:2024
Edition 2024-09

Aerospace series - Circuit breakers, single-pole, temperature compensated, rated currents 20 A to 50 A - Part 001: Technical specification; German version ASD-STAN prEN 3661-001:2024
Edition 2024-09

Aerospace series - Circuit breakers, single-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification; German version ASD-STAN prEN 3773-001:2024
Edition 2024-09

Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification; German version ASD-STAN prEN 3774-001:2024
Edition 2024-09

Aerospace series - Circuit breakers, single-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification; German and English version EN 3773-001:2014
Edition 2015-06

Aerospace series - Circuit breakers, three-pole, temperature compensated, rated current 20 A to 50 A - Part 001: Technical specification; German and English version EN 3662-001:2006
Edition 2008-02

Aerospace series - Circuit breakers, single-pole, temperature compensated, rated current 20 A to 50 A - Part 001: Technical specification; German and English version EN 3661-001:2006
Edition 2008-02