Quartz crystal units for frequency control and selection; part 2: guide to use of quartz crystal units for frequency control and selection; Section one: quartz crystal units for microprocessor clock supply; identical with IEC 60122-2-1:1991
Edition 1992-08

Digital audio tape recorder; reel-to-reel system using 6,3 mm magnetic tape for professional use; part 4: magnetic tape properties; definitions and methods of measurement (IEC 61120-4:1992); German version EN 61120-4:1992
Edition 1993-11

Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment; section 1: Vibration tests (sinusoidal) (IEC 60255-21-1:1988); German version EN 60255-21-1:1995
Edition 1996-05

Magnetic powder cores - Guidelines on dimensions and the limits of surface irregularities - Part 1: General specification (IEC 63182-1:2020); German version EN IEC 63182-1:2020
Edition 2021-06

Calculation of load capacity of bevel gears - Part 1: Introduction and general influence factors
Edition 2024-06

Activity measurement methods for the clearance of radioactive substances and nuclear facility components - Part 7: Ground surfaces and excavated soil
Edition 2017-08

Test methods for electrical materials, printed board and other interconnection structures and assemblies - Part 5-503: General test method for materials and assemblies - Conductive anodic filaments (CAF) testing of circuit boards (IEC 61189-5-503:2017); German version EN 61189-5-503:2017
Edition 2018-01

Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 13: Lists of properties (LOP) for Pressure Measuring Equipment for electronic data exchange (IEC 61987-13:2016); German version EN 61987-13:2016
Edition 2016-12

Methods of measurement for equipment used in terrestrial radio-relay systems; measurements for sub-systems; stand-by channel switching equipment; identical with IEC 60487-2-2, edition 1981
Edition 1987-03

Dependability management - Part 3-3: Application guide - Life cycle costing (IEC 60300-3-3:2004); German version EN 60300-3-3:2004
Edition 2005-03