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

Radii
Edition 2002-04

Aerosol containers - Tinplate containers - Dimensions of the 25,4 mm aperture; German version EN 14847:2005
Edition 2006-02

Liming materials - Determination of calcium content - Oxalate method; German version EN 13475:2001
Edition 2002-03

Connector sets and interconnect components to be used in optical fibre communication systems - Products specifications - Part 2-2: FC/APC 8 terminated on IEC 60793-2-50 Category B1.1 and B1.3 singlemode fibre, with full zirconia ferrule, category C; German version EN 50377-2-2:2009
Edition 2009-11

Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units (IEC 60027-3:2002); German version EN 60027-3:2007
Edition 2007-11

Piezoelectric ceramic resonators - A specification in the IEC quality assessment system for electronic components (IECQ) - Part 2: Sectional specification; qualification approval; identical with IEC 61253-2:1993
Edition 1994-12

Office machines - Requirements and tests for the preparation of refilled toner modules for electrophotographical printers, copiers and facsimile machines - Part 1: Monochrome; with CD-ROM
Edition 2020-08

Chain sprockets for chain conveyors and coal winning equipment - Dimensions, requirements, testing
Edition 2002-10

Firefighting and fire protection - Portable positive pressure ventilators
Edition 2024-08