Measuring relays and protection equipment - Part 181: Functional requirements for frequency protection (IEC 60255-181:2019); German version EN IEC 60255-181:2019
Edition 2020-02

Printed boards - Part 1: Generic specification (IEC 62326-1:2002); German version EN 62326-1:2002
Edition 2002-12

Engineering survey - Part 4: Deformation measurements
Edition 2010-09

Image quality assurance in diagnostic X-ray departments - Part 150: Acceptance test of medical radiographic and fluoroscopic X-ray equipment
Edition 2022-01

Multimedia systems and equipment - Colour measurement and management - Part 6: Front projection displays (IEC 61966-6:2005); German version EN 61966-6:2006
Edition 2006-09

Measurement of the Electrical Properties of Microwave Tubes; Part 1: Terminologie
Edition 1978-09

Design guide for railway vehicles and their components - Bolted joints - Part 4: Securing of bolted joints
Edition 2021-11

Multimedia home networks - Home network communication protocol over IP for multimedia household appliances (IEC 62457:2007); German version EN 62457:2008
Edition 2008-07

Sectional specification: magnetic oxide cores for linear transformers; german version EN 125200:1991
Edition 1993-02

Physics of radiation in the field of optics and illuminating engineering; definitions and constants of radiation physics
Edition 1982-03