Direct acting indicating analogue electrical measuring instruments and their accessories - Part 8: Special requirements for accessories (IEC 60051-8:2017); German version EN IEC 60051-8:2018
Direct acting indicating analogue electrical measuring instruments and their accessories - Part 8: Special requirements for accessories (IEC 60051-8:2017); German version EN IEC 60051-8:2018
Direct acting indicating analogue electrical measuring instruments and their accessories; part 8: special requirements for accessories (IEC 60051-8:1984, edition 4); german version EN 60051-8:1989
Draft Document - Transmitters for using in industrial-process control systems - Part 3: Methods for performance evaluation of intelligent transmitters (IEC 65B/828/CDV:2012); German version FprEN 60770-3:2012
Current and voltage sensors or detectors, to be used for fault passage indication purposes - Part 1: General principles and requirements (IEC 62689-1:2016); German version EN 62689-1:2016
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding (IEC 61557-4:2019); German version EN IEC 61557-4:2021