DIN EN IEC 61557-1 PDF

Published Date: 12/01/2022

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 1: General requirements (IEC 61557-1:2019); German version EN IEC 61557-1:2021

Published Date: 02/28/2018

Draft Document - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements (IEC 85/607/CD:2017)

Published Date: 11/30/2007

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements (IEC 61557-1:2007); German version EN 61557-1:2007

Published Date: 10/01/2013

Instrument transformers for 50 Hz, U<(Index)m> 0.72 kV to 52 kV - Part 9: Voltage Transformers U<(Index)m> = 12 kV and U<(Index)m> = 24 kV - Narrow design, main dimensions, indoor type

Published Date: 11/01/2017

Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts (IEC 60051-1:2016); German version EN 60051-1:2017

Published Date: 07/01/2022

Direct acting indicating analogue electrical measuring instruments and their accessories - Part 9: Recommended test methods (IEC 60051-9:2019); German version EN IEC 60051-9:2021

Published Date: 06/01/2003

Voltage measurements by means of standard air gaps (IEC 60052:2002); German version EN 60052:2002

Published Date: 01/01/1979