
Direct acting indicating analogue electrical measuring instruments and their accessories - Part 5: Special requirements for phase meters, power factor meters and synchroscopes (IEC 60051-5:2017)
出版:Comitato Elettrotecnico Italiano

专家解读视频
This part of IEC 60051 applies to direct acting indicating phase meters, power factor meters and synchroscopes having an analogue display.
IEC 60051-5 : 5.0 - Identical
EN IEC 60051-5 : 2018 - Identical
IEC 60051-5 : 5.0 - Identical
EN IEC 60051-5 : 2018 - Identical