BS EN IEC 60051-9:2021

This standard BS EN IEC 60051-9:2021 Direct acting indicating analogue electrical measuring instruments and their accessories is classified in these ICS categories:

• 17.220.20 Measurement of electrical and magnetic quantities

This part of IEC 60051 applies to direct acting indicating analogue electrical measuring instruments and their accessories and gives guidance for applicable test methods and for the performance of test equipment.

This document does not apply to:

• special purpose instruments that are covered by their own IEC International Standards;

• special purpose devices that are covered by their own IEC International Standards when they are used as accessories.