### This is embarrasing..

An error occurred while processing the form. Please try again in a few minutes.

### This is embarrasing..

An error occurred while processing the form. Please try again in a few minutes.

# IEC 60051-4

## Direct acting indicating analogue electrical measuring instruments and their accessories title - Part 4: Special requirements for frequency meters

active, Most Current
 Organization: IEC Publication Date: 1 August 2018 Status: active Page Count: 30 ICS Code (Measurement of electrical and magnetic quantities): 17.220.20
##### scope:

This part of IEC 60051 applies to direct acting indicating analogue frequency meters of the following types:

• pointer-type frequency meters (as defined in 3.2.11 of IEC 60051-1:2016);

• vibrating-reed frequency meters (as defined in 3.2.12 of IEC 60051-1:2016).

This document also applies to non-interchangeable accessories (as defined in 3.1.23 of IEC 60051-1:2016) used with frequency meters.

### Document History

IEC 60051-4
August 1, 2018
Direct acting indicating analogue electrical measuring instruments and their accessories title - Part 4: Special requirements for frequency meters
This part of IEC 60051 applies to direct acting indicating analogue frequency meters of the following types: • pointer-type frequency meters (as defined in 3.2.11 of IEC 60051-1:2016); •...
January 1, 1984
Direct Acting Indicating Analogue Electrical Measuring Instruments and Their Accessories Part 4: Special Requirements for Frequency Meters
Part 4 of the standard applies to direct acting indicating analogue frequency meters. This part also applies to non-interchangeable accessories (as defined in Sub-clause 2.1.15.3 of Part 1) used with...