CENELEC - EN 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: | CENELEC |
| Publication Date: | 1 April 2021 |
| Status: | active |
| Page Count: | 20 |
| 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
EN IEC 60051-4
April 1, 2021
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);
•...
November 1, 1989
Direct Acting Indicating Analogue Electrical Measuring Instruments and Their Accessories Part 4: Special Requirements for Frequency Meters
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