| Publication CODE |
Title |
| NBN EN IEC 60051-4:2021 (2021-05) |
DIRECT ACTING INDICATING ANALOGUE ELECTRICAL MEASURING INSTRUMENTS AND THEIR ACCESSORIES TITLE - PART 4: SPECIAL REQUIREMENTS FOR FREQUENCY METERS |
| |
| Price Excl. VAT |
Total number of pages, tables and drawings |
|
14.00 €
|
3. |
Description
IEC 60051-4:2018 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).
IEC 60051-4:2018 also applies to non-interchangeable accessories (as defined in 3.1.23 of IEC 60051-1:2016) used with frequency meters.
IEC 60051-4:2018 cancels and replaces the fourth edition published in 1984. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) updating of content in line with new editions of IEC 60051-1 and IEC 60051-9;
b) addition of Annex A to specify the nonconformity classification of test items.
IEC 60051-4:2018 is to be used in conjunction with IEC 60051-1:2016.
|
| Class |
C
|
Available files
ATTENTION: Belgian registered standards (NBN EN or NBN HD) are generally
only available in English or French. Only the cover page is translated
and the document itself is in English or in French.
|
DE version
|
EN version
|
FR version
|
|
| Status |
IEC PUBLICATION |
| Situation |
Currently active
|
|
| Committee |
CLC/TC 85X
Measuring equipment for electrical and electromagnetic quantities
|
| BEC Approval |
2018-10-04 |
| NBN Approval |
2021-05-06 |
| NBN Status |
New |
|
| Date of ratification (d.o.r.) |
2018-10-04 |
| Date of announcement (d.o.a.) |
2021-07-30 |
| IEC file modification date |
2021-05-01 |
|
