I.S. EN 60051-4:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DIRECT ACTING INDICATING ANALOGUE ELECTRICAL MEASURING INSTRUMENTS AND THEIR ACCESSORIES - PART 4: SPECIAL REQUIREMENTS FOR FREQUENCY METERS
Hardcopy , PDF
04-06-2021
English
01-01-1990
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Applies to direct acting indicating analogue frequency meters, and to associated non-interchangeable accessories.
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