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EN 60051-4:1989

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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

Published date

16-11-1989

Superseded date

06-05-2021

Superseded by

EN IEC 60051-4:2021

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Applies to direct acting indicating frequency meters, and to non-interchangeable accessories used with frequency meters.

Committee
CLC/TC 85X
DevelopmentNote
To be read in Conjunction with EN 60051-1 (04/2001) Supersedes HD 233 (07/2004) Also numbered as BS 89-4(1990) and IEC 60051-4 (10/2005)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Superseded
SupersededBy
Supersedes

BS EN 50171:2001 Central power supply systems
BS EN 60694:1997 Common specifications for high-voltage switchgear and controlgear standards
I.S. EN 60694:1999 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
CEI EN 50171 : 2002 CENTRAL POWER SUPPLY SYSTEMS
I.S. EN 61143-1:1995 ELECTRICAL MEASURING INSTRUMENTS - X-T RECORDERS - PART 1: DEFINITIONS AND REQUIREMENTS
BS EN 60896-11:2003 Stationary lead-acid batteries. General requirements and methods of test Vented types. General requirements and methods of tests
EN 61143-1:1994/A1:1997 ELECTRICAL MEASURING INSTRUMENTS - X-T RECORDERS - PART 1: DEFINITIONS AND REQUIREMENTS
EN 50171 : 2001 COR 2001 CENTRAL POWER SUPPLY SYSTEMS

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