I.S. EN 61869-2:2012
Current
The latest, up-to-date edition.
INSTRUMENT TRANSFORMERS - PART 2: ADDITIONAL REQUIREMENTS FOR CURRENT TRANSFORMERS (IEC 61869-2:2012 (EQV))
Hardcopy , PDF
English
01-01-2012
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.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
5 Ratings
6 Design and construction
7 Tests
Annex 2A (normative) - Protective current transformers
classes P, PR
Annex 2B (normative) - Protective current transformer
classes for transient performance
Annex 2C (normative) - Proof of low-leakage reactance
type
Annex 2D (informative) - Technique used in temperature
rise test of oil-immersed transformers to determine
the thermal constant by an experimental estimation
Annex 2E (informative) - Alternative measurement of the
ratio error (varepsilon)
Annex 2F (normative) - Determination of the turns ratio
error
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Applies to newly manufactured inductive current transformers for use with electrical measuring instruments and/or electrical protective devices having rated frequencies from 15 Hz to 100 Hz.
DevelopmentNote |
Supersedes I.S. EN 60044-1 & I.S. EN 60044-6. (11/2012) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
DocumentType |
Standard
|
Pages |
74
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Current
|
Supersedes |
Standards | Relationship |
EN 61869-2 : 2012 | Identical |
IEC 61869-1:2007 | Instrument transformers - Part 1: General requirements |
EN 61869-1:2009 | Instrument transformers - Part 1: General requirements |
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