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
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