I.S. EN 60255-8:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ELECTRICAL RELAYS - PART 8: THERMAL ELECTRICAL RELAYS
Hardcopy , PDF
10-08-2013
English
01-01-1998
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
PREFACE
SECTION ONE - GENERAL
1 Scope and object
2 Definitions
SECTION TWO - REQUIREMENTS
3 Standard values
4 Accuracy
SECTION THREE - TEST METHODS
5 Tests related to operating characteristics and accuracy
6 Tests for thermal requirements
Figures
Appendix A - Characteristic curves, cold curves
Appendix B - Characteristic curves, hot curves
Appendix C - Example for determining accuracy
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
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