I.S. EN 61643-351:2017
Current
The latest, up-to-date edition.
COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 351: PERFORMANCE REQUIREMENTS AND TEST METHODS FOR TELECOMMUNICATIONS AND SIGNALLING NETWORK SURGE ISOLATION TRANSFORMERS (SIT)
Hardcopy , PDF
English
01-01-2017
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.
National Foreword
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols, abbreviations
and acronyms
4 Service conditions
5 SIT surge conditions
6 Characteristics
7 Ratings
8 Identification
Annex A (informative) - 1,2/50 impulse
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
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