I.S. EN IEC 61643-352:2018
Current
The latest, up-to-date edition.
COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTION - PART 352: SELECTI AND APPLICATION PRINCIPLES FOR TELECOMMUNICATIONS AND SIGNALLIN NETWORK SURGE ISOLATION TRANSFORMERS (SITS)
24-04-2018
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.
Dates of withdrawal of national standards are available from NSAI.
National foreword
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
4 Service conditions
5 SIT surge conditions
6 Selection
7 Applications
Annex A (informative) - Lightning overvoltages of
telecommunication line
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Defines the application of surge isolation transformers (SITs) that are used in telecommunication transformer applications with signal levels up to 400 V peak to peak.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (04/2018)
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| DocumentType |
Standard
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| PublisherName |
National Standards Authority of Ireland
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| Status |
Current
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| IEC 60721-3-9:1993 | Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 9: Microclimates inside products |
| IEC 61558-2-4:2009 | Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers |
| ISO/IEC 11801:2002 | Information technology Generic cabling for customer premises |
| IEC 61643-21:2000+AMD1:2008+AMD2:2012 CSV | Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods |
| IEC 61643-351:2016 | Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT) |
| IEC 61558-1:2017 | Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests |
| IEC 60076-1:2011 | Power transformers - Part 1: General |
| IEC 60068-2-2:2007 | Environmental testing - Part 2-2: Tests - Test B: Dry heat |
| IEC 60989:1991 | Separating transformers, autotransformers, variable transformersand reactors. |
| IEC 61340-4-8:2014 | Electrostatics - Part 4-8: Standard test methods for specific applications - Electrostatic discharge shielding - Bags |
| EN 61643-351:2017 | Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT) |
| IEC 60068-2-1:2007 | Environmental testing - Part 2-1: Tests - Test A: Cold |
| IEC TR 60664-2-1:2011 | Insulation coordination for equipment within low-voltage systems - Part 2-1: Application guide - Explanation of the application of the IEC 60664 series, dimensioning examples and dielectric testing |
| IEC 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
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