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CENELEC - EN 61643-21

Low Voltage Surge Protective Deveices - Part 21: Surge Protective Devices Connected to Telecommunications and Signalling Networks - Performance Requirements and Testing Methods

inactive
Organization: CENELEC
Publication Date: 1 July 2001
Status: inactive
Page Count: 61
ICS Code (Power transmission and distribution networks): 29.240
ICS Code (Substations. Surge arresters): 29.240.10

Document History

July 1, 2001
Low voltage surge protective devices Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
This International Standard is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct effects of lightning or other transient...
EN 61643-21
July 1, 2001
Low Voltage Surge Protective Deveices - Part 21: Surge Protective Devices Connected to Telecommunications and Signalling Networks - Performance Requirements and Testing Methods
A description is not available for this item.
July 1, 2001
Low voltage surge protective devices Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
A description is not available for this item.
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