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NEN-EN-IEC 61643-21/A2

Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods

active, Most Current
Organization: NEN
Publication Date: 1 February 2013
Status: active
Page Count: 28
ICS Code (Power transmission and distribution networks): 29.240
ICS Code (Substations. Surge arresters): 29.240.10

Document History

NEN-EN-IEC 61643-21/A2
February 1, 2013
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.
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.
September 1, 2001
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Is applicable to devices for surge protection of telecommunications and signalling etworks against indirect and direct effects of lightning or other transient overvoltages.
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