UNE-EN 61643-21:2002/A1:2009
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UNE-EN 61643-21:2002/A1:2009

Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
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Publisher Asociacion Espanola de Normalizacion y Certificacion (AENOR)
Publication Date 11/18/2009
Page Count 26
EAN ---
ISBN ---
Weight (in grams) ---

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