IEC 61643-21:2000+AMD1:2008 CSV
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Note: a more recent version of this publication exists
IEC 61643-21:2000+AMD1:2008+AMD2:2012 CSV
|Publication type||International Standard|
|TC/SC||TC 37/SC 37A - Low-voltage surge protective devicesrss|
|ICS||29.240.10 - Substations. Surge arresters|
|File size||2597 KB|
The following test report forms are related:
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