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UNE-EN 61643-21:2002
Low voltage surge protective devices -- Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.
Automatically translated name:
LOW VOLTAGE SURGE PROTECTIVE DEVICES -- PART 21: SURGE PROTECTIVE DEVICES CONNECTED TO TELECOMMUNICATIONS AND SIGNALLING NETWORKS - PERFORMANCE REQUIREMENTS AND TESTING METHODS.
STANDARD published on 28.10.2002
The information about the standard:
Designation standards: UNE-EN 61643-21:2002
Publication date standards: 28.10.2002
SKU: NS-562069
The number of pages: 65
Approximate weight : 195 g (0.43 lbs)
Country: Spanish technical standard
Category: Technical standards UNE
The category - similar standards:
These changes apply to this standard:
UNE-EN 61643-21:2002/A1:2009
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Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Change published on 18.11.2009
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UNE-EN 61643-21:2002/A2:2013
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Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Change published on 22.5.2013
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