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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
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 18.11.2009
The information about the standard:
Designation standards: UNE-EN 61643-21:2002/A1:2009
Note: Change
Publication date standards: 18.11.2009
SKU: NS-562067
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Spanish technical standard
Category: Technical standards UNE
The category - similar standards:
This change (correction) applies to this standard:
UNE-EN 61643-21:2002
Show all technical information.
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
Selected format:Show all technical information.
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