CEI EN 61643-21/A1:2010
Superseded
Superseded
View Superseded by
Low voltage surge protective devices Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Amendment of
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
08-01-2010
Publisher
Superseded date
01-15-2021
Superseded by
US$74.62
Excluding Tax where applicable
This variant introduces changes to the articles from the first to the sixth and adds annexes D and E.
| DocumentType |
Amendment
|
| Pages |
0
|
| ProductNote |
THIS STANDARD ALSO REFERS:ITU K.65 THIS STANDARD IS IDENTICAL:EN 61643-21/A1:2009
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
Summarise
US$74.62
Excluding Tax where applicable