EN 61643-21:2001/A1:2009
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Amendment of
Published date
08-04-2009
Superseded date
29-09-2025
Sorry this product is not available in your region.
| Committee |
CLC/TC 37A
|
| DocumentType |
Amendment
|
| PublisherName |
European Committee for Standards - Electrical
|
| Status |
Superseded
|
| Standards | Relationship |
| BS EN 61290-3-2:2008 | Identical |
Summarise
Access your standards online with a subscription
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.
Sorry this product is not available in your region.