TSE - TS EN 61643-21/A1
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
active
| Organization: | TSE |
| Publication Date: | 19 January 2010 |
| Status: | active |
| ICS Code (Application of statistical methods): | 03.120.30 |
Document History
June 12, 2013
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
A description is not available for this item.
TS EN 61643-21/A1
January 19, 2010
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
A description is not available for this item.
November 29, 2001
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks; Performance requirements and testing methods
Bu standart, toz metalurjisi için malzeme üretiminde kullanılan sinterlenmiş yumuşak manyetik malzemelerin bazı manyetik ve mekanik özelliklerini kapsar.