NF EN IEC 61643-352:2018現行
Components for low-voltage surge protection - Part 352 : selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
出版：Association Francaise de Normalisation
專家解讀視頻
This part of IEC 61643 covers the application of surge isolation transformers (SITs) that are used in telecommunication transformer applications with signal levels up to 400 V peak to peak.
IEC 61643-352 : 1ED 2018 - Identical
EN IEC 61643-352 : 2018 - Identical
EN IEC 61643-352 : 2018 - Identical
IEC 61643-352 : 1ED 2018 - Identical
