NEN-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：Netherlands Standards
專家解讀視頻
NEN-EN-IEC 61643-352 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
