
Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V -- Part 1: Standard strength classes and end fittings ( IEC 61466-1:2016)
出版:Osterreichisches Normungsinstitut/Austrian Standards

專家解讀視頻
IEC 61466-1 : 2.0 - Identical
IEC 61466-1 : 2.0 - Identical
EN 61466-1 : 2016 - Identical