NF C93-330*NF EN 61797-1:1997 Transformers and inductors for use in telecommunication and electronic equipment. Main dimensions of coil formers. Part 1 : coil formers for laminated cores.
1997NF C93-330*NF EN 61797-1:1997 Transformers and inductors for use in telecommunication and electronic equipment. Main dimensions of coil formers. Part 1 : coil formers for laminated cores.