UNE-EN 61021-1:1997 LAMINATED CORE PACKAGES FOR TRANSFORMERS AND INDUCTORS USED IN TELECOMMUNICATION AND ELECTRONIC EQUIPMENT. PART 1: DIMENSIONS. (Endorsed by AENOR in December of 1997.)
1997UNE-EN 61021-1:1997 LAMINATED CORE PACKAGES FOR TRANSFORMERS AND INDUCTORS USED IN TELECOMMUNICATION AND ELECTRONIC EQUIPMENT. PART 1: DIMENSIONS. (Endorsed by AENOR in December of 1997.)