IEC 60641-3-1 : 2.0
IEC 60641-3-1 : 2.0
PRESSBOARD AND PRESSPAPER FOR ELECTRICAL PURPOSES - PART 3: SPECIFICATIONS FOR INDIVIDUAL MATERIALS - SHEET 1: REQUIREMENTS FOR PRESSBOARD, TYPES B.0.1, B.0.3, B.2.1, B.2.3, B.3.1, B.3.3, B.4.1, B.4.3, B.5.1, B.5.3 AND B.6.1
International Electrotechnical Committee