
CURRENT TRANSFORMERS
出版:International Electrotechnical Committee

专家解读视频
Applies to newly manufactured current transformers for use with electrical measuring instruments and electrical protective devices at frequencies from 15Hz to 100Hz. Although the requirements relate basically to transformers with separate windings they are also applicable, where appropriate, to auto transformers.
BS 3938(1973) : 1973 - Similar to
HD 553 : 200S2 - Identical
BS 7626(1993) : 1993 - Identical
BS 3938(1973) : 1973 - Similar to
VDE 0414-1 : 2001 - Identical
NEN 10185 : 1994 - Identical
CEI 38-1 : 3ED 1998 - Identical
UNE 21088-1 : 95 1M 97 - Identical