IEC 60618 Edition 1.1 (1978-01)

IEC 60618:1978+AMD1:1981 CSV covers 'precision autotransformers', 'decade transformer dividers', 'inductive dividers', 'ratio transformers', etc. Classification, limits of intrinsic error, conditions for the determination of intrinsic errors, permissible variations, additional electrical and mechanical requirements, documentation, markings and symbols. For measuring transformers intended to supply a burden, see IEC 60186.
THIS CONSOLIDATED VERSION CONSISTS OF THE FIRST EDITION (1978) AND ITS AMENDMENT 1 (1981). THEREFORE, NO NEED TO ORDER AMENDMENT IN ADDITION TO THIS PUBLICATION.