Concerns requirements and tests, in addition to those given in chapter 1 of HD 553, that are necessary when inductive current transformers are used with electrical protective schemes in which the prime requirement is the maintenance of a defined performance up to several times the rated current when the current contains an exponentially decaying d.c. component of defined time constant.
WITHDRAWN
EN 60044-6:1999
99.60
Withdrawal effective
Oct 23, 2015
PUBLISHED
EN 61869-2:2012