专家解读视频
Covers new inductive voltage transformers used with electrical measuring instruments and protective devices at frequencies from 15 Hz to 100 Hz. Deals with transformers having separate windings, as well as auto-transformers, where suitable, but not transformers used in laboratories.
Supersedes NBN HD 554 (12/2003)
SN EN 60044-2:1999 - Identical
BS EN 60044-2:1999 - Identical
DIN EN 60044-2 (2003-12) - Identical
NF EN 60044-2:2000 - Identical
I.S. EN 60044-2:1999 - Identical
UNE EN 60044-2:1999 - Identical
SS EN 60044-2:2000 - Identical
