NEN EN IEC 61869-3
Instrument transformers - Part 3: Additional requirements for inductive voltage transformers
|Publication Date:||1 November 2011|
|ICS Code (Measurement of electrical and magnetic quantities):||17.220.20|
This part of IEC 61869 applies to new inductive voltage transformers for use with electrical measuring instruments and electrical protective devices at frequencies from 15 Hz to 100 Hz.