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IEC 61869-3:2011 ed1.0

Действует
Instrument transformers - Part 3: Additional requirements for inductive voltage transformers — 56 стр.
IEC 61869-3:2011 applies to new inductive voltage transformers for use with electrical measuring instruments and electrical protective devices at frequencies from 15 Hz to 100 Hz. This standard replaces IEC 60044-2: Inductive Voltage Transformers.

This publication is to be read in conjunction with IEC 61869-1:2007.
ICS
17.220.20 Measurement. Including measuring instruments, instrument transformers / Измерения электрических и магнитных величин. Включая измерительные приборы, измерительные трансформаторы