Cover DIN EN IEC 61869-9 VDE 0414-9-9:2019-12
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DIN EN IEC 61869-9 VDE 0414-9-9:2019-12

* German Language Version *

Instrument transformers

Part 9: Digital interface for instrument transformers

(IEC 61869-9:2016); German version EN IEC 61869-9:2019
Class/Status: Standard, valid
Released: 2019-12
VDE Art. No.: 0400352

This International Standard is a product family standard applicable to newly manufactured instrument transformers with digital output. The product standard is composed of IEC 61869-1 and IEC 61869-6, in addition to this standard and the relevant specific standard.
This standard defines requirements for digital communications of instrument transformer measurements. It is based on the IEC 61850 series of standards, UCA International Users Group document Implementation Guideline for Digital Interface to Instrument Transformers Using IEC 61850-9-2, and IEC 60044-8 which is being replaced by this standard. It includes additional improvements including IEC 61588 network based time synchronization.