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RET 54_ Diff6T Differential Protection Application and Setting Guide

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This document provides a comprehensive application and setting guide for the RET 54_/Diff6T differential protection function, covering technical implementations for two-winding and three-winding power transformers, generator-transformer blocks, and frequency converter supply transformers. It details key settings such as vector group matching, CT ratio correction, harmonic blocking, and disturbance recorder configuration.

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