PC57.134 - Guide for Determination of Hottest-Spot Temperature in Dry-Type Distribution and Power Transformers
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This guide describes methodologies for determination of the steady-state winding hottest-spot temperature in dry-type distribution and power transformers. This guide applies to all dry-type transformers, including those with ventilated, sealed, solid cast, and encapsulated windings except transformers described as exceptions in IEEE Std C57.12.01.
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