
Three Phase Dry-Type Distribution Transformers 50 Hz, From 100 Kva To 3150 Kva, With Highest Voltage For Equipment Not Exceeding 36 Kv - Part 1: General Requirements
出版:Nederlands Normalisatie Instituut

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Defines dry type transformers from 100 kVA to 3150 kVA intended for operation in three phases distribution networks, for indoor continuous service, 50 Hz, natural cooling, with two windings: - a primary (high voltage) winding with a highest voltage for equipment of 3,6 kV to 36 kV; - a secondary (low voltage) winding with a highest voltage for equipment not exceeding 1,1 kV.
Supersedes NEN HD 538-1 and NEN HD 538-2. (06/2011)
EN 50541-1:2011 - Identical