
Three-Phase Oil-Immersed Distribution Transformers 50 Hz, From 25 Kva To 3 150 Kva With Highest Voltage For Equipment Not Exceeding 36 Kv - Part 1: General Requirements - National Complementary Annex
出版:Asociacion Espanola de Normalizacion

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Three-Phase Oil-Immersed Distribution Transformers 50 Hz, From 25 Kva To 3 150 Kva With Highest Voltage For Equipment Not Exceeding 36 Kv - Part 1: General Requirements - National Complementary Annex
出版:Asociacion Espanola de Normalizacion
专家解读视频