
Three-phase Oil-immersed Distribution Transformers 50 Hz, From 50 To 2500 Kva With Highest Voltage For Equipment Not Exceeding 36 Kv - Part 1: General Requirements
出版:Asociacion Espanola de Normalizacion

專家解讀視頻
Three-phase Oil-immersed Distribution Transformers 50 Hz, From 50 To 2500 Kva With Highest Voltage For Equipment Not Exceeding 36 Kv - Part 1: General Requirements
出版:Asociacion Espanola de Normalizacion
專家解讀視頻