UNE EN 50464-2-2:2010现行
Three-Phase Oil-Immersed Distribution Transformers 50 Hz, From 50 Kva To 2 500 Kva With Highest Voltage For Equipment Not Exceeding 36 Kv - Part 2-2: Distribution Transformers With Cable Boxes On The High-Voltage And/Or Low-Voltage Side - Cable Boxes Type 1 For Use On Distribution Transformers Meeting The Requirements Of En 50464-2-1
出版：Asociacion Espanola de Normalizacion
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