I.S. HD 428-2-2:1999被替代
Three-phase Oil-immersed Distribution Transformers 50 hz, From 50 to 2500 kva With Highest Voltage for Equipment not Exceeding 36 kv Part 2: Distribution Transformers With Cable Boxes on the High-voltage And/or low Voltage Side - Section 2: Cable Boxes Type 1 for use on Distribution Transformers Meeting the Requirements of hd 428.2.1 s1
出版：National Standards Authority of Ireland
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