DIN 42523-1 : 1993 AMD 1 1996被替代
DRY-TYPE-TRANSFORMERS 50 HZ, 100 UP TO 2500 KVA - PART 1: GENERAL REQUIREMENTS AND REQUIREMENTS FOR TRANSFORMERS U(INDEX)M UP TO 24 KV
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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