HD 428.3:1994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 - Supplementary Requirements For Transformers With Highest Voltage For Equipment Equal To 36 Kv
出版：Harmonization Documents
专家解读视频
S1 [31/03/1994]
CEI 14-16 Ed. 1 (1997) - Identical
BS 7821-3:1995 - Identical
DIN 42500-3 (1995-04) - Identical
NFC 52 112-3:1995 - Identical
UNE 21428-1-2:2004 - Similar
UNE 21428-1-1:2004 - Similar
UNE 21428-1:2006 - Identical
SS 427 02 01-3 Ed. 1 (1995) - Identical
