... phase oil immersion power transformer 2,high efficiency,low loss 3,Low losses and Low Noise Describtation of the product:The three-phase ... T 7595-1987 JB/T 3837-1998technical data:1) Rated Power: 30~2500kVA2)Rated HV: 6KV,6.3KV, 10KV, ... LV: 0.4kV,0.415KV,0.38KV4)Phase No. :single or three;5)Rated frequency: 50Hzor 60 Hz;6) ... type: oil nature, oil cooling 10kV, S9 ,3 phase oil immersion power transformer