1.Certificate:CCC,CTQC 2.Top 10 in china. 3.ISO9001,ISO14001,OHSAS18001 4.Up to 35KV,31500KVA 5.Apply for IEC,ANSI,GB 35KV S9 series oil immersed power transformer:The three-phase oil-immersed distributing transformer applies new type insulating structure and makes short-circuit resistance strong. The iron core is made up of cold-rolled silicon-steel plate of high-quality. high voltage winding ...