... ,CE,ISO,IEC 2:professional manufacturer 3:35KV and below 4:power distribution Oil Immersed PowerTransformerwww.cncelegroup.comOil Immersed Power Transformer 35kv ... ,electric transformer,eletronic transformer,high frequency transformerSpecifications:Overall dimensions(mm): Oil Immersed Non-excitation Tap-changing Transformer of 35kv and below