... , Transformer,BKC,JBKDG & SGPower Transformer,Dry type transformer,Three-phase Dry-type Power Transformer,Transformer,SG,DG DG and SG series ... -+402.Altitude:<1000m3.Relative humidity:<90%4.Environnment exists with out gas,steam,chemical deposition,dust or dirt that ... conditions that are not in line with the above stipulations,user shall negotiate with us,Main technical characters1.Input voltage ...