Product Type: ZBW20A-XX//□ Main Technical Parameters: The housing is of color composite zinc plate, normal welded structure Capacity range: 30~2500kVA Rated voltage class: 6/10/35kV Protection class: HV room IP33, transformer room IP23, LV room IP33 LV panel, HV panel , dry type transformer or oil immersed transformer could be configured optionally according to user?s demand. Main Service Range: Industrial area ,residential district, commercial center, airport, mobile construction site.