... and electroplate,traction rectifier transformer for first grade.Vacuum immersed dry-type transformer has several advantages,withstanding heat shock ... protection requirements of high, big load fluctuation and dirty wet environment.Such as: airports, power plant, metallurgy, hospital, ... : 0.5KVTechnical parameters of 10KV H grade series vacuum immersed dry transformer Spec. NO. &capacityLoss (KW)No-load ...