... )lowest price,best quality Tech data of 10kv,11kv SZ9 series on-load regulation distribution transformer1. Dtandards: GB1094-1996; JB/ ... details see technical data sheet)Features:New type of SZ9 series three phased oil-immersed transformer uses new structures of ... -shortcut etc. Which approach advanced international standards Comparing to S7 series, the no load loss decreases 10.25% in average, ...