The production of SZ9(11) series 35KV is equipped with low-loss transformer, which is in accordance with GB1094.1 "power transformer" and GB/T6451 "three-phase oil-immersed power transformer technical parameters and requirements" standard.The core adopts high quality cold rolled silicon steel sheet,The coil is made of high quality oxygen free copper，beautiful appearance, safe operation, widely used in urban and rural industrial and agricultural power grid.

High reliability, advanced performance level and reasonable economic indicators.

The iron core adopts the three-stage joint of the step ladder, and the surface is painted and cured to reduce the loss and noise.

The winding structure is novel,the oil duct design is reasonable,adopt the new insulation structure,Improve mechanical strength and anti-short-circuit ability.

The oil strip is diversified, beautiful and generous.