1,GB1094.1-5 GB/T6451-1986 2, three-phase oil-immersed distributing transformer 3,rated low-voltage:0.4kV

Summary:

The three-phase oil-immersed distributing transformer applies new type insulating structure and makes short-circuit resistances strong.The iron core is made of high-quality cold-rolled silicon-steel plate.High-voltage winding group is made up of high-quality oxygen-free copper lines and it adopts multilayered drum type structure.All fasteners have been processed with special treatment to prevent them from losening.

StandardsGB1094.1-5    GB/T6451-1986

Technical data: 

1).rated high-voltage: 35, 36.5, 38

2).rated low-voltage:0.4kV

3).connection group:Dyn11 or Yyn0

4).tapping range of  high-voltage:±5% or 2×2.5%

5).Insulating level:LI75AC35/LI0AC5

6).frequency:50Hz

35kV grade S9 series oil-immersed power tansformer