Varelen Electric Co., Ltd
Nitrogen filled transformer

GNAN mining transformer

Nitrogen filled transformer

It is suitable for methane gas and coal dust and other explosive danger in the mine.


Technical specifications

1) Rated power: 500kva

2) Number of phases: 3

3) Insulation: VPI

4) Primary voltage: 1000V (tapping:+3*5%)

5) Secondary voltage: 1000V

6) Frequency: 50Hz

7) Vector group: Dyn11

8) Copper windings

9) GNAN (include shell)

10) Primary: Delta Connected Winding  

11) Secondary: Star Connected Winding 

Including the earth screen shield.

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