Sanmi On-Line Vacuum Oil Purifier is designed to purify the onload transformer.
Through the dehydration, degassing and fine filtration process, the dissolved water, dissolved gases and particles can be removed completely to upgrade the properties of transformer insulating oil.
With special tool and interlock safety system equipped, Sanmi on-line vacuum oil purifier is ideal for heavy duty transformer that unable to shut down the power.

1. On-line Vacuum Oil Purificiation without need to shut down the operating Transformer.
2. Foam control and interlock alarm system ensure the safety oil purification process.
3. No air bubble generate during operation
4. Fully automatic operation with PLC control enable for unsupervision on-line oil purification.
5. Free maintenance in vacuum chamber
6. Flow Rate selection switch (5 types selectable)
7. Easy operation

Transformer insulating oil containing 10% to 12% of dissolved gas and 50ppm of dissolved moisture, dielectric strength can be upgraded to following after single pass.
20kV breakdown voltage can be improved to following after single treatment. dielectric strength can be upgraded to following after single pass.

1. Road Trailer, standard speed 25km/Hr(Maximum speed:80km/hr), casters
2. Weather-proof metallic enclosure
3. Rainproof tarpaulin cover, with zipper
4. On-line moisture content detector
5. Remote control: Operation monitoring from control room