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2015
DATE
05 - 28
What is TAN DELTA testing of transformer?
Tan Delta is also known as the 'loss angle' or 'dissipation factor'. It is used to test the level of degradation in insulation materials of electrical machines and power cables. The winding insulation of an electrical machine, or a cable free from defects, will act as a perfect capacitor, that is, i
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2015
DATE
02 - 28
About Transformer Oil Filtration Machine
Transformer oil has ability to maintain its stability at high temperature and also has significant electrical insulating characteristics. Due to extreme high temperature stability and super insulating property, transformer oil is been used over the years. Apart from transformers, insulating oils are
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2015
DATE
02 - 06
Oil Purification Working Principle and Other Frequently Asked Questions
What is working principle of our vacuum oil purifiers? Our oil purification systems work on heating, filtration and vacuum dehydration & degassing principle. What type of oils can be purified ?Both mineral and synthetic oils can be purified. Our machines can be used for purifying oils such as transf
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2015
DATE
01 - 25
How to purify insulation oil which contains particles?
 After long time using,the insulation oil would contains large number of particles,in order to restore the oil quality,users must purify the used insulation oil.Purification can be one of the following methods:(1) Filtration: can remove fiber,black carbon, metal, sludge and other solids(2) Heating: 
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2015
DATE
01 - 23
The Pros And Cons of Oil Dehydration Methods
 Nowadays, CENTRIFUGE, COALESCER and VACUUM DEHYDRATION are the 3 ways that mostly employed to remove water contaminants from oil. For removing water contaminants, the disadvantage of a centrifuge is that it can only deals with Free Water (>200ppm), and has little to do with Emulsified and Dissolved
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Chongqing TOP Oil Purifier Co.,LTD.

Located at Chongqing city--a southwest electromechanical manufacturing center as well as national municipality, Chongqing TOP is a professional leading manufacturer and supplier of oil purifiers and various related testers.

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    NO. 1, Jianlong North Rd, Jiulongpo District, Chongqing, China
   400052
   +86-23-88901306
   +86-23-88901306
    +86-13983391036
    +86-13983391036
   +86-13983391036
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    1931542878

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