1. Which oil to test (such as transformer oil or other oil)
2. How much oil does the customer want to filter?
3. What standard does the oil treated by the oil filter reach?
1) What is the breakdown voltage in kv.
2) How much cleanliness NAS is.
3) How many ppm of moisture.
4) How many μm is the filtration precision.
What is the difference between double stage and single stage
Two-stage Roots pump, high operating vacuum High filtered oil insulation, low water content