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1-To increase and maintain the oil's dielectric strength, i.e. Breakdown voltage;
2- To dehydrate of free and soluble water, free and dissolved air and gases;
3-To filtrate out particles, impurities and other dirties in the oil;
4-Vacuum drying the transformer and vacuum filling transformer oil.
2.01 Model ZLS-50 Double stage Vacuum Type
2.02 Flow rate 3000L/Hour
2.03 Working Vacuum 10~100 Pa
2.04 Ultimate Vacuum ≤ 5 Pa
2.05 Working Pressure ≤ 0.5Mpa
2.06 Operation duty Continuous operation Or Batch operation
2.07 Oil Temperature Range -5~80Deg.cent (average temperature is 40~65)
2.08 Dielectric Strength (BDV) ≥ 75KV (after treatment)
2.09 Water content ≤ 3PPM (after treatment)
2.10 Gas Content ≤ 0.1% (after treatment)
2.11 Particle/residuals size Less than 1um (no carbon) (after treatment)