Sep. 02, 2022
Oil immersed power transformer oil is a must for oil immersed power transformer. For oil-immersed transformer oil, it needs to be replaced, so that the oil-immersed transformer can operate safely and stably. The oil-immersed transformer oil also needs to be replaced. What is the common replacement time and frequency? We and the oil-immersed transformer manufacturer have a detailed understanding of how the oil-immersed transformer oil is replaced.
Oil immersed transformer
Generally speaking, there is no specific time limit for the replacement of oil-immersed transformer oil, and some can be used for more than 20 years. The replacement of oil-immersed transformer oil mainly depends on the state of the oil in operation. According to the inspection specifications of oil-immersed transformer oil, the oil-immersed transformer oil in operation should be tested for oil quality analysis every time, and whether oil-immersed transformer oil needs to be replaced is considered according to the results of the inspection and analysis or the operating state. According to the service life of the oil-immersed transformer, through the recent comprehensive analysis of the oil immersed power transformer oil insulation resistance, absorption ratio, polarization index, dielectric loss, winding leakage current, micro-water in the oil, etc., comprehensively judge the moisture and impurities. , oil aging, etc., if unqualified, continue to use after filtration and regeneration. If it is not convenient to filter and regenerate in special circumstances, you can also consider replacing the new oil-immersed transformer oil.
There is no fixed time for the replacement of oil-immersed transformer oil. If you have other questions about the replacement frequency and replacement of common oil immersed power transformer oil, please log on to our website to learn more!
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