Analisis Keandalan Transformator Daya 70/20 Kv Di Pt.Pln (Persero) P3bs Gi Su…

Power transformer plays a very important role in the electric transmission system to convert the voltage level of the system. An abnormal operation of power transformer can decrease its reliability. The most common cause of abnormal operation in power transformer is oil damage. Markov method is applied using Dissolved Gas Analysis (DGA) test from transformer oil to determine transformer’s ins…