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Table 5 Failure analyses results of transformers in region-A

From: A diagnostic method for distribution networks based on power supply safety standards

Region Substation name Load (MW) Main transformer Capacity (MVA) Total capacity
(MVA)
Translational load of main trans (MW) Recovery time Translational load of lines (MW) Recovery time Loss load (MW) Recovery time
A A1 41.3 2 × 40 80 40 60 s 1.3 5 0 --
A2 19 2 × 20 40 19 60 s 3 5 0 --
A3 20 2 × 20 40 20 60 s 0 -- 1 10