Optimal Setting Method of Inverse Time Overcurrent Protection for the Distribution Networks Based on the Improved Grey Wolf Optimization

Table 8

Protection action results of the two-phase short circuit under different time differential.

CTI (s)	Total action time (s)
0.4	22.381
0.45	22.739
0.5	23.162
0.55	24.073
0.6	24.833
0.65	25.690
0.7	27.196