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Table 6 Protection characteristic parameters in other cases

From: Fault protection method of single-phase break for distribution network considering the influence of neutral grounding modes

TypeUngroundedArc suppression coil groundedLow resistance grounded
UO(V)Iφ(A)n1UO(V)Iφ(A)n1UO(V)Iφ(A)n1
Single phase grounding5523.925.10.345482.75.20.865345.3454.50.93
Two-phase short circuit16.321,6071.04141.721,6071.042.021,6071.04
Load disappearance23.8− 804.15426.7216.4−804.15426.72.9−804.15426.7