... 1) Two outline dimensions (C and D frame size): 3-pole and 4-pole2) Current ratings: C Frame: 12A, 16A, 18A, ... 32A, 45A; D Frame: 45A, 63 A,100A,125A3) ... and distribution circuit load according to requirement. Inm frame currentRated current of main body In(A)Rated ... at 380V(KW)Usage category4512161832450.40.48-4.80.16-0.40.05-0.12AC-42AC-43AC- ...