Conforms to IEC 60269 - 2, IEC 60269 - 2 - 1, IEC 60947 - 3, Protection and control of circuits against overloads and short circuits, short circuit resistance with fuse link 10.3 x 38 mm, --80kA – 690V & 120kA – 500V, short circuit resistance with fuse link 14x51 mm, 100kA – 690V, Connection capacity-L38 (10x38, rigid conductors : 25mm², flexible conductors : 16mm²