... Pole No:1P,1P+N,2,3P,3P+N,4PRated voltage:AC 230/400VRated current(A): 1,2,3,4,6 ... (lcs):7.5kARated frequency:50/60HzEnergy limiting class:3Rated impulse withstand voltage:6.2kVElectro-mechanical endurance:8000 Contact positon indicationConnection terminal:Screw ... (transformers,double-pole motors,motors with heavy start etc.)Nominal voltage:1P (single-pole)~230/400V 50/60Hz3P (three-pole)~400V ...