SINGLE PHASE : 110~120V = 3HP / 34A ; 220~240V = 7.5HP / 40A ; THREE PHASE : 220~240V = 15HP / 42A ; 440~480V = 20HP / 27A ; 550~600V = 30HP / 32A ; Ith : 50A ; Auxiliary Contacts : 2 Normal Open + 2 Nomal Close