... 6,10,16,20,25,32,40,63A 3, 3P,4P Detailed Product Description Brand:CSQ Dual Power Automatic Transfer Switching ... ~15In (Type D),Rated voltage Ue220V (2P),380V (3P or 4P)Rated frequency50/60HzRated short circuit connecting ability Icm (Peak)9 ... MCB type Dual Power Automatic transfer switch with 3P or 4P