... rated voltage of 1140,660V, the product can achieve control alone, sequence control, interlock control, mixture control, fast-slow ... losing, current leakage interlock, over voltage absorption, triphase imbalance;Real-time display triphase current, system voltage, operation status, loop on- ... plug-in typeTechnical Data TypeQJZ(QJZ1)-2000/1140,660-4,6,8,9,10,11,12StructureContactor: the control box ...