... intuitive;Pulling-down menu setting, user can operate setting and modifying parameters of switch. The step is one. ... )Disk Type QJZ1-2000/1140(660)-4(6.8.9.10.11.12) Quick plug-in typeTechnical ... Data TypeQJZ(QJZ1)-2000/1140,660-4,6,8,9,10,11,12StructureContactor: the control box is ... current(A)400Working frequency(Hz)50Number of loops4,6,8,9,10,11,12loopsContactor capacity (A)400Combination modesEach ...