CONTACTOR, AC-3, 4KW/400V, 1NO, AC 24V, 50/60 HZ, 3-POLE, SZ S00 SCREW TERMINAL接触器, AC- 3 , 4KW / 400V , 1NO , AC 24V , 50/60赫兹, 3极, SZ S00螺丝端子