SIEMENS 3TF6833-8DF4 – vacuum contactor | JUAL SIEMENS 3TF6833-8DF4 – vacuum contactor AC-3e/AC-3 630 A, 335 kW / 400 V, Ue 1000 V, 3-pole, Uc: 110 V DC drive: conventional installed with series resistor with reversing contactor 3TC4417-4A DC economy circuit auxiliary contacts 3 NO + 3 NC main circuit: busbar control and auxiliary circuit: screw terminal