Siemens SIEM contactor

Vacuum contactor AC-3e 630 A, 335 kW / 400 V, AC-3 820 A, 450 kW / 400 V, Ue 1000 V, 3-pole, Uc: 125 V DC. Drive: conventional with series resistor, built-in with changeover contactor 3TC4417-4A DC energy-saving circuit. Auxiliary contacts 3 S + 3 Ö. Main circuit: busbar. Control and auxiliary circuit: screw connection. Vacuum contactor 3TF6 for switching motors. The 3TF6 vacuum contactors impress with their high performance while maintaining a compact design and high contact reliability. They also feature an exceptionally long switching lifespan, making them particularly suitable for frequent switching in pulse operation. Pre-assembled auxiliary switches reduce the complexity of your setup. The devices are globally certified (e.g., IEC and UL/CSA) and are IE3/IE4 ready. They are available in two sizes, with AC or DC actuation, and across a wide power range. In the main circuit, the devices can be connected via busbars. There is a wide range of accessories available for these contactors, such as surge protectors, auxiliary switches, or terminal covers.