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Contactor size 4, 2-pole DC-3 and 5, 75 A auxiliary switch 21 (2 NO +

  1. SIEMENS 3TC48170CB4 3815857
Contactor, Size 4, 2-pole, DC-3 and 5, 75 A Auxiliary switch 22 (2 NO + 2 NC) 24 V DC DC operation Contactor 3TC for switching DC voltage, 2-pole.The 3TC DC contactors offer convincing performance from a compact design with high contact reliability. They are also characterized by their particularly long switching endurance. The devices are approved for worldwide use (e.g. IEC and UL/CSA).They are available with AC and DC operation, in various voltages and with different auxiliary contacts.Arc chambers, solenoid coils and surge suppressors, for example, are available as accessories.