Siemens Contactors and Relays are used in control switches for switching and signaling purposes and also they are used for interfacing with the electronic circuits. This features a flexibility, long life, reliability, user friendliness and safety and SIGUT termination. It is a 3 pole contactors with operating current at AC-3, 400 V, 0.5 A. The ambient temperature is from -40 to 70 degree celsius.