3TC4417-0LC8 SIEMENS

The 3TC4417-0LC8 contactor from Siemens is specifically designed for railway applications, ensuring reliable performance in demanding environments. This is a Size 2, 2-pole contactor optimized for DC-3 and DC-5 utilization categories. It is capable of handling a current of 7.5 A at 750 V, making it suitable for various DC circuits within railway systems. The contactor features 2 normally open (NO) and 1 normally closed (NC) auxiliary contacts, designated as 21, providing additional flexibility for control and monitoring circuits. An integrated varistor and series resistor offer enhanced protection against voltage surges and transients, improving the overall reliability and lifespan of the contactor. It operates within a voltage range of 0.7 to 1.25 times the rated control supply voltage (US), ensuring consistent performance even with voltage fluctuations. This contactor is built to withstand the rigorous conditions of railway operations, offering a robust and dependable solution. Its compact design and optimized features make it an ideal choice for railway control panels and equipment. The 3TC4417-0LC8 contributes to the safe and efficient operation of railway systems by providing reliable switching and protection capabilities.