3TH4253-5KB4 SIEMENS

The 3TH4253-5KB4 is a contactor relay manufactured by Siemens, designed according to DIN EN 50011 standards. This relay features a 53E contact configuration, comprising 5 normally open (NO) and 3 normally closed (NC) contacts, making it suitable for a wide range of control applications. The device utilizes screw terminals for secure and reliable electrical connections. It incorporates a DC magnet system with an integrated varistor, providing protection against voltage surges and ensuring stable operation. The rated control supply voltage is 24 V DC. This contactor relay is ideal for use in industrial control panels, automation systems, and other applications where reliable switching and control are essential. Its robust design and compliance with industry standards ensure long-term performance and compatibility. The integrated varistor enhances the relay's durability by safeguarding it from overvoltage transients, contributing to increased system reliability and reduced downtime. Siemens' commitment to quality and innovation is reflected in the design and performance of this contactor relay.