3RH2131-2KF40 SIEMENS

The 3RH2131-2KF40 is a coupling contactor relay manufactured by Siemens, designed for interface applications. This relay features a configuration of 3 normally open (NO) contacts and 1 normally closed (NC) contact, providing versatile switching capabilities. It operates on a 110 V DC control voltage, with a wide operating range of 0.7 to 1.25 times the rated voltage (US). An integrated suppressor diode protects against voltage spikes, enhancing the relay's lifespan and reliability. The relay is size S00, a compact design suitable for space-constrained installations. It utilizes spring-type terminals, enabling quick and secure connections without the need for tools. These terminals are particularly well-suited for PLC (Programmable Logic Controller) outputs, ensuring seamless integration with automation systems. The 3RH2131-2KF40 is ideal for isolating and amplifying signals between control circuits and load circuits. Its robust design and reliable performance make it a dependable choice for various industrial applications, ensuring efficient and safe operation of connected equipment.