3RH1131-1BB40

The 3RH1131-1BB40 model from Siemens is a contactor relay specifically engineered for reliable automation control. Operating with a voltage rating of 24 volts DC, it offers a maximum current handling capacity of 10 amperes. This relay provides three normally open contacts alongside one normally closed contact, enhancing its versatility for control applications.

Designed for mounting on DIN rails, the enclosure is made from durable plastic, ensuring lightweight yet robust protection. This unit operates effectively within a temperature range of -20°C to 55°C, allowing it to function in diverse industrial settings. Additionally, it can withstand storage temperatures between -30°C to 75°C, providing flexibility for transport and installation in various climates.

Humidity resistance is rated from 10% to 95% relative humidity, supporting its adaptability in challenging environments. With a compact weight of 0.3 kg, the contactor relay is easy to handle during installation. It boasts an IP20 protection rating, indicating it is safeguarded against particle intrusion but not against water.

For additional durability, the relay is rated for shock resistance up to 15 g for 11 milliseconds, while vibration resistance is specified at 2 g in a frequency range of 10-500 Hz. It holds safety certifications from both CE and UL, ensuring compliance with industry standards. This contactor relay's robust specifications make it well-suited for various automation and control applications.