Siemens Contactor Relay 0.8V dc 1.1V dc Coil 10A 24V dc 2 NO/2 NC 690V ac 3RH2122-2BB40

Siemens 3RH2122-2BB40 Contactor Relay features dual coil voltages at 0.8V dc and 1.1V dc, making it suitable for precise control circuits requiring 24V dc input voltage and operational current of 10A. This device supports contact voltages up to 690V AC, capable of switching currents of 10A, making it ideal for controlling motors and industrial automation systems.

The relay’s compact form factor with dimensions 45 mm (length), 73 mm (width), and 69.5 mm (depth) allows it to fit efficiently within electrical panels. Designed for DIN rail mounting, it offers convenient installation and maintenance. The screw terminal type facilitates secure wiring connections ensuring safety and reliability.

This contactor relay features 2 normally open (NO) and 2 normally closed (NC) contacts, useful for complex switching needs. The modular design of the SIRIUS series allows the addition of up to four auxiliary contacts, expanding functionality according to system requirements.

Engineered to operate in harsh environments, it supports an operating temperature range from -25°C to +60°C and meets IEC 60947-5-1 industrial standards, guaranteeing durability and compliance. The IP20 protection rating safeguards the device from accidental contact with fingers and objects larger than 12 mm.

Ideal for applications such as automotive motor control, industrial pumps, automation control systems, and electrical switching, this Siemens Contactor Relay ensures safety against voltage surges and overload conditions by immediate shutdown mechanisms.

Trust Siemens’ quality and innovation in industrial relay solutions for enhanced power control and efficient automation processes. Operates with coil voltages of 0.8 and 1.1 volts DC for precise control. Supports contact voltage up to 690 volts AC ensuring high insulation rating.

Features 2 normally open and 2 normally closed contacts for versatile switching configurations. Equipped with DIN rail mount for easy and secure installation. Wide operating temperature range from -25°C to 60°C for reliable performance.

Screw terminal type ensures firm and secure electrical connections. Compact dimensions of 45 mm length, 73 mm width, and 69.5 mm depth conserve panel space. Complies with IEC 60947-5-1 standards for industrial safety and quality assurance.

Designed with a modular system to expand auxiliary contacts using SIRIUS range attachments. Ideal for switching automotive motors, industrial pumps, and other automation equipment. Explore more high-quality contactors and relays by Siemens at EnvMart for reliable electrical and automation solutions.