Siemens 3RH2122-1BB40 Contactor Relay, 2 NO + 2 NC, 24V DC, Screw Terminal, S00 Size Original Brand New

Overview

The Siemens 3RH2122-1BB40 is a highly reliable auxiliary contactor relay from the SIRIUS 3RH2 series, designed for use in industrial control applications. This specific model features a standard configuration of 2 Normally Open (NO) and 2 Normally Closed (NC) auxiliary contacts, making it versatile for signaling, interlocking, and switching tasks within control circuits. With a 24 V DC operating coil, it is perfectly suited for modern, low-voltage industrial control systems, and utilizes convenient screw terminals for robust, easy wiring. Its compact S00 frame size allows for space-saving installation in control cabinets and panels.

Benefit

• Reliable Performance: Part of the proven Siemens SIRIUS modular system, ensuring high operational reliability and a long electrical/mechanical lifespan.

• Space-Saving Design: The S00 frame size minimizes required panel space, ideal for high-density applications.

• Flexible Integration: The 2 NO + 2 NC contact configuration provides maximum flexibility for a wide range of control functions, including status signaling and circuit interlocking.

• DC Control Compatibility: Optimized for modern 24 V DC control systems, commonly used in PLCs and automated machinery.

• Secure Connection: Robust screw terminals ensure a reliable and vibration-resistant connection, simplifying installation and maintenance.

Function

• Designed for auxiliary control and signal switching

• Suitable for electric motors, automation systems, and industrial machinery

• Can be used in interlocking circuits, control panels, and PLC-controlled systems

• Ensures safe and dependable electrical operation in demanding environments

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