Siemens 3RH2122-1BB40

Overview

The Siemens 3RH2122-1BB40 SIRIUS Contactor Relay is an essential component for robust and efficient control in a wide range of industrial automation and control applications. This high-quality auxiliary contactor is engineered for peak performance and reliability, featuring a versatile contact configuration of 2 normally open (NO) and 2 normally closed (NC) contacts. Designed to operate seamlessly with a 24 V DC coil voltage, it provides precise switching capabilities for auxiliary circuits. Its integration of secure screw terminals ensures straightforward and dependable wiring, making installation and maintenance highly efficient. This contactor relay is a testament to Siemens' commitment to delivering superior industrial control solutions.

Key Features

• Optimal Contact Configuration: Equipped with 2 Normally Open (NO) and 2 Normally Closed (NC) contacts, providing versatile control options.
• Efficient DC Coil Voltage: Operates reliably on a 24 V DC supply, ideal for integration into various low-voltage control systems.
• Secure Screw Terminals: Ensures robust and reliable electrical connections, simplifying installation and maintenance.
• Compact S00 Frame Size: Designed for space-saving integration within control panels without compromising performance.
• Exceptional Electrical Durability: Engineered for up to 10 million operating cycles, guaranteeing long-term operational stability.
• Broad Application Versatility: Suitable for diverse industrial automation, motor control, and general control circuit applications.
• Wide Operating Temperature Range: Functions efficiently in environments from -25°C to +60°C, ensuring reliability in demanding conditions.

Technical Specifications

• Rated Operational Voltage (Ue): Up to 690 V AC
• Rated Operational Current (Ie):
  • AC-15 (Control of Electromagnetic Loads):
  • At 230 V: 10 A
  • At 400 V: 3 A
  • At 500 V: 2 A
  • At 690 V: 1 A
  • DC-13 (Control of Electromagnetic Loads):
  • At 24 V: 10 A
  • At 110 V: 1 A
  • At 220 V: 0.3 A
  • At 440 V: 0.14 A
  • At 600 V: 0.1 A
• Insulation Voltage (Ui): 690 V
• Surge Voltage Resistance: 6 kV
• Mechanical Life: 30 million operating cycles
• Ambient Operating Temperature: -25°C to +60°C
• Mounting Options: DIN rail or robust screw mounting
• Dimensions (H x W x D): 77.5 mm x 45 mm x 82 mm
• Net Weight: Approximately 0.271 kg

Applications

• Industrial Automation Systems: Perfectly suited for the precise control of auxiliary circuits, ensuring seamless interfacing with complex control systems.
• Motor Control Centers (MCCs): An ideal choice for integration into motor starter combinations, enhancing the efficiency and safety of motor operations.
• Lighting Control Systems: Provides reliable switching for various lighting circuits, contributing to energy management and operational efficiency.
• General Control and Signaling Tasks: Versatile enough for a broad spectrum of control and signaling applications across different industrial sectors.
• HVAC Systems: Can be effectively utilized in heating, ventilation, and air conditioning systems for reliable control of auxiliary functions.
• Process Automation: Essential for executing critical switching tasks in process control, ensuring accuracy and stability.

Why Choose This Model?

• Unmatched Siemens Quality: Benefit from Siemens' renowned engineering excellence and consistent performance in industrial components.
• Enhanced System Reliability: The robust design and high electrical durability ensure a prolonged operational life, reducing downtime and maintenance costs.
• Seamless Integration: Its compact S00 frame size and versatile mounting options allow for quick and easy integration into existing or new control panels.
• Optimized Control Precision: With its 2 NO + 2 NC contact configuration and accurate 24 V DC coil operation, it delivers precise and dependable switching for critical functions.
• Future-Proof Your Systems: Invest in a component designed for longevity and adaptability, ready to meet evolving industrial control demands.
• Global Industry Standard: Siemens SIRIUS contactor relays are recognized and trusted worldwide for their reliability and performance, ensuring compatibility and ease of sourcing.

Order Now

Elevate the efficiency and reliability of your industrial control systems with the Siemens 3RH2122-1BB40 SIRIUS Contactor Relay. Its superior design, versatile features, and robust construction make it the ideal choice for demanding applications. Add this essential component to your toolkit today and experience the difference that Siemens quality provides.

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