Description
The Siemens SIRIUS 3RH2131-1BB40 is a high-performance contactor relay from the SIRIUS 3RH2 series, designed for reliable signal amplification, conversion, and transmission in industrial control circuits. This 4-pole contactor relay features a versatile contact configuration of 3 Normally Open (NO) and 1 Normally Closed (NC) contacts, making it ideal for extending auxiliary contact points, providing status feedback, and implementing secure interlocking between circuits. With its 24V DC control voltage and 10A rated current, this relay offers robust performance in harsh industrial environments. The screw terminal connections and DIN rail mounting ensure secure wiring and convenient installation.
Key Features
- Contactor Relay from SIRIUS 3RH2 series
- Contact configuration: 3 NO + 1 NC (4-pole)
- Control voltage: 24V DC
- Rated current: 10A
- Screw terminal connections
- DIN rail mounting (35mm)
- Insulation voltage: 690V AC
- Impulse withstand voltage: 6kV
- IP20 protection degree
- Operating temperature: -25°C to +60°C
- Compatible with SIRIUS 3RT2 series accessories (sizes S00 to S3)
- Country of origin: Germany
Technical Specifications
- Contact Configuration: 3 NO + 1 NC (4-pole)
- Control Voltage: 24V DC
- Rated Current: 10A
- Insulation Voltage: 690V AC
- Impulse Withstand Voltage: 6kV
- Mounting: 35mm DIN rail
- Terminals: Screw terminals
- Dimensions: 45mm x 73mm x 57.5mm (W x D x H)
- Weight: approx. 0.27kg
- Protection Degree: IP20
- Operating Temperature: -25°C to +60°C
- Storage Temperature: -40°C to +70°C
- Relative Humidity: up to 95% non-condensing
- Certifications: IEC, UL/CSA
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty
- Technical support for system integration
- Configuration assistance
- Compatibility verification with existing systems
- Commissioning assistance available
Delivery Time
- Standard delivery: 3-5 working days
- Express shipping available upon request
Why Choose Our Store
- Genuine Siemens SIRIUS components
- Global supply network with competitive pricing
- Expertise in industrial automation systems
- Comprehensive technical documentation
- Support for legacy system maintenance
Applications
- Signal amplification and conversion
- Control circuit interlocking
- Auxiliary contact extension
- Status feedback systems
- Motor control circuits
- Process automation systems
- Machine control applications
- Building automation systems
- HVAC control systems
- Safety interlock circuits
- Power distribution systems
- Industrial automation control panels
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