Products Description
The Murr D-71570 Oppenweiler Relay Module is an industrial interface and protection module designed for use in automation systems requiring reliable switching, signal distribution, and load control. It is part of the Murrelektronik modular system architecture, commonly used in control cabinets for machine automation, process control, and distributed I/O applications.The D-71570 relay module is engineered to provide stable electrical isolation and dependable switching between control signals and field devices. It typically integrates into 24V DC industrial control systems, where it manages relay-based output switching for actuators, indicators, and auxiliary control circuits.According to industrial system documentation, the Murr D-71570 module is commonly associated with Murrelektronik's MICO and relay protection systems, providing intelligent current distribution and channel-based load monitoring for automation environments.
Product Specifications & Standards

Model: D-71570
Product Type: Relay / Control Interface Module
System Voltage: 24 V DC control systems
Function Type: Relay switching / load distribution / circuit protection
Rated Current: 20A
Current Monitoring: Integrated channel-based load supervision (MICO system compatible)
Operating Temperature: Industrial grade (typically 0°C to +55°C system range)
Storage Temperature: -40°C to +80°C
Installation Type: DIN rail mounting in control cabinet
Protection Function: Overcurrent monitoring and circuit protection support
Housing Design: Modular industrial enclosure for system integration
Insulation Resistance: ≥ 10^10 Ω
Mechanical Life: Minimum 10,000 mating cycles
Primary Usage Scenarios
- Industrial automation control panels
- Machine tool control systems
- Process control equipment
- Factory production line systems
- Electrical distribution and protection cabinets
- Auxiliary relay switching systems
- Industrial machinery safety and monitoring systems
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The Competitive Edge
- High-Performance Electrical Isolation:The D-71570 is a precision-engineered relay module designed to provide robust electrical isolation between low-voltage control circuits and high-power load outputs.
- Intelligent Load Distribution:Specifically optimized for control cabinet applications, the D-71570 enables stable multi-channel load distribution. Its advanced circuitry allows for the efficient management of various actuators and field devices, providing a centralized hub for power allocation within the Murrelektronik automation ecosystem.
- Diagnostic Efficiency:By providing clear status indicators and stable signal handling, the module significantly reduces system downtime. Technicians can quickly verify operational status at a glance, streamlining the troubleshooting process for complex machine sequences.
- Enhanced System Safety & Monitoring:Incorporating modern safety standards, the D-71570 is built to improve overall system security through integrated current monitoring concepts.
- Optimized Industrial Compatibility:The D-71570 is tailored for seamless integration into standard 24V DC industrial control architectures.
- Precision Engineering from Germany:Reflecting Murrelektronik's commitment to quality, the hardware is built with premium components that resist electrical noise, ensuring that control commands are executed with absolute fidelity in high-interference settings.
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