The Weidmuller 8560740000 is a highly efficient, single-phase DIN rail power supply that converts AC line voltage to a stable 24V DC output. Designed for industrial control systems, it features a wide input range, comprehensive protection circuits, and a compact, fan-less design for reliable operation in control cabinets.
Product Introduction: The Weidmuller 8560740000 is a highly efficient, single-phase DIN rail power supply that converts AC line voltage to a stable 24V DC output. Designed for industrial control systems, it features a wide input range, comprehensive protection circuits, and a compact, fan-less design for reliable operation in control cabinets.
The Weidmuller 8560740000 plays a pivotal role as the dedicated power source within industrial control panels and automation enclosures. Its primary function is to bridge the gap between the facility's main alternating current (AC) power and the direct current (DC) requirements of modern electronic control devices. In practice, it reliably transforms a broad range of AC input voltages (typically 100-240V AC) into a precisely regulated and electrically clean 24V DC supply. This 24V DC bus then becomes the lifeblood of the control system, powering critical components such as programmable logic controller (PLC) CPUs, input/output (I/O) modules, sensors, relays, small actuators, and communication interfaces. The stability and quality of this DC voltage are paramount; any significant deviation or noise can lead to erratic system behavior, data errors, or even hardware failure, making the choice of power supply a fundamental decision for system reliability.
This unit is built upon advanced switched-mode power supply (SMPS) technology, which offers significant advantages in efficiency, size, and heat management over older linear designs. The SMPS topology operates at high frequency, enabling the use of smaller transformers and filter components, resulting in a compact form factor. A key benefit is its high efficiency, often exceeding 90%, which minimizes energy loss as waste heat. This allows for a fan-less, convection-cooled design that reduces audible noise, eliminates a potential mechanical failure point, and simplifies panel cooling requirements. The design incorporates sophisticated control electronics that provide excellent voltage regulation, maintaining a steady 24V output despite fluctuations in the AC mains or variations in the connected DC load. The inclusion of active inrush current limitation protects upstream fuses and contactors during power-up.
Input Voltage Range: Wide-range AC input, e.g., 100-240V AC, 50/60 Hz (allowing for global use).
Input Current: Dependent on load and input voltage; specified at maximum load.
Power Factor: High power factor correction (PFC) for improved energy efficiency and grid compatibility.
Inrush Current: Actively limited to prevent nuisance tripping of protective devices.
Output Voltage: Nominal 24V DC, adjustable within a defined range (e.g., 22-28V).
Rated Output Current: Specific continuous output current (e.g., 5A, 10A, corresponding to 120W, 240W).
Rated Power: Total continuous output power in watts.
Efficiency: Typically >90%, conforming to energy efficiency directives.
Ripple and Noise: Low output noise specification for sensitive electronic loads.
Mounting: Quick snap-on mounting for standard top-hat DIN rail TS-35.
Terminals: Screw-clamp terminals for secure AC input and DC output connections.
Housing: Compact, robust metal or plastic casing.
Cooling: Natural convection (fan-less).
Operating Temperature: Standard industrial range, e.g., -25°C to +70°C with derating.
Protections: Overload, short-circuit, overvoltage, and thermal protection.
Standards & Approvals: Complies with UL 508, CSA C22.2 No. 107.1, EN 60950-1, EN 50178; CE marked.
The Weidmuller 8560740000 is engineered with a suite of features that ensure safe and dependable operation:
Wide Input Voltage Range: Automatically adapts to worldwide mains voltages without manual configuration.
High Efficiency & Low Heat Loss: Reduces energy costs and thermal stress on panel components.
Comprehensive Electronic Protection: Built-in safeguards against overload, output short-circuits, overvoltage, and overtemperature conditions.
Status Indication: LED indicators provide clear visual feedback for "Input Power On" and "Output Voltage OK".
Functional Earth Connection: Dedicated terminal for reliable grounding, enhancing safety and noise immunity.
Compact and Service-Friendly Design: Saves valuable panel space and allows for easy installation and replacement on the DIN rail.
This versatile power supply is a standard component in a vast array of industrial and commercial settings:
Factory Automation & Control Panels: Primary power source for PLC systems, motor drives, and distributed I/O stations.
Process Industry: Powering instrumentation, control valves, and safety systems in chemical, pharmaceutical, and food & beverage plants.
Machinery Manufacturing: Integrated into the electrical systems of machine tools, packaging machinery, and robotic cells.
Material Handling: Supplying power to control systems for conveyors, sortation systems, and automated storage/retrieval systems (AS/RS).
Building Management Systems (BMS): Powering controllers, sensors, and actuators in HVAC, lighting, and access control systems.
Telecommunications Infrastructure: Providing reliable DC power for industrial network switches and routers in harsh environments.
For optimal performance and longevity, install the unit on a DIN rail in a vertical position to facilitate air circulation. Ensure the surrounding space meets the minimum clearance requirements specified in the manual. The AC input must be connected through an appropriately rated line fuse or miniature circuit breaker (MCB) for branch protection. The DC output should be wired to a central distribution point, such as a fused terminal block array, which then feeds individual circuits. Always use the correct wire gauge for both input and output connections to minimize voltage drop. The functional earth (FE) terminal must be securely connected to the panel's protective earth (PE) busbar. During system design, calculate the total current consumption of all connected devices and select a power supply with a rated output current that provides at least a 20-30% margin for future expansion and cool operation.
The Weidmuller 8560740000 DIN rail power supply stands as a benchmark for reliability and efficiency in industrial power conversion. Its robust design, grounded in advanced SMPS technology, delivers the clean, stable, and protected 24V DC power that modern automation systems fundamentally require. With features like global voltage compatibility, comprehensive electronic protection, and a maintenance-free, fan-less construction, it simplifies panel design while maximizing system uptime. By ensuring a high-quality power foundation, it directly contributes to the operational stability, safety, and energy efficiency of control applications across all industrial sectors. For engineers and panel builders, specifying the Weidmuller 8560740000 is a strategic choice for building resilient and high-performing automation infrastructure.




