FR-A740-280K-CHT Mitsubishi

FR-A740-280K-CHT Mitsubishi Input module

Product  Description：

Mitsubishi Electric Power Boards are high-performance electronic assemblies designed to manage, distribute, and convert electrical energy within complex systems. These boards typically integrate power semiconductors, filtering components, and sensing circuits to act as the primary energy hub for industrial machinery, home appliances, and automotive systems. They are engineered to bridge the gap between raw input power and the precise energy requirements of internal electronic components.

Product Parameters

The technical characteristics of Mitsubishi Power Boards are defined by their capacity for high-density power management:

• Input Voltage Range: Supports various standards including single-phase 100V-240V AC for consumer electronics and three-phase 380V-480V AC for industrial equipment.

• Output Voltage Precision: Capable of delivering multiple DC rails such as 3.3V, 5V, 12V, and 24V with a ripple voltage typically maintained under 1 percent.

• Rated Power Output: Varies by application, ranging from low-wattage control boards (50W) to high-capacity industrial power units exceeding 5kW.

• Conversion Efficiency: Advanced switching topologies often achieve 90 percent to 95 percent efficiency, reducing thermal waste.

• Dielectric Strength: High insulation resistance usually rated at AC 2kV to 3kV between primary and secondary circuits for user safety.

• Frequency Support: Designed to handle standard grid frequencies of 50Hz and 60Hz, with high-frequency internal switching typically between 50kHz and 200kHz.

Product Advantages

Mitsubishi Power Boards stand out in the global market due to their sophisticated architecture and manufacturing quality:

• Superior Thermal Management: Utilizes heavy copper traces and thermally conductive substrates to dissipate heat effectively, ensuring stable operation even under heavy loads.

• Electromagnetic Compatibility: Integrated EMI filtering ensures that the board does not interfere with other electronics and meets strict global radiation standards.

• Durability in Harsh Environments: Features conformal coating options that protect the circuitry from moisture, dust, and corrosive gases found in industrial settings.

• Intelligent Power Monitoring: Many models include digital feedback loops that provide real-time data on current consumption and voltage stability to the main controller.

• Space-Efficient Design: By utilizing high-integration components and multi-layer PCB technology, Mitsubishi minimizes the board footprint while maximizing power density.

Product Applications

These power boards are the foundational energy source for a wide variety of technologies:

• Industrial Automation: Serving as the main power supply for Programmable Logic Controllers (PLCs), Human-Machine Interfaces (HMIs), and robotic controllers.

• HVAC and Climate Control: Managing power for compressors and fan motors in Variable Refrigerant Flow (VRF) systems and industrial chillers.

• Automotive Electronics: Distributing power to on-board diagnostics, infotainment systems, and battery management units in hybrid and electric vehicles.

• Medical Equipment: Providing ultra-stable and isolated power for diagnostic imaging tools and patient monitoring systems.

• Elevators and Escalators: Powering the logic and safety circuits required for vertical transportation systems.

Important Precautions

To maintain the integrity of the power board and ensure operator safety, follow these guidelines:

• High Voltage Warning: Power boards contain high-voltage capacitors that can hold a lethal charge even after the power is disconnected. Always wait for the discharge indicator LED to turn off before servicing.

• Proper Mounting: Use all designated mounting holes and ensure the board is supported by non-conductive standoffs to prevent mechanical stress or short circuits.

• Overload Prevention: Never exceed the rated output current specified in the manual, as prolonged overloading can lead to component fatigue or catastrophic failure.

• Cooling Requirements: Ensure that the power board is installed in a well-ventilated area. If the board includes a heatsink, do not obstruct the airflow around it.

• Input Protection: Always install the recommended fuse or circuit breaker on the input line to protect the board from external grid surges or faults.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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Our main products include DCS control system spare parts, PLC system spare parts, and robot system spare parts. Our advantageous brands include Allen Bradley, Bently Nevada, ABB, HIMA, Reliance, Bender, National Instruments, Emerson Ovation, Honeywell, Siemens, Allen Bradley, ICS Triplex, FOXBORO, Schneider, GE Fanuc, Motorola, HIMA, Prosoft, and other imported industrial components. Our main products serve a wide range of electronic, metallurgical, chemical, and power plants Industries such as steel mills, rubber, cement, machinery and equipment, and construction.