Get now: Mitsubishi FR-A840-00126-1 High-Performance Inverter
Atlantechdrives provides the FR-A840-00126-1, a premier variable frequency drive from the flagship FR-A800 series. This 5.5kW (7.5HP) 400V class inverter is technically engineered for maximum performance, offering unparalleled motor control for complex industrial machinery requiring high torque and precision speed regulation.
- Power Rating: 5.5 kW (7.5 HP)
- Input Voltage: 3-Phase 380-500V AC
- Control Type: Real Sensorless Vector Control & PM Sensorless Vector
- Speed Range: 0.2 to 590 Hz
- Overload Capacity: 150% for 60s, 200% for 3s
- Interfaces: Integrated USB, RS-485, and CC-Link support
Technical Architecture: Real Sensorless Vector Control Mastery
Purchase now the FR-A840-00126-1 to leverage the most advanced drive technology from Mitsubishi Electric. This drive is technically superior due to its ability to provide 200% starting torque at 0.5Hz without the need for an encoder. The internal logic engine uses advanced magnetic flux calculation algorithms to predict motor behavior, ensuring smooth rotation and precise positioning even under fluctuating loads. The FR-A840-00126-1 is the definitive choice for cranes, hoists, and high-speed extruders where constant torque is critical. Its integrated EMC filter reduces electrical noise, while the dual-core processor handles high-speed communication and motor control cycles simultaneously, ensuring zero lag in response to automation commands. When you secure the FR-A840-00126-1, you are acquiring a drive capable of managing both standard induction motors and high-efficiency permanent magnet (PM) motors with laboratory-grade accuracy.
Expert Tips: Optimizing Load Characteristics and PM Tuning
When installing the FR-A840-00126-1, we recommend using the «Offline Auto-Tuning» feature to map the electrical characteristics of your specific motor. If you are using a PM motor, the drive requires a different tuning procedure than standard induction motors. Sourcing your FR-A840-00126-1 from Atlantechdrives ensures you get a unit with factory-certified DC bus capacitors, essential for handling the rapid regenerative energy spikes common in high-inertia applications. To prevent thermal issues, ensure the drive is mounted vertically with at least 5cm of clearance between units to allow the forced air cooling system to work at peak efficiency.
Maintenance and Lifecycle Protection
Maintenance of the FR-A840-00126-1 is simplified by the integrated «Degree of Deterioration» diagnostic bits. This allows the PLC to monitor the health of the cooling fan and the main circuit capacitors. We recommend a visual inspection of the terminal block for heat-induced discoloration every 12 months. Sourcing from Atlantechdrives guarantees an authentic Mitsubishi unit with a design life of 10 years for core components.
FAQs
Q: Does the FR-A840-00126-1 support Ethernet/IP?
A: Yes, it can support Ethernet/IP, Profinet, and EtherCAT by adding the appropriate FR-A8ETH communication option card.
Q: Can it operate at frequencies higher than 60Hz?
A: Yes, it can reach up to 590Hz, making it suitable for high-speed spindles and turbo fans.
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