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The FR-A540-3.7K-EC frequency inverter by Mitsubishi is engineered for effective motor control. It operates with three-phase input and output voltages of 380 to 480 volts AC, delivering a power output of 3.7 kW, equivalent to 5 HP.
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| Manufacturer | Mitsubishi |
|---|---|
| Product Type | Frequency Inverter |
| Product Line | FREQROL FR-A5 |
| Part Number | FR-A540-3.7K-EC |
| Weight | 8.00 lbs (3.63 kg) |
| Main Function | Variable frequency drive for motor control |
| Input Voltage | Three-phase 380–480V AC |
| Output Voltage | Three-phase 380–480V AC |
| Output Power | 3.7 kW (5 HP) |
| Rated Current | 9 A |
| Frequency Range | 0.2 to 400 Hz |
| Control Method | V/F control, vector control |
| Overload Capacity | 150% for 60 seconds |
| Protection Features | Overcurrent, Overvoltage, Undervoltage, Overload, Overheating |
| Operating Temperature Range | -10°C to 50°C |
| Storage Temperature Range | -20°C to 65°C |
Mitsubishi's FR-A540-3.7K-EC is a robust frequency inverter designed for efficient motor control applications. This unit functions within a three-phase voltage range of 380 to 480 volts AC, providing an output power of 3.7 kW, which translates to 5 horsepower. The inverter’s operational capabilities include a frequency range extending from 0.2 to 400 Hz, making it suitable for a broad spectrum of applications requiring precise speed and torque management.
The control method employed by this unit includes both V/F control and vector control, accommodating various motor types and requirements. It has a rated current of 9 A, enabling it to handle moderate loads efficiently. The FR-A540-3.7K-EC is designed to manage overload situations, with an overload capacity of 150% sustainable for 60 seconds, ensuring that temporary load peaks do not compromise performance.
To safeguard both the inverter and the connected motor, this equipment includes built-in protection features against common electrical faults such as overcurrent, overvoltage, undervoltage, overheating, and overload. This emphasis on safety increases operational reliability in demanding environments. The unit is rated for operation within a temperature range of -10°C to 50°C and can be stored at temperatures between -20°C to 65°C, enhancing its versatility in different operational scenarios.