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Mitsubishi FREQROL FR-A7 FR-AF740-08660-EC

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FR-AF740-08660-EC

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The FR-AF740-08660-EC from Mitsubishi is an inverter that operates under U.S. specifications. This unit can handle a motor capacity of up to 355 kW with a rated capacity of 521 kVA and a substantial output current of 866 Amps.

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Technical specifications for FR-AF740-08660-EC

ManufacturerMitsubishi
Product LineFREQROL FR-A7
Part NumberFR-AF740-08660-EC
Weight575.00 lbs (260.82 kg)
EnclosureOpen type
SpecificationsU.S. specifications
DeviceInverter
Applicable Motor Capacity355 kW
Rated Capacity521 kVA
Rated Current866 Amps
Overload Current Rating110% for 60 seconds, 120% for 3 seconds at an ambient temperature of 40°C
Rated Voltage380 to 480 Volts AC
PhaseThree-phase
Regenerative Torque10% torque and continuous
Brake TransistorNot included
Power Supply Capacity521 kVA
Cooling SystemForced air
FanNot included
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The Mitsubishi FR-AF740-08660-EC inverter is built for significant industrial applications, capable of managing motors up to 355 kW. With a rated current of 866 Amps, it handles considerable power loads effectively. Its rated capacity reaches 521 kVA, providing robust performance for various controls.

This inverter operates within a voltage range from 380 to 480 Volts AC and utilizes a three-phase setup for efficient energy distribution. Overload ratings are set at 110% for up to 60 seconds and 120% for a short 3-second period under temperatures of 40°C, addressing temporary demand spikes. The design incorporates an open-type enclosure and specifically meets U.S. specifications.

Regenerative torque is available at 10%, allowing for smoother operation during various motor functions. The cooling system is based on forced air, which is essential for maintaining proper operating temperatures, although a fan is not part of the specifications.

Weighing 260 Kg, this inverter provides a sturdy solution for power management in industrial settings. The need for a brake transistor is noted, suggesting that it is not included in this model. This inverter represents an important component in any setup requiring efficient motor control.