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Mitsubishi FREQROL FR-A7 FR-A740-7.5K

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FR-A740-7.5K

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The Mitsubishi FR-A740-7.5K is a versatile inverter drive designed to regulate motor speed and torque. With a capacity of 7.5 kW or 10 HP, it accommodates a 3-phase input and operates efficiently at input voltages ranging from 380 to 480 VAC.

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Technical specifications for FR-A740-7.5K

ManufacturerMitsubishi
Product TypeInverter Drive / Variable Frequency Drive
Product LineFREQROL FR-A7
Part NumberFR-A740-7.5K
Weight15.00 lbs (6.80 kg)
Power Rating7.5 KW / 10 HP
Input Voltage380-480 VAC
Input Current26.3 Amps
Cooling MethodFan-cooled
Phase3 Phase
Control MethodDigital control (V/F, Vector control)
Input Frequency50/60 Hz
Operating Temperature-10°C to +50°C
Output Frequency Range0.2-400 Hz
Enclosure RatingIP20 (dust-protected, no protection against water)
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The Mitsubishi FR-A740-7.5K inverter drive is engineered to effectively control motor performance. This unit provides an output power of 7.5 kW (10 HP) and supports a 3-phase configuration, making it suitable for various industrial motor control applications. Input voltage requirements are between 380 and 480 VAC, and it draws an input current of 26.3 Amps.

This model utilizes digital control methods, including V/F and vector control, allowing precise motor management. It can adapt to either 50 Hz or 60 Hz input frequencies and offers an extensive output frequency range from 0.2 Hz to 400 Hz. This flexibility enhances its usability in diverse operational conditions.

Weighing 3.15 kg, the FR-A740-7.5K employs a fan-cooling design that supports thermal management, ensuring reliable operation even during demanding tasks. It is designed to function within an operating temperature range of -10°C to +50°C.

The enclosure of this inverter drive is rated IP20, indicating that it is dust-protected. However, it does not provide any water resistance, making consideration of environmental factors essential when integrating this drive into a system.