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Mitsubishi FREQROL FR FR-A140-3.7K-ER

FR-A140-3.7K-ER

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The Mitsubishi FR-A140-3.7K-ER is a versatile drive inverter designed to handle a power output of 3.7 kW. It operates efficiently at input voltages between 380 to 415 V AC and supports frequencies of 50/60 Hz.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with DO Supply's 2-year warranty.
Learn more

Technical specifications for FR-A140-3.7K-ER

ManufacturerMitsubishi
SeriesFREQROL FR
Part NumberFR-A140-3.7K-ER
Frequency50/60 Hz
Power Output3.7 kW
Current7.5 A
Voltage380 - 415 V AC
Product TypeDrive Inverter
Frequency Range0.2 - 400 Hz
Control MethodV/F control, vector control
Cooling MethodForced air cooling
Operating Temperature-10 °C to +50 °C
Humidity90% RH or less (non-condensing)
Overload Capacity150% for 60 seconds
Dimensions150 x 260 x 180 (mm)
Protection FeaturesGround fault protection, overcurrent protection, overvoltage protection
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Mitsubishi's FR-A140-3.7K-ER drive inverter offers robust capabilities for various applications. This device provides a power output of 3.7 kW and operates effectively within a voltage range of 380 to 415 V AC, supporting standard frequencies of 50 and 60 Hz. It allows for a frequency range extending from 0.2 Hz to 400 Hz, making it adaptable for a wide variety of motor control needs.

The inverter features a current capacity of 7.5 A, ensuring it can handle considerable loads. Both V/F control and vector control methods are supported, enhancing the inverter’s performance and efficiency. To keep the unit cool during operation, Mitsubishi employs a forced air cooling system, which is essential for maintaining performance under heavy loads. The unit is rated to operate in ambient temperatures between -10 °C and +50 °C, and it can function in environments with humidity levels of 90% RH or less without condensation. Overload capacity reaches 150% for a duration of 60 seconds, providing additional headroom when necessary.

In terms of protection, the FR-A140-3.7K-ER is equipped with multiple safety features, including ground fault protection, overcurrent protection, and overvoltage protection, to safeguard the inverter and any connected equipment from electrical faults. The compact design measures 150 mm in width, 260 mm in height, and 180 mm in depth, making it suitable for various installations without occupying excessive space.