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Mitsubishi FREQROL FR-A7 FR-A740-03250-N6

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FR-A740-03250-N6

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The FR-A740-03250-N6 is a specialized CT inverter from Mitsubishi's FREQROL FR-A7 series, capable of handling 250 HP (185 kW) with a three-phase input. This inverter is equipped with a communication protocol of Modbus RTU and is designed for vector control operations.

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Technical specifications for FR-A740-03250-N6

ManufacturerMitsubishi
Product TypeCT Inverter Special
Product LineFREQROL FR-A7
Part NumberFR-A740-03250-N6
Weight32.00 lbs (14.51 kg)
Phase RatingThree-Phase
Rated Power250 HP (185 kW)
Input Voltage380-480 V AC
Special FeaturesCoated for Protection
Control MethodVector Control
Communication ProtocolModbus RTU
Output Frequency0.2 – 400 Hz
Enclosure RatingIP20
Rated Current325 A
ProtectionOverload, Short Circuit, Overvoltage
Cooling TypeForced Air Cooling
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The Mitsubishi FR-A740-03250-N6 is a CT inverter specially designed for demanding applications. It operates with a three-phase configuration and can support a rated power of up to 250 horsepower (185 kW). The input voltage can range from 380 to 480 V AC, providing versatility in different setups.

This inverter uniquely employs vector control for precise motor performance and supports the Modbus RTU communication protocol for seamless integration into automation systems.

Output frequency adjustments can be made anywhere from 0.2 to 400 Hz, allowing for a wide range of operational capabilities. The FR-A740-03250-N6 is constructed with a protective coating to enhance its reliability against environmental factors.

With an IP20 enclosure rating, it is intended for indoor use and offers essential safeguards against solid objects. It protects against overloads, short circuits, and voltage surges, ensuring a robust operation. Additionally, the unit has a rated current of 325 A, affirming its capacity to manage significant load requirements.

This inverter utilizes forced air cooling for temperature regulation, which is critical in maintaining optimal functioning during continuous use, particularly in high-demand sectors.