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Mitsubishi FREQROL FR-A7 FR-A740-0.75K

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FR-A740-0.75K

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Mitsubishi's FR-A740-0.75K is a three-phase inverter tailored for precise control applications. With a rated capacity of 1.9 kVA and a maximum current of 2.5 Amps, it provides effective performance for various motor setups.

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Technical specifications for FR-A740-0.75K

ManufacturerMitsubishi
Product LineFREQROL FR-A7
Part NumberFR-A740-0.75K
Weight8.00 lbs (3.63 kg)
Rated Capacity1.9 kVA
Rated Current2.5 Amps
Overload Current Rating150% for 60 seconds, 200% for 3 seconds at 50 degrees C ambient temperature
Rated Voltage380 to 480 Volts AC
PhaseThree-phase
Regenerative Torque10% continuous torque
Brake TransistorNot included
Power Supply Capacity1.9 kVA
Cooling SystemForced air
FanNot included
EnclosureOpen type
SpecificationsU.S. specifications
PartInverter
Motor Capacity0.75 kW
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The FR-A740-0.75K inverter by Mitsubishi functions within a three-phase system, designed to operate efficiently with input voltages ranging from 380 to 480 Volts AC. This unit offers a power rating of 1.9 kVA along with a rated current of 2.5 Amps, making it suitable for a diverse range of applications.

For demanding conditions, the FR-A740-0.75K can handle momentary overloads, rated at 150% for 60 seconds and up to 200% for brief durations of 3 seconds at an ambient temperature of 50 degrees Celsius. It can provide regenerative torque at 10% continuously, contributing to effective energy management and operational efficiency.

The inverter's cooling system employs forced air, allowing the device to maintain optimal operating temperatures. However, users should note that it does not include a fan for additional cooling support. Weighing in at 3.8 kg, it features an open enclosure type, making it easy to integrate into control panels without encumbering airflow.

In terms of specifications, this inverter aligns with U.S. standards and is designed for use with motors rated at 0.75 kW. The FR-A740-0.75K serves as an efficient solution for variable-speed applications amidst demanding industrial environments.