Mitsubishi Electric FR-E840-0120-4-60

Mitsubishi Electric FR-E840-0120-4-60
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Brand:Mitsubishi
Model:FR-E840-0120-4-60
Inventory situation: Goods are available in stock
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Mitsubishi Electric FR-E840-0120-4-60

 

Brand:Mitsubishi
Model:FR-E840-0120-4-60

FR-E840-0120-4-60
Mitsubishi FR-E840-0120-4-60

Inventory situation: Goods are available in stock.

 

Product Application Scenarios


For heavy-duty applications such as cranes and hoists, the FR-E840-0120-4-60 provides high torque output and precise positioning. Its Safe Torque Off (STO) function complies with international safety standards, ensuring safe stops during emergencies . The drive's ability to handle regenerative energy during deceleration further enhances efficiency in port terminals and logistics centers. Additionally, its compact design (220mm width) allows for easy installation in space-constrained environments .


In machine tool applications, the FR-E840-0120-4-60 delivers accurate speed control for spindles and servos. Its advanced magnetic flux vector control ensures low-speed stability and high precision, critical for CNC machining and metalworking processes. The drive's quick response to load changes minimizes vibration and improves surface finish quality, making it a preferred choice for automotive and aerospace manufacturing .


The FR-E840-0120-4-60 contributes to sustainable practices by optimizing motor performance in renewable energy systems. Its energy-saving algorithms reduce power consumption in solar tracking systems and wind turbines, while the built-in DC choke minimizes harmonic distortion . For industries aiming to reduce carbon footprints, this drive offers a cost-effective solution without compromising performance.

 

Specifications

 

Motor Capacity LD 7.5kW, ND 5.5kW
Rated Capacity LD 13.3kVA, ND 9.1kVA
Output Current LD 17.5A, ND 12A
Wide Voltage Input 323-528VAC
Global Power Grid Support Automatic switching between 50Hz and 60Hz
Communication Protocols Native Modbus-RTU, USB for Quick Commissioning
Protection IP20

 

Product features

 

The FR-E840-0120-4-60 is a frequency converter from Mitsubishi Electric's FR-E800 series. The inverter operates in LD mode (7.5 kW continuous load), making it suitable for 24-hour uninterrupted operation in central air conditioning units and food processing production lines, delivering stable full-power output in a 25°C environment without derating. In ND mode (5.5 kW heavy load capacity), it supports 150% overload for 60 seconds and 200% instantaneous surge for 3 seconds, enabling it to adapt to scenarios such as conveyor belt blockage in mining and sudden load increases in air compressors.

 

The Mitsubishi FR-E840-0120-4-60 supports Modbus-RTU direct connection and can network up to 32 devices via the RS-485 interface. This allows for real-time monitoring of pump clusters and coordinated operation of multiple machines on the packaging line without the need for additional communication modules. The frequency converter includes one-click USB cloning for speedy parameter transfer in 5 minutes via a Mini-B interface, which increases equipment replacement efficiency by 80%. The Mitsubishi FR-E840-0120-4-60's permanent magnet motor has a starting torque of 150%, which addresses industry difficulties such as elevator door motor jitter and unsynchronized startup and shutdown of textile operations.

 

In the event of an emergency stop, the Mitsubishi FR-E840-0120-04-60 will immediately activate to protect the hoisting machinery and automated warehouse equipment, eliminating the need for external braking resistors. The inverter weighs only 2.4 kg and has a 40% smaller volume than the previous generation, making it ideal for clean rooms in food plants and integrated control in mobile devices in limited locations.

 

FAQ

 

Q: Does the FR-E840-0120-04-60 frequency converter, with a nominal input voltage of 380-480V, risk damage if the factory voltage occasionally fluctuates to 500V?

A: The Mitsubishi FR-E840-0120-4-60 supports an input voltage range of 323-528 VAC (±15% fluctuation), and a brief peak of 500V will not trigger protection. However, if the over-voltage condition persists over an extended period, it is advisable to install a voltage stabilizer.

Q: Is the built-in 20% braking torque of the FR-E840-0120-04-60 sufficient? Does the hoist require an external braking resistor during emergency stops?

A: The 20% braking torque of the Mitsubishi FR-E840-0120-4-60 is suitable for most general applications (such as conveyors). If the hoist has a significant inertial load, it will require an external braking resistor (the Mitsubishi option FR-ABR-H is recommended).

Q: When controlling via Modbus-RTU, how many frequency converters can be networked at most?

A: The FR-E840-0120-4-60, using the RS-485 bus, supports a maximum of 32 slave devices (station numbers 1-31, with 0 as the broadcast address). Station number parameters must be configured accordingly.

 

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