Mitsubishi FR-E700 FR-E720-0.1KNC Instruction Manual

Mitsubishi FR-E700 FR-E720-0.1KNC Inverter manual cover
Pages 57
Year 2011
Language(s)
English en

Mitsubishi FR-E700 FR-E720-0.1KNC Inverter Specification

The Mitsubishi FR-E700 FR-E720-0.1KNC Inverter is a compact and efficient frequency inverter designed for various industrial applications. It supports a three-phase power supply with a voltage range of 200-240V and operates at a nominal capacity of 0.1 kW. This model is engineered to deliver precise motor control, enhancing performance and energy efficiency. It features a robust design with an integrated cooling system that ensures optimal performance even in demanding environments. The inverter incorporates advanced vector control technology, allowing for superior speed and torque control, which is essential for applications requiring high precision.

The FR-E720-0.1KNC includes a user-friendly interface with a digital display that facilitates easy monitoring and adjustments. It supports a wide frequency range, typically from 0.2 to 400 Hz, enabling flexibility across different operational requirements. The inverter is equipped with various protective functions, such as overcurrent, overvoltage, and thermal protection, enhancing the safety and longevity of connected motors. Additionally, it supports multiple communication protocols, including RS485, ensuring seamless integration into existing automation systems.

The compact size of the Mitsubishi FR-E720-0.1KNC allows for easy installation in space-constrained settings, while its durable construction ensures long-term reliability. It is compliant with international standards, making it suitable for global use. The inverter is designed to reduce harmonic distortion and improve power factor, contributing to overall energy efficiency. Ideal for small to medium-sized motors, this model provides a cost-effective solution for optimizing motor performance in diverse industrial applications, from conveyors to fans and pumps.

Mitsubishi FR-E700 FR-E720-0.1KNC Inverter F.A.Q.

How do I connect the Mitsubishi FR-E720-0.1KNC inverter to a PLC?

To connect the Mitsubishi FR-E720-0.1KNC inverter to a PLC, use the RS-485 communication interface. Ensure that the communication parameters on both devices, such as baud rate and data bits, are correctly configured to match each other. Refer to the inverter's manual for detailed wiring instructions and PLC programming requirements.

What are the common fault codes for the FR-E720-0.1KNC inverter and how can they be resolved?

Common fault codes for the FR-E720-0.1KNC include E.OC1 (overcurrent during acceleration), E.OL1 (overload), and E.UVT (undervoltage). To resolve these issues, check for proper motor connections, ensure the load is within rated capacity, and verify that the power supply voltage is stable and adequate. Refer to the troubleshooting section of the inverter manual for more specific guidance.

How can I reset the FR-E720-0.1KNC inverter after a fault trip?

To reset the FR-E720-0.1KNC inverter after a fault trip, you can either use the reset button on the keypad or cycle the power to the inverter. Ensure that the fault condition has been resolved before resetting the inverter to prevent further trips.

What maintenance tasks are recommended for the FR-E720-0.1KNC inverter?

Regular maintenance for the FR-E720-0.1KNC inverter includes checking the cooling fan for proper operation, inspecting connections for signs of wear or corrosion, cleaning the air vents to ensure adequate cooling, and verifying that all parameter settings are correct and have not been altered unintentionally.

How do I change the acceleration and deceleration times on the FR-E720-0.1KNC inverter?

To change the acceleration and deceleration times on the FR-E720-0.1KNC inverter, access the parameter settings via the keypad. Adjust parameters Pr.7 (acceleration time) and Pr.8 (deceleration time) to the desired values. Make sure to save the changes before exiting the parameter setting mode.

Can the FR-E720-0.1KNC inverter be used with single-phase motors?

The FR-E720-0.1KNC inverter is designed for use with three-phase motors. It is not recommended to use this inverter with single-phase motors as it may lead to improper operation or damage.

How do I configure the FR-E720-0.1KNC inverter for remote operation?

To configure the FR-E720-0.1KNC inverter for remote operation, set parameters Pr.79 (operation mode) and Pr.128 (remote ON/OFF control) according to your system requirements. Ensure that the remote control wiring is correctly connected to the terminal block.

What is the procedure to update the firmware on the FR-E720-0.1KNC inverter?

Currently, the FR-E720-0.1KNC inverter does not support firmware updates via conventional methods. For any functionality upgrades, consult Mitsubishi Electric customer support or a certified service technician.

How can I monitor the output frequency of the FR-E720-0.1KNC inverter in real-time?

To monitor the output frequency in real-time on the FR-E720-0.1KNC inverter, use the digital display on the inverter's keypad. Alternatively, you can connect the inverter to a monitoring system via RS-485 and use Mitsubishi’s software tools for real-time data tracking.

What should I do if the FR-E720-0.1KNC inverter is not starting the motor?

If the FR-E720-0.1KNC inverter is not starting the motor, check the following: ensure that all input power terminals are connected correctly, verify that the run command is properly configured, and check for any active fault codes. If there is no fault indicated, inspect the motor wiring and settings.