Mitsubishi FR-HEL-0.4K Instruction Manual
![Mitsubishi FR-HEL-0.4K Inverter manual cover](/images/OvoBDSwTopmFHbEQGnoJxWjI/thumbs/thumb175x175.webp)
To perform a factory reset, power off the inverter, hold the 'Mode' and 'Set' buttons simultaneously, and power the inverter back on while holding the buttons until the reset process begins.
Common fault codes include E.OC1 (Overcurrent during acceleration) and E.OL2 (Overload). Troubleshoot by checking motor connections, ensuring proper load settings, and verifying input power conditions.
To adjust the output frequency, enter the parameter setting mode by pressing 'Mode', then navigate to parameter F001 to set the desired output frequency using the up and down arrows.
Regular maintenance includes cleaning the cooling fans and heat sinks, inspecting electrical connections for wear, and monitoring for unusual noise or vibrations.
Connect the inverter to an external control system using the built-in terminal block, ensuring that control signals are correctly wired according to the manual's schematics.
To replace the cooling fan, first disconnect power, remove the inverter cover, disconnect the fan wiring, and unscrew the fan. Install the new fan by reversing these steps.
Extend the lifespan by operating within the specified load and temperature ranges, performing regular maintenance, and ensuring adequate ventilation.
If the inverter does not power on, check the power supply, fuses, and circuit breakers. Ensure all connections are secure and inspect for any visible damage.
For variable torque applications, adjust the inverter settings to match the motor's torque characteristics by modifying parameters such as torque boost and slip compensation.
The FR-HEL-0.4K Inverter is designed for three-phase motors. Using it with a single-phase motor requires additional components and adjustments, which may not be recommended.