What does external fault mean on INVT CHE100-5R5G/7R5P-4 DC Drives?
- EEric DiazSep 8, 2025
If the INVT DC Drive displays an external fault, it means the external fault input terminal is active. Inspect the external equipment.

What does external fault mean on INVT CHE100-5R5G/7R5P-4 DC Drives?
If the INVT DC Drive displays an external fault, it means the external fault input terminal is active. Inspect the external equipment.
What causes current detection fault in INVT CHE100-5R5G/7R5P-4 DC Drives?
If the INVT DC Drive displays a current detection fault, it could be due to loose wires or connectors on the control board, a damaged Hall sensor, or an abnormal amplifying circuit. Check the wiring.
How to fix autotuning fault in INVT DC Drives?
If the INVT DC Drive displays an autotuning fault, it could be due to improper settings of the motor's rated parameters or the autotuning process timing out. Set the rated parameters according to the motor nameplate and check the motor’s wiring.
What does EEPROM fault mean in INVT CHE100-5R5G/7R5P-4?
If the INVT DC Drive displays an EEPROM fault, it indicates a read/write fault of control parameters. Press STOP/RESET to reset.
What causes PID feedback fault in INVT CHE100-5R5G/7R5P-4?
If the INVT DC Drive displays a PID feedback fault, it could be due to a disconnected PID feedback or a disappearing PID feedback source. Inspect the PID feedback signal wire and the PID feedback source.
How to troubleshoot brake unit fault in INVT DC Drives?
If the INVT DC Drive shows a brake unit fault, it could be due to braking circuit failure, a damaged brake tube, or too low resistance of the externally connected braking resistor. Inspect the braking unit and replace the braking tube if necessary. Increase the braking resistance.
| Model | CHE100-5R5G/7R5P-4 |
|---|---|
| Control Method | V/F control, Sensorless Vector Control |
| Overload Capacity | 150% for 60 seconds |
| Frequency Range | 0-400 Hz |
| Communication Interface | RS485, Modbus |
| Cooling Method | Forced Air Cooling |
| Enclosure Rating | IP20 |
| Voltage | 380-480V |
| Protection Features | Overcurrent, Overvoltage, Undervoltage, Overheating, Short Circuit |
| Operating Temperature | -10°C to +40°C |
| Storage Temperature | -20°C to +60°C |
| Humidity | 5% ~ 95% RH, non-condensing |
| Altitude | ≤1000m above sea level |
| Power | 5.5kW (G type), 7.5kW (P type) |
| Output Current | 12A/16A |
| Input Voltage | 3-phase 380-480V AC, 50/60Hz |
Indicates a potentially dangerous situation resulting in death or serious injury.
Indicates a potentially dangerous situation resulting in minor injury or device damage.
Presents a general schematic for connecting the inverter.
Details how to connect the primary power and motor circuits.
Explains the procedures for connecting control signals and inputs/outputs.
Manages how the inverter starts and stops the motor.
Input essential motor specifications for optimal performance.
Adjusts parameters for advanced vector control operation.
Configures the Voltage/Frequency control method and parameters.
Configures various protection mechanisms like overload and stall protection.
Lists fault codes, their reasons, and troubleshooting solutions.
Provides common operational issues and their remedies.
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