1. Introduction
This manual provides essential information for the safe and efficient operation of your SUSWE SU600 series Frequency Inverter Motor Speed Controller. The SU600 series is designed for precise control of three-phase induction motors, converting single-phase 220V input to three-phase 380V output, with power ratings ranging from 0.75KW to 5.5KW. Please read this manual thoroughly before installation, operation, or maintenance.
2. Safety Information
- Ensure all wiring is performed by qualified personnel in accordance with local and national electrical codes.
- Always disconnect power before performing any installation, wiring, or maintenance.
- Verify correct voltage and current ratings before connecting the VFD to the power supply and motor.
- Proper grounding is essential to prevent electric shock.
- Do not operate the VFD with damaged cables or terminals.
- Keep the VFD away from water, moisture, and direct sunlight.
3. Product Overview
3.1 Control Panel and Display Interface
The SU600 VFD features an intuitive control panel for easy operation and monitoring. The display shows operational parameters such as frequency (Hz), current (A), and voltage (V).
- Display Indicators: FWD (Forward), REV (Reverse), Hz (Frequency), A (Current), V (Voltage), ALM (Alarm/Fault Indicator).
- PRG (Programming Key): Enters/exits programming mode.
- ENT (Confirm Key): Confirms parameter settings.
- RUN (Run Key): Starts motor operation.
- STOP/RST (Stop/Reset Key): Stops motor operation or resets faults.
- Incremental/Decrement Keys (Up/Down Arrows): Adjust frequency or parameter values.
- Konb: Rotary encoder for fine adjustment of frequency or parameter values.
- External Network Port: For external communication or control.
3.2 Internal Components and Durability
The SU600 inverter features a robust main board designed for durability in various environments.
The main board material characteristics include:
- Waterproof
- Moisture proof
- Mildew proof
3.3 External Operation Panel
An optional external operation panel can be connected for remote control and monitoring. This panel replicates the main unit's display and controls.
Dimensions of the external panel are approximately 79mm x 53mm.
4. Specifications
4.1 General Specifications
- Brand Name: SUSWE
- Model Number: SU600
- Type: DC/AC Inverters
- Output Type: Triple (3-phase)
- Output Frequency: 50-400HZ
- Output Current: 2.5-13A (varies by model)
- Output Power: 0.75-5.5KW (varies by model)
- Weight: 1-2Kg (approximate, varies by model)
- Size: 147*72*119mm / 185*87*138mm (approximate, varies by model)
- Origin: Mainland China
- Certification: CE, FCC, RoHS
4.2 SU-600 Frequency Converter Series Index
The following table details the power supply capacity, rated currents, and adapted motor power for various SU600 models.
| Frequency Converter Mode | Power Supply Capacity (kVA) | Rated Input Current (A) | Rated Output Current (A) | Adapted Motor (KW) | Adapted Motor (HP) |
|---|---|---|---|---|---|
| Single Phase 220V into three phase 380V 50HZ/60HZ | |||||
| SU600-0R75G1 | 1.5 | 3.4 | 2.5 | 0.75 | 1 |
| SU600-1R5G1 | 3 | 5.8 | 3.7 | 1.5 | 2 |
| SU600-2R2G1 | 4 | 8.0 | 5.5 | 2.2 | 3 |
| SU600-3R7G1 | 5.9 | 10.5 | 8 | 3.7 | 5 |
| SU600-5R5G1 | 8.9 | 14.6 | 13 | 5.5 | 7.5 |
| Single Phase 220V into three phase 220V 50HZ/60HZ | |||||
| SU600-0R75G2 | 1.5 | 8.2 | 4 | 0.75 | 1 |
| SU600-1R5G2 | 3 | 14 | 7 | 1.5 | 2 |
| SU600-2R2G2 | 4 | 23 | 9.6 | 2.2 | 3 |
| SU600-3R7G2 | 5.5 | 31 | 17 | 3.7 | 4 |
| SU600-5R5G2 | 8.9 | 26 | 25 | 5.5 | 5 |
| Three-phase 380V into three-phase 380V 50HZ/60HZ | |||||
| SU600-0R75G3 | 1.5 | 3.6 | 2.5 | 0.75 | 1 |
| SU600-1R5G3 | 3 | 5.1 | 4.1 | 1.5 | 2 |
| SU600-2R2G3 | 4 | 6 | 5.8 | 2.2 | 3 |
| SU600-3R7G3 | 6.1 | 10.5 | 9 | 4 | 5 |
| SU600-5R5G3 | 8.9 | 14 | 13 | 5.5 | 7.5 |
4.3 Naming Rules
The model number SU-600-X.XGZ indicates:
- SU-600: Model series.
- X.X: Power grade (e.g., 0R75 for 0.75KW, 1R5 for 1.5KW, 004 for 400W).
- G: General purpose.
- Z: Voltage grade:
- 1: Single-phase 220V input to three-phase 380V output.
- 2: Single-phase 220V input to three-phase 220V output.
- 3: Three-phase 380V input to three-phase 380V output.
5. Installation & Wiring
Proper wiring is critical for the safe and correct operation of the VFD. Refer to the detailed wiring diagram below.
5.1 Wiring Connections
- Power Input: Connect the single-phase 220V power supply to terminals R, S/L1, T/L2. Ensure a circuit breaker is installed upstream for protection.
- Motor Output: Connect the three-phase induction motor to terminals U, V, W.
- Ground Wire: Connect the ground wire to the designated ground terminal.
- Brake Resistor: For applications requiring rapid deceleration (e.g., CNC machine tools), connect a brake resistor to terminals P+ and PB.
- Multifunctional Input Terminals (X1-X4, COM): These terminals can be configured for various control functions such as start/stop, forward/reverse, multi-speed selection, etc. Refer to the detailed programming manual for specific configurations.
- Analog Input (AI, GND): For external speed control via a potentiometer (e.g., SK-10K potentiometer) or 0-10V/0-20mA signal.
- Analog Output (AO, GND): Provides an analog output signal (0-10V/0-20mA) proportional to frequency or other parameters.
- RS485 Communication (485+, 485-): For remote control and monitoring via RS485 protocol.
- Relay Output (TA, TC): Programmable relay output for status indication or external control.
- External Keyboard Interface (J11): Connects to the optional external operation panel.
6. Operation
6.1 Basic Panel Operation
The VFD can be operated directly from its control panel. Use the RUN button to start the motor and STOP/RST to stop it. Adjust the frequency using the incremental/decrement keys or the rotary knob.
Video 1: Demonstration of SU600 VFD panel operation, showing frequency adjustment and motor speed control.
6.2 Programming Parameters
To access and modify parameters, press the PRG key. Use the incremental/decrement keys or the knob to navigate through parameters and adjust values. Press ENT to confirm changes. A detailed list of parameters and their functions can be found in the comprehensive programming manual (not included in this basic guide).
7. User Tips
- Factory Reset: If you need to return the VFD to its default factory settings, consult the full programming manual for the specific parameter code and procedure. This is often a useful step for troubleshooting or reconfiguring the unit.
- Motor Compatibility: Always ensure the motor's rated power and current are within the VFD's specifications to prevent damage and ensure optimal performance.
- Cooling: Ensure adequate ventilation around the VFD to prevent overheating, especially during continuous operation at high loads.
8. Troubleshooting
If you encounter issues with your SU600 VFD, consider the following general troubleshooting steps:
- No Power: Check the input power supply, circuit breaker, and all wiring connections.
- Motor Not Running: Verify the RUN command is active, check motor wiring, and ensure no fault indicators (ALM) are present on the display.
- Fault Indication (ALM): Note the fault code displayed and refer to the comprehensive manual for specific fault descriptions and remedies. Common faults include overcurrent, overvoltage, undervoltage, and overheating.
- Incorrect Speed/Frequency: Check frequency settings on the control panel or external control input (e.g., potentiometer).
- Motor Noise/Vibration: Ensure motor parameters are correctly set in the VFD, and check motor mounting.
For complex issues, it is recommended to consult a qualified technician or refer to the detailed troubleshooting section in the complete product manual.
9. Maintenance
To ensure the longevity and reliable operation of your SUSWE SU600 VFD, follow these maintenance guidelines:
- Regular Cleaning: Keep the VFD clean and free from dust and debris. Use a soft, dry cloth for cleaning. Do not use liquid cleaners.
- Ventilation: Ensure cooling fans are unobstructed and functioning correctly. Periodically clean fan grilles.
- Terminal Inspection: Periodically check all wiring terminals for tightness and signs of corrosion.
- Environmental Conditions: While the main board is waterproof, moisture-proof, and mildew-proof, it is best to operate the VFD in a clean, dry, and well-ventilated environment within its specified temperature range.
- Firmware Updates: Check the manufacturer's website for any available firmware updates that may improve performance or address known issues.
10. Warranty & Support
The SUSWE SU600 series VFD comes with a 1-year warranty. For any product-related inquiries or technical support, please contact your seller or the manufacturer directly. Ensure you have your product model and purchase details available when seeking support.
Additional services include:
- Refunds if the package is lost.
- Refunds if items are damaged upon arrival.
