1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of the Lichuan LC30E AC Servo Motor Driver Kit. This kit is designed for high-precision control in various automation applications, including CNC machines and robotics. It features a 110 flanged AC servo motor and an EtherCAT high-speed bus servo drive, supporting multiple control modes and encoder resolutions.
Figure 1: Lichuan AC Servo Motor and Driver Kit
2. Safety Information
Please read and understand all safety precautions before installing, operating, or maintaining the servo motor driver kit. Failure to follow these instructions may result in personal injury or equipment damage.
- Always disconnect power before performing any installation, wiring, or maintenance.
- Ensure proper grounding of all components to prevent electrical shock.
- Only qualified personnel should perform installation and wiring.
- Do not operate the equipment in environments exceeding its specified temperature, humidity, or vibration limits.
- Protect the motor shaft from forceful strikes during installation/disassembly to prevent damage to the encoder.
- Minimize shaft seat vibration to prevent damage to bearings.
3. Product Overview
The Lichuan LC30E AC Servo Motor Driver Kit consists of a high-performance AC servo motor and a compatible servo motor driver. The system is designed for precise motion control with high efficiency and reliability.
3.1. Key Features
- Motor Type: Servo Motor, Frame110
- Efficiency: IE 4
- AC Voltage: 208-230 / 240 V (Three phase 220VAC Power Supply)
- Output Power: 1.2KW, 1.5KW, 1.8KW
- Holding Torque: 4.0N.m, 5.0N.m, 6.0N.m
- Rated Speed: 3000rpm
- Encoder Resolution: 17/23-bit incremental, 17/23-bit absolute encoder
- Communication: EtherCAT Bus, MODBUSRTU protocol (RJ45 x 2 for input/output)
- Application Layer Protocol: CoE: CANopen over EtherCAT
- Control Modes: CSP/CSV/CST/PP/PV/PT/HM
- Protection Feature: Waterproof
- Certifications: RoHS, CE
3.2. Functional Description of the Drive
Figure 2: Functional Description of Servo Motor Driver
The servo motor driver features several key terminals and ports:
- Digital tube: Displays status and error codes.
- Key: For parameter settings and navigation.
- EtherCAT port (CN1 IN, CN1 OUT): For EtherCAT communication.
- DI/DO control terminal (CN2): 5-way Digital Input (DI) port, 3-way Digital Output (DO) port.
- Encoder terminal (CN3): Connects to the motor's encoder.
- Power Terminal (L1, L2, L3): Three-phase 220VAC power input.
- Brake resistance terminal (B1, B2, B3): For connecting external brake resistance.
- Motor power line terminal (U, V, W): Connects to the motor's power phases.
- Ground terminal (PE): For protective grounding.
3.3. Motor Dimensions
Figure 3: 110 Flanged AC Servo Motor Dimensions
4. Setup
4.1. Unpacking and Inspection
Upon receiving the product, carefully unpack all components and verify that all items listed in the packing list are present and undamaged. Report any discrepancies or damage to your supplier immediately.
Figure 4: Product Packing Drawing
4.2. Physical Installation
Mount the servo motor and driver securely in a location that meets environmental requirements (temperature, humidity, vibration) and allows for adequate ventilation. Refer to the dimension drawings for proper mounting hole patterns.
Figure 5: Driver Installation Dimension Drawing (Unit: mm)
4.3. Wiring
Connect the servo motor to the driver and the driver to the power supply and control system according to the wiring diagram. Use the provided 3M power and encoder cables.
Figure 6: Wiring Diagram of Servo Peripheral Equipment
- Power Connection: Connect L, N (or L1, L2, L3 for three-phase) to the AC 220V power supply. Ensure proper grounding (PE).
- Motor Connection: Connect the motor's U, V, W phases to the corresponding terminals on the driver.
- Encoder Connection: Connect the encoder wire from the motor to the CN3 encoder terminal on the driver.
- Brake Resistor: If using an external brake resistance, connect it to B1, B2, B3. Note: When using external brake resistance wiring mode, you may need to break the B2, B3 connection as indicated in the diagram.
- Communication: Use RJ45 cables for EtherCAT communication (CN1 IN/OUT). The touch screen can communicate with the driver via 485, and also with a PLC.
- Digital I/O: Connect control signals to the DI/DO control terminal (CN2).
5. Operating Instructions
The Lichuan LC30E servo driver supports various control modes and communication protocols for flexible operation.
5.1. Initial Power-Up and Testing
After completing all wiring, perform an initial power-up. Observe the digital tube display for any error codes. You can use a control panel (e.g., HMI or PLC) to send commands to the driver.
Video 1: Demonstration of Lichuan AC Servo Motor and Driver operation, showing speed control and encoder functionality.
5.2. Control Modes
The driver supports seven control modes: CSP (Cyclic Synchronous Position), CSV (Cyclic Synchronous Velocity), CST (Cyclic Synchronous Torque), PP (Profile Position), PV (Profile Velocity), PT (Profile Torque), and HM (Homing Mode). Select the appropriate mode based on your application requirements.
5.3. Encoder Functionality
The system supports 17-bit and 23-bit incremental/absolute encoders, providing high precision for position and speed feedback. The video demonstrates setting target RPM and observing actual RPM, showcasing the encoder's role in precise control.
5.4. Communication
The LC30E driver utilizes EtherCAT for high-speed bus communication and also supports MODBUSRTU protocol. The EtherCAT communication allows for a maximum synchronization cycle of 125µs, ensuring rapid and synchronized control in complex automation systems.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your servo motor driver kit.
- Cleaning: Keep the motor and driver free from dust, debris, and moisture. Use a soft, dry cloth for cleaning. Do not use solvents or abrasive cleaners.
- Inspection: Periodically check all wiring connections for tightness and signs of wear or damage. Inspect the motor shaft and bearings for any unusual noise or vibration.
- Ventilation: Ensure that the cooling fan on the driver is unobstructed and functioning correctly to prevent overheating.
- Environmental Conditions: Verify that the operating environment remains within the specified temperature and humidity ranges.
7. Troubleshooting
This section provides general guidance for common issues. For specific error codes or complex problems, refer to the detailed technical documentation or contact customer support.
- Motor Not Moving: Check power connections, control signal integrity, and ensure the correct operating mode is selected. Verify that the emergency stop is not engaged.
- Unusual Noise/Vibration: Inspect motor mounting, coupling, and check for any mechanical obstructions. Review motor parameters and tuning settings.
- Communication Errors: Verify EtherCAT or MODBUSRTU cable connections, network configuration, and ensure the correct communication protocol is selected in the control system.
- Overheating: Check for proper ventilation around the driver and motor. Ensure the cooling fan is operational. Verify motor load is within specifications.
8. Specifications
8.1. 110 Flanged Motor Specifications
Figure 7: 110 Flanged AC Servo Motor Specifications
| Motor Model | Rated Power (KW) | Rated Voltage (V) | Rated Current (A) | Rated Speed (rpm) | Rated Torque (N.m) | Length of Fuselage LA (mm) | Weight (kg) | Number of Encoder Lines (PPR) |
|---|---|---|---|---|---|---|---|---|
| LCMT-12L□□-110M04030 | 1.2 | 220 | 5.0 | 3000 | 4.0 | 189 | 5.5 | 17/23 bit encoder |
| LCMT-15L□□-110M05030 | 1.5 | 220 | 6.0 | 3000 | 5.0 | 204 | 6.1 | 17/23 bit encoder |
| LCMT-18L□□-110M06030 | 1.8 | 220 | 6.0 | 3000 | 6.0 | 219 | 6.7 | 17/23 bit encoder |
Additional Motor Specifications:
- Peak Torque: 12 N.m (1.2KW), 15 N.m (1.5KW), 18 N.m (1.8KW)
- Voltage Constant (V/1000r/min): 54 (1.2KW), 62 (1.5KW), 60 (1.8KW)
- Torque Coefficient (N.m/A): 0.8 (1.2KW), 1.0 (1.5KW), 0.83 (1.8KW)
- Rated Inertia (kg·m²): 0.54 X 10⁻³ (1.2KW), 0.63 X 10⁻³ (1.5KW), 0.76 X 10⁻³ (1.8KW)
- Resistance (Ω): 1.09 (1.2KW), 1.03 (1.5KW), 0.81 (1.8KW)
- Inductance (mH): 3.3 (1.2KW), 3.43 (1.5KW), 2.59 (1.8KW)
- Electrical Time (Ms): 3.0 (1.2KW), 3.33 (1.5KW), 3.2 (1.8KW)
- Motor Insulation Grade: CLASS B (130°C)
- Protection Level: IP65
8.2. LC30E AC Servo Drive Specifications
Figure 8: LC30E AC Servo Drive Parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product weight | 1.31KG | Product dimensions | 199 x 178 x 56mm |
| Power supply | Three phase 220VAC | Drive motor | AC servo motor (1.2KW ~ 1.8KW) |
| Current range | 30A | Control mode | CSP/CSV/CST/PP/PV/PT/HM |
| Equipment Agreement | CiA402 Drive Profile | Protocol | CoE: CANopen over EtherCAT |
| Digital input | 5-way input, function can be assigned | Digital output | 3-way output, function can be assigned |
| Transmission rate | 2x100Mbps | Protection function | Overcurrent, overvoltage, position deviation, etc. |
| Encoder wire | Support 17-bit incremental/absolute encoder, 23-bit incremental/absolute encoder | ||
9. User Tips
- For optimal performance, ensure your control system (PLC, HMI) is fully compatible with EtherCAT or MODBUSRTU protocols and configured correctly for the selected control mode.
- When integrating into a CNC or robotic system, carefully calibrate the motor and encoder settings to achieve desired precision and motion profiles.
- Consider using shielded cables for all connections to minimize electrical noise interference, especially in industrial environments.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please contact your supplier or the manufacturer directly. Keep your purchase records handy for faster service.
