MDWXDOFP GD10 Series 3 Phase 380V Mini Economical Inverter User Manual

1. Introduction

This user manual provides essential information for the safe and efficient operation of your MDWXDOFP GD10 Series 3 Phase 380V Mini Economical Inverter. The GD10 series Variable Frequency Drives (VFDs) are designed for controlling the speed of AC motors in various industrial applications. Please read this manual thoroughly before installation, operation, or maintenance to ensure proper usage and prevent potential hazards.

Keep this manual accessible for future reference.

2. Product Overview

The MDWXDOFP GD10 Series Inverter is a compact and economical solution for motor speed control. It supports 3-phase 380V input and is available in several power ratings:

• GD10-0R7G-4-B
• GD10-1R5G-4-B
• GD10-2R2G-4-B

Key features include precise motor control, energy efficiency, and a user-friendly interface.

Figure 2.1: Front view of the MDWXDOFP GD10 Series Inverter, showing the control panel and display.

3. Safety Information

WARNING: Improper installation or operation can lead to serious injury or death. Always observe the following safety precautions:

• Only qualified personnel should install, operate, and maintain this equipment.
• Disconnect all power before performing any wiring or maintenance. Wait at least 5 minutes after power-off for capacitors to discharge.
• Ensure proper grounding of the inverter and motor.
• Do not touch electrical components when power is applied.
• Protect the inverter from moisture, dust, and corrosive gases.
• Do not operate the inverter with damaged cables or components.

Figure 3.1: Side view of the MDWXDOFP GD10 Series Inverter, showing ventilation and a "DANGER 5 min" warning label, indicating the discharge time for internal capacitors.

4. Setup and Installation

4.1 Unpacking and Inspection

Upon receiving the inverter, carefully unpack it and inspect for any signs of damage during transit. Verify that all components are present according to the packing list (not provided in this manual, refer to product packaging).

4.2 Mounting

Mount the inverter vertically on a stable, non-flammable surface. Ensure adequate ventilation space around the unit (at least 10 cm on all sides) to allow for proper heat dissipation. Avoid mounting in direct sunlight or areas with excessive vibration, dust, or humidity.

4.3 Wiring

All wiring must be performed by a qualified electrician in accordance with local and national electrical codes. Ensure power is disconnected before wiring.

• Power Input (R, S, T): Connect the 3-phase 380V AC power supply to the designated input terminals.
• Motor Output (U, V, W): Connect the 3-phase motor to the output terminals.
• Grounding (PE): Connect the ground terminal to a reliable earth ground.
• Control Terminals: Refer to the detailed wiring diagram (typically found on the unit or in a separate wiring guide) for connecting external control signals such as start/stop, speed reference, and fault outputs.

Use appropriate wire gauges for all connections to prevent overheating and ensure safe operation.

5. Operating Instructions

5.1 Control Panel Overview

Figure 5.1: Detailed view of the MDWXDOFP GD10 Series Inverter control panel, showing the display and various function buttons.

The control panel features an LED display and several buttons for operation and parameter setting:

• RUN: Starts the motor.
• STOP/RST: Stops the motor and resets fault conditions.
• PRG/ESC: Enters/exits parameter setting mode, or cancels current operation.
• DATA/ENT: Confirms parameter settings or enters sub-menus.
• JOG: Initiates jog operation (momentary run at a preset frequency).
• Up/Down Arrows: Navigate through parameters or adjust values.
• SHIFT: Shifts cursor position during parameter editing.

5.2 Basic Operation

1. Power On: Apply 3-phase 380V power to the inverter. The display will illuminate.
2. Start Motor: Press the RUN button. The motor will accelerate to the set frequency.
3. Stop Motor: Press the STOP/RST button. The motor will decelerate and stop.
4. Adjust Frequency: Use the Up/Down arrow buttons to adjust the output frequency (and thus motor speed) while the inverter is running, if configured for keypad control.

5.3 Parameter Settings

To access and modify operational parameters (e.g., acceleration/deceleration times, maximum frequency, control mode):

1. Press PRG/ESC to enter parameter setting mode.
2. Use the Up/Down arrow buttons to navigate through parameter groups and individual parameters.
3. Press DATA/ENT to select a parameter or enter a sub-menu.
4. Use Up/Down arrows and SHIFT to modify the parameter value.
5. Press DATA/ENT to save the new value.
6. Press PRG/ESC repeatedly to exit parameter setting mode.

Refer to the detailed parameter list (not included in this general manual) for specific parameter functions and ranges.

6. Maintenance

Regular maintenance ensures the longevity and reliable operation of your inverter. Always disconnect power before performing any maintenance.

• Cleaning: Periodically clean the inverter's exterior and ventilation openings to prevent dust accumulation, which can hinder heat dissipation. Use a soft, dry cloth. Do not use liquid cleaners.
• Inspection: Regularly inspect wiring connections for tightness and signs of wear or damage. Check for any unusual noises or odors during operation.
• Environmental Conditions: Ensure the operating environment remains within specified temperature and humidity ranges.

7. Troubleshooting

This section provides guidance for common issues. For complex problems, contact technical support.

If a fault code appears on the display, consult the specific fault code section of the full product manual (if available) for detailed explanations and remedies.

8. Specifications

9. Warranty and Support

For warranty information, technical support, or service inquiries, please contact your original point of purchase or the manufacturer directly. Keep your purchase receipt and product model information handy when contacting support.

Manufacturer: MDWXDOFP