Description
The Mitsubishi MDS-DH-V2-4020 is a high-performance dual-axis servo drive unit from the MDS-DH Series, specifically engineered for MAZAK CNC machine tools. This compact module controls two servo axes simultaneously (typically X/Y or Y/Z) using a shared 400V DC bus, reducing cabinet space and wiring complexity. It features high-speed optical fiber communication for synchronized motion, advanced resonance suppression, and robust reliability for demanding machining cycles.
Key Features
- Dual-Axis Control: Single unit drives two independent servo motors.
- High Power: Rated for 400V class applications (typically 2.0kW / 2.0kW or similar pairing).
- Optical Fiber Interface: High-speed, noise-immune communication with the CNC controller.
- Advanced Tuning: Built-in adaptive vibration control and friction compensation.
- Compact Design: Space-saving modular architecture for multi-axis racks.
- Country of Origin: Japan
Technical Specifications
Parameter | Specification |
|---|---|
Model | MDS-DH-V2-4020 |
Series | MDS-DH (High-Performance Dual Axis) |
Axes | 2 Axes (Shared DC Bus) |
Input Voltage | 3-Phase 380–480V AC (400V Class) |
DC Bus Voltage | Approx. 600V DC (from external Power Supply Unit) |
Rated Output | 2.0 kW + 2.0 kW (Combined 4.0 kW) |
Output Current | Continuous / Peak ratings depend on specific motor pairing |
Feedback | Supports OSE series encoders (Absolute/Incremental) |
Communication | High-speed optical fiber (MDS-DH Network) |
Protection | Overcurrent, Overvoltage, Regenerative Overload, Encoder Error |
Mounting | DIN Rail or Rack Mount (Vertical preferred) |
Dimensions | Approx. 60–80 mm × 250 mm × 200 mm (Varies by revision) |
Weight | Approx. 2.5–3.5 kg |
Standards | CE, UL, RoHS |
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty (tested under load)
- Technical support for:
- Drive parameter backup and restoration
- Alarm code diagnosis (e.g., AL 20, AL 30, AL 50 series)
- Motor/drive matching verification
- Fiber optic cable routing and shielding advice
- Commissioning assistance available
Delivery Time
- Standard delivery: 3-5 working days (stock items)
- Express shipping available upon request
Why Choose Our Store
- Genuine Mitsubishi MDS-DH components
- Global supply network with competitive pricing
- Expertise in MAZAK CNC servo systems
- Comprehensive technical documentation (manuals, wiring diagrams)
- Responsive customer service and support
Applications
- MAZAK Machining Centers (Horizontal & Vertical)
- MAZAK Turning Centers
- Multi-tasking Turn-Mill Machines
- Retrofitting or upgrading older MDS drive systems
- High-precision positioning applications





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