Yaskawa UAASKD-15WHS12 Power Module
Yaskawa UAASKD-15WHS12
The UAASKD-15WHS12 is a three-phase AC-DC power module launched by YASKAWA Electric Corporation for high-power servo systems. As a “WHS” model in the UAASK series, it is specifically designed for 15 kW (approx. 1800 W) class servo motors, and ideal for industrial automation applications requiring large current, wide input voltage range and multiple protection functions.
Key Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Rated Power | 1.8 kW (≈ 1800 W) | Compatible with 15 kW class servo motors |
| Input Voltage | 90–300 V AC | Wide range, compatible with 3-phase 3-wire or 4-wire power grids |
| Output Voltage | 21–29 V DC | Provides low-voltage DC drive for servo motors |
| Output Current Range | 0–86 A | Meets the instantaneous current requirements of high-torque motors |
| Power Factor | ≥ 0.95 (typical) | High-efficiency operation, reducing power grid load |
| Efficiency | ≥ 96% (rated condition) | Low power loss, energy-saving and environmentally friendly |
| Operating Temperature | –20 °C – +60 °C | Suitable for most industrial environments |
| Protection Class | IP20 (indoor use) | Must be used with a protective enclosure |
| Protection Functions | Input overvoltage/undervoltage, output overvoltage, overtemperature, short circuit, overcurrent, undervoltage recovery, etc. | Enhances system reliability and prevents equipment damage |
| Communication Interfaces | Optional multiple fieldbuses (EtherCAT, PROFINET, CANopen, etc.) | Easy integration with upper-level controllers |
| Dimensions | Approx. 140 mm × 120 mm × 80 mm (subject to packaging) | Compact design for easy cabinet installation |
| Weight | ≈ 3.5 kg | Lightweight design helps reduce mechanical load |
Product Features
- High Power Density
Delivers 1.8 kW output power with a weight of only about 3.5 kg, making it suitable for space-constrained cabinets.
- Wide Input Voltage Range
The 90–300 V AC wide input range enables direct connection to power grids in different regions without additional transformers.
- High Current Output
The maximum DC output of 86 A meets the instantaneous current demands of high-torque servo motors.
- Multiple Protection Functions
Built-in safety features including overvoltage, undervoltage, overcurrent, overtemperature and short-circuit protection ensure reliable system operation.
- High Efficiency
The conversion efficiency of ≥ 96% reduces energy consumption and complies with green manufacturing requirements.
- Rich Communication Options
Supports mainstream fieldbuses such as EtherCAT, PROFINET and CANopen, enabling seamless connection with PLCs and motion controllers.
- Modular Design
Adopts plug-in terminal blocks for quick maintenance and replacement, minimizing downtime.
Structure and Components
- Power Module
Responsible for AC-DC conversion, internally equipped with high-frequency bridge rectifiers and high-power MOSFET/IGBT switching devices.
- Power Output Module
A bridge inverter composed of high-current MOSFETs/IGBTs, providing 21–29 V DC output.
- Control Unit
Embedded DSP/FPGA controller that implements closed-loop speed/position/torque control and processes communication protocols.
- Protection Circuit
Includes overvoltage, undervoltage, overcurrent, temperature monitoring and short-circuit detection circuits.
- Heat Dissipation System
Aluminum heat sinks combined with optional forced air cooling ensure thermal management during high-power operation.
- Interface Terminals
Input power terminals, output current terminals, and signal/communication terminals (EtherCAT, CAN, RS-485, etc.).
Typical Application Fields
- CNC Machine Tools: High-precision machining centers, lathes, milling machines and other machine tools requiring high-torque servo drives.
- Robotics: Joint drives of industrial robots and high-power axes of collaborative robots (cobots).
- Packaging Machinery: Drive systems for high-speed packaging lines, winding and cutting equipment.
- Automated Production Lines: Synchronous motion control of conveying systems and assembly lines.
- Semiconductor and Optoelectronic Equipment: Scenarios with stringent requirements for precision and response speed, such as lithography machines and wafer handling robots.
If you would like to learn more about our products and services, please feel free to contact us at any time!
- Sales Manager : Jinny
- Email : sales5@xrjdcs.com
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ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
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Professional Supplier of Imported Industrial Automation Spare Parts
- PLC Controllers: PLC units and peripheral devices from ABB, Siemens, Omron, etc.
- DCS System Spare Parts: Replacement components for DCS from ABB, FOXBORO, Honeywell, etc.
- Variable Frequency Drives (VFDs): Frequency converters from ABB, Siemens, Yaskawa, etc.
- Servo Motors: Servo motor products from Yaskawa, Panasonic, etc.
- Sensors: Sensing equipment from ABB, Honeywell, etc.
- I/O Modules: Input/output modules from ABB, Siemens, etc.
