SGMG-09ASA YASKAWA

SGMG-09ASA YASKAWA Power Board

Product  Description：

Yaskawa Power Boards are high-density electronic assemblies primarily integrated into servo drives, inverters, and machine controllers. These boards function as the primary interface for power distribution and regulation, converting incoming AC or DC supply into the precise voltage levels required by sensitive control logic and high-power switching components. Designed to work in perfect harmony with Yaskawa’s motion control technology, these boards are essential for the efficient operation of Sigma series drives and GA series inverters.

Product Parameters

The technical characteristics of a Yaskawa Power Board are focused on high-voltage management and thermal stability:

• Input Voltage Compatibility: Optimized for industrial standards including 200V-240V AC and 380V-480V AC three-phase inputs.

• Internal DC Bus Regulation: Features high-capacity electrolytic capacitors designed to maintain a stable DC link voltage even during rapid motor deceleration.

• Auxiliary Power Outputs: Provides multiple isolated DC outputs, such as 5V, 15V, and 24V, to power internal encoders, gate drivers, and communication modules.

• Insulation Resistance: High dielectric strength often rated at 1500V AC or higher to ensure safety between the high-power circuit and low-voltage control sections.

• Operating Frequency: Designed to handle high-speed switching frequencies, typically between 8kHz and 16kHz, used in modern Pulse Width Modulation (PWM) systems.

• Environmental Rating: Most boards are rated for operation in ambient temperatures up to 55 or 60 degrees Celsius without derating.

Product Advantages

Yaskawa Power Boards are recognized for their durability and "Green" energy efficiency:

• Advanced Thermal Dissipation: Built using multi-layer PCB technology with thick copper cladding and dedicated thermal vias to move heat away from power transistors efficiently.

• Integrated Surge Protection: Features built-in varistors and snubber circuits that protect the entire drive system from line surges and lightning strikes.

• High Energy Efficiency: Utilizes low-loss components to minimize internal power consumption, which contributes to a lower carbon footprint for the overall machinery.

• Compact Modular Design: The boards are engineered to fit precisely within the drive housing, reducing the overall footprint of the control cabinet.

• Long Service Life: Components are selected for their longevity, often rated for 10 years or more of continuous industrial operation under standard load conditions.

Product Applications

These power boards are found at the heart of Yaskawa’s most critical motion and power equipment:

• Servo Drive Systems: Powering the Sigma-5 and Sigma-7 series drives used in high-speed assembly and robotic applications.

• Variable Frequency Drives: Serving as the main power distribution hub for GA500 and GA700 inverters in pump and fan control.

• Robotic Controllers: Providing the necessary energy to the multi-axis power units within Yaskawa Motoman robot cabinets.

• Regenerative Converters: Managing the power flow in systems that return energy to the grid during motor braking.

• Industrial Lift Systems: Powering the specialized drives used in high-speed elevators and heavy-duty cranes.

Important Precautions

To prevent hardware failure and ensure operator safety, adhere to the following guidelines:

• High Voltage Danger: Even after disconnecting the main power, the DC bus capacitors on the power board can retain a lethal charge. Always wait at least 5 to 10 minutes and measure the voltage with a meter before touching the board.

• Proper Grounding: Ensure the board is mounted with all provided screws to the chassis. These screws often serve as the grounding path for EMI filters; failure to ground them can lead to equipment malfunction or electrical noise issues.

• Avoid Contamination: Industrial power boards are susceptible to "tracking" or short circuits if conductive dust, oil mist, or moisture accumulates on the surface. Always install in a properly filtered enclosure.

• Capacitor Aging: Electrolytic capacitors on the power board have a finite life. Regularly inspect for bulging or leaking, and follow the manufacturer's preventive maintenance schedule for replacement.

• Handling Precautions: Do not touch the components or traces with bare hands. Skin oils can lead to corrosion over time, and static electricity can damage the integrated sensing circuits on the board.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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