Shanghai Fradwell Industrial Automation Co., Ltd. 86-21-68060766 cnsales@fradwell.com
GA708 Series Specialized Frequency Converter for Specific Applications

GA708 Series Specialized Frequency Converter for Specific Applications

Products - Drives & Motion Control - Variable Frequency Drive Inverter
  • Highlight

    GA708 specialized frequency converter

    ,

    frequency inverter converter with warranty

    ,

    specific application frequency converter

  • Product Name
    Frequency Converter Inverter
  • Power Phase Number
    3-Phase AC 380V ~ 480V
  • Output Power
    0.4kW ~ 500kW
  • Warranty
    Original Factory Warranty
  • Pakage
    Original Pakage
  • Shipping Term
    International Express（DHL/FEDEX/TNT/UPS/ARAMEX）/ Sea Freight / Air Freight / International Special Line
  • Place of Origin
    Japan
  • Model Number
    GA708
  • Minimum Order Quantity
    1
  • Price
    $400-$2800
  • Delivery Time
    3-5Workday
  • Payment Terms
    L/C,D/A,D/P,T/T,Western Union,

GA708 Series Specialized Frequency Converter for Specific Applications

  • GA708 Series Specialized Frequency Converter for Specific Applications
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GA708 Series Specialized Frequency Converter
Specialized inverter designed to meet the performance requirements of specific mechanical fields with comprehensive global compliance and application versatility.
Technical Specifications
Parameter Category Technical Specifications Overseas Application Notes
Basic Electrical Specifications
  • Model Series: GA708 (Specialized for Specific Mechanical Fields)
  • Power Range: 0.4kW ~ 500kW
  • Input Voltage/Frequency: 3-Phase AC 380V ~ 480V; 50/60Hz (Auto-Adaptive)
  • Rated Output Current: 1.2A (0.4kW Model) ~ 920A (500kW Model)
  • Output Frequency Range: 0Hz ~ 400Hz; Frequency Resolution: 0.01Hz (Digital Control), 0.1Hz (Analog Control)
  • Can replace legacy A1000 series in high-performance scenarios
  • Covers light to heavy-duty industrial load requirements
  • Complies with international industrial power supply standards (IEC 60038)
  • Matches motor current requirements across all power segments
  • Supports high-speed motor operation for precision machinery
Control Performance
  • Control Modes: Sensorless Vector Control, Sensor Vector Control, V/F Control
  • Speed Response: ≥50Hz (with PG Feedback)
  • Torque Limit: Adjustable 0% ~ 150% of rated torque
  • Acceleration/Deceleration Time: 0.01s ~ 3600s
  • Torque control accuracy of ±5% for induction motors/permanent magnet motors
  • Reduces vibration in low-rigidity mechanical systems
  • Prevents mechanical damage from sudden load fluctuations
  • Enables smooth start/stop for fragile loads
Protection & Reliability
  • Comprehensive protection functions
  • Built-in brake transistor optional
  • Operating Temperature: -10°C ~ 50°C
  • Protection Class: Standard IP20; Optional IP54
  • KEB function enables safe stop during power outages
  • External brake resistor for heavy-duty scenarios
  • Suitable for harsh industrial environments
  • IP54 protection for outdoor or wet locations
Model Selection Guide
Voltage Class Power Segment Model Number Rated Output Current Typical Overseas Application
380-415V AC Small Power GA708-3-01A2-B 1.2A Textile machinery (small winding motors)
380-415V AC Medium Power GA708-3-06A5-D 6.5A Plastic injection molding machines (1.5kW)
380-500V AC Large Power GA708-5-168A-D 168.0A Power plant auxiliary pumps (90kW)
525-690V AC Extra-Large Power GA708-7-208A-D 208.0A Wind turbine pitch control (110kW, 690V)
Industry Applications
Industry Overseas Typical Scenarios
Printing & Packaging Offset printers, gravure printers, high-speed packaging lines
Textile Dyeing & Finishing Spinning machines, weaving machines, dyeing machines
Plastics & Rubber Extruders, injection molding machines, film blowing machines
Material Handling Port cranes, conveyors, automated storage systems
Frequently Asked Questions
Q1: Motor Overload (OL2) with SynRM motor at 70% load in European project?
Configure SynRM-specific parameters from motor nameplate using DriveWizard. Set control mode to "Advanced Open-Loop Vector (SynRM)" and reduce carrier frequency for long cables. Verify motor cooling system functionality.
Q2: Insulation Fault (LV) in high humidity (>85%) Southeast Asian textile factory?
Install condensation prevention heating kit and enable auto-heating function. Clean and tighten terminals, consider tropicalized GA708 model for long-term high humidity environments.
Q3: Load slip and Braking Fault (BR) in North American port crane application?
Verify braking resistor specifications and check for open circuits. Adjust braking activation timing and enable energy feedback limitation. Ensure proper mechanical brake interlock timing.
Q4: Tension fluctuations in European printing machine at high speeds?
Optimize EtherCAT communication cycles and adjust tension control parameters. Enable speed feedforward compensation and verify encoder installation and shielding.
Compatibility Note: GA708 series provides direct replacement for legacy A1000 series with 15% smaller footprint and supports both induction and permanent magnet motors with optional PG feedback.
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