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China Wind Turbine On-grid Converter Factory: Reliable Suppliers for Efficient Power Conversion Solutions

The Convertor is a crucial component in wind generator systems, designed to enhance power efficiency and stability. Suitable for both permanent magnet synchronous and asynchronous generators, this device effectively converts unstable AC current generated by wind turbines into DC, followed by transforming it into stable AC current. This ensures consistent frequency and voltage control of the wind turbine regardless of varying wind speeds, preventing any adverse impact on the grid, Our small wind turbine grid-connected system comprises a wind turbine, rectifier, electronic dump load, and a grid-connected inverter. Wind energy is first converted into alternating current with varying amplitude and frequency. This alternating current is then processed by the controller to produce stable DC current. The grid-connected inverter further transforms this DC current into a sine wave current that matches the grid's frequency and phase, allowing seamless integration into the power supply, The grid-connected inverter serves as the heart of the wind turbine system. Powered by a U.S. TI's 32-bit DSP chip and Japan's advanced IGBT intelligent power module assembly, it implements active current-controlled PWM inverter technology. This design significantly boosts reliability, enhances protective functions, and maintains a high power factor, ensuring a harmonic pollution-free power supply. As a leading China supplier and factory of wind energy solutions, we are committed to providing advanced technology that supports renewable energy systems

    Leading feature

    1. MPPT (Power Curve Tracking) Technology
    2. Over 97.5% Max. Efficiency
    3. LCD touch Screen Display
    4. RS485, WIFI/GPRS monitoring app available (optional)
    5. IGBT from Mitsubishi
    6. Disturbance detection technology, insolated island control
    7. Compact & light design for one-person easy installation
    8. Pure sine wave output, no pollution & impact to the grid
    9. Dry contact, disconnect generator for protection and recovery automatically

    Product Parameters

    Model

    GWI-200KTL

    GWI-300KTL

    GWI-400KTL

    GWI-500KTL

    GWI-600KTL

    Rated power

    200KW

    300KW

    400KW

    500KW

    600KW

    Max. AC Output Power

    220KW

    330KW

    440KW

    550KW

    660 KW

    Circuit method

    IGBT/PWM (Pulse Width Modulation mode)

    Rated AC Input Power

    200KW

    300KW

    400KW

    500KW

    600 KW

    Generator Rated Voltage

    600-690Vac

    Range Of AC Input Voltage Of Generator

    460-750Vac

    Max. Efficiency

    97%

    Rated Output Voltage

    380 Vac

    Rated Output Frequency

    50Hz/60Hz

    Available Grid Voltage Range

    (Three Phase)

    350-450Vac

    310Vac-450Vac

    Available Grid Frequency Range

    50Hz±1%/ 60Hz±1%

    Total Current Waveform Distortion Rate

    <3%

    Power Factor

    ≥0.99

    Power Consumption At Night

    <100W

    Communication Interface

    Ethernet network/RS485/RS232

    Electrical Insulation Performance

    1500Vac, 1 minute

    Operating Environment

    Temperature

    -25~+55℃

    Operating Environment Humidity

    0~90%,No condensation

    Protection

    Input under voltage, over voltage, reverse connection, output over current, short circuit, overheating, etc

    Cooling Method

    Fan Cooling

    Noise (Horizontal Distance 1 m)

    <40dB

    Protection Class

    IP25(indoor)

    Size(mm)

    1200*1000*1900

    1200*1000*2060

    1200*1000*2060

    1200*1000*2060

    1200*1000*2060

    Model

    GWI-800KTL

    GWI-1000KTL

    GWI-1500KTL

    GWI-2000KTL

    GWI-3000KTL

    Rated Power

    800KW

    1000KW

    1500KW

    2000KW

    3000KW

    Max. Ac Output Power

    880KW

    1100KW

    1650KW

    2200KW

    3250KW

    Circuit Method

    IGBT/PWM (Pulse Width Modulation mode)

    Rated Ac Input Power

    800KW

    1000 KW

    1500KW

    2000KW

    3000KW

    Generator Rated Voltage

    600Vac - 690Vac

    Range Of Ac Input Voltage Of Generator

    460-750Vac

    Max. Efficiency

    97%

    Rated Output Voltage

    380 Vac

    Rated Output Frequency

    50Hz/ 60Hz

    Available Grid Voltage Range

    (Three Phase)

    310Vac-450Vac

    Available Grid Frequency Range

    50Hz±1%/ 60Hz±1%

    Total Current Waveform Distortion Rate

    <3%

    Power Factor

    ≥0.99

    Power Consumption At Night

    <100W

    Communication Interface

    Ethernet/RS485/RS232

    Electrical Insulation Performance

    1500Vac, 1 minute

    Operating Environment

    Temperature

    -25~+55℃

    Operating Environment Humidity

    0~90%,No condensation

    Protection

    Input under voltage, over voltage, reverse connection, output over current, short circuit, overheating, etc

    Cooling Method

    Fan Cooling

    Noise (Horizontal Distance 1 m)

    <40dB

    Protection Class

    IP25

    Size (mm)

    2000*1000*2060

    2000*1000*2060

    3000*1000*2060

    4000*1000*2060

    5000*1000*2060

    System Solution

    System-Solution

    Product Display

    • Product-Display1
    • Product-Display2
    • Product-Display3
    • Product-Display4
    • Product-Display5
    • Product-Display6

    Frequently Asked Questions (FAQ)

    What is the maximum efficiency of the GWI inverter series?

    The GWI inverter series features a maximum efficiency of over 97.5%, which ensures optimal power conversion and minimizes energy loss during operation.

    What core technologies are used in these inverters?

    These inverters utilize advanced MPPT (Maximum Power Point Tracking) technology, high-quality IGBT modules from Mitsubishi, and disturbance detection technology for isolated island control.

    What remote monitoring options are available?

    The system supports RS485, RS232, and Ethernet network interfaces as standard. Optional WIFI or GPRS monitoring modules are also available for remote app-based tracking.

    What built-in protection features do the GWI inverters have?

    They come equipped with comprehensive protection protocols, including input under-voltage, over-voltage, reverse connection protection, output over-current, short circuit, and overheating protection.

    Are these inverters suitable for outdoor installations?

    The GWI-200KTL to GWI-600KTL models have an IP25 protection rating and are designed primarily for indoor installations, featuring efficient fan cooling systems.

    How does the dry contact function work?

    The dry contact interface allows the system to automatically disconnect the generator for protection during fault conditions and recover the connection automatically once stable parameters are restored.

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