Description

GoodWe SDT GW20K-SDT-30 20KW On-Grid Solar Inverter

The GoodWe SDT GW20K-SDT-30 is a powerful and efficient three-phase on-grid solar inverter designed for residential and small commercial applications. As part of the SDT G3 Series, it delivers high-performance energy solutions with advanced safety features and flexibility to adapt to challenging installation scenarios.

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Key Features

• Wide Power Range: Covers 8KW to 30KW capacities, making it suitable for a variety of energy needs.

• 150% DC Oversizing: Maximizes solar energy utilization by supporting an extensive DC input range.

• 110% AC Overloading: Ensures reliable performance and output even during periods of high demand.

• Lightweight & Easy Installation: Designed for convenient handling, reducing installation time and effort.

• Three-Phase Energy Solution: Ideal for residential and small commercial projects requiring efficient power management.

• Advanced Safety Features

  • PV String Monitoring: Provides real-time performance tracking of solar panels.

  • Anti-Islanding Protection: Enhances safety during grid outages.

  • Input Reverse Polarity Protection: Safeguards the inverter from incorrect wiring.

  • Insulation Resistor Detection: Monitors system insulation to ensure safe operation.

  • Residual Current Monitoring Unit (RCMU): Detects and prevents electrical leakage.

  • Output Over Current Protection: Protects against power surges that could damage connected appliances.

  • Output Short Protection: Shields the system from potential faults or short circuits.

  • The GoodWe SDT GW20K-SDT-30 delivers a robust, scalable, and efficient energy solution, making it a dependable choice for modern on-grid solar installations.

    SPECIFICATIONS

    Technical Data		GW20K- SDT-30
    Input
    Max. Input Voltage (V)		1100
    MPPT Operating Voltage Range (V)		140 ~ 1000
    Start-up Voltage (V)		160
    Nominal Input Voltage (V)		600
    Max. Input Current per MPPT (A)		32 22
    Max. Short Circuit Current per MPPT (A)		40.0 27.5
    Number of MPP Trackers		2
    Number of Strings per MPPT		2 1
    Output
    Nominal Output Power (W)		20000
    Nominal Output Apparent Power (VA)		20000
    Max. AC Active Power (W)*1		22000
    Max. AC Apparent Power (VA)		22000
    Nominal Output Voltage (V)
    Output Voltage Range (V)		180 ~ 280 (according to local standard)
    Nominal AC Grid Frequency (Hz)		50 60
    AC Grid Frequency Range (Hz)		45~ 55 55 ~65
    Max. Output Current (A)*2		33.3
    Power Factor		~1 (Adjustable from to 0.8 leading to 0.8 lagging)
    Max. Total Harmonic Distortion		<3%
    Efficiency
    Max. Efficiency		98.5%
    European Efficiency		98.2%
    Protection
    PV String Current Monitoring		Integrated
    PV Insulation Resistance Detection		Integrated
    Residual Current Monitoring		Integrated
    PV Reverse Polarity Protection		Integrated
    Anti-islanding Protection		Integrated
    AC Overcurrent Protection		Integrated
    AC Short Circuit Protection		Integrated
    AC Overvoltage Protection		Integrated
    DC Switch		Integrated
    DC Surge Protection		Type III (Type II Optional)
    AC Surge Protection		Type III (Type II Optional)
    AFCI		Optional
    Emergency Power Off		Optional
    Rapid Shutdown		Optional
    Remote Shutdown		Optional
    PID Recovery		Optional
    Power Supply at Night		Optional
    General Data
    Operating Temperature Range (°C)		-30~ +60
    Relative Humidity		0~100%
    Max. Operating Altitude (m)		4000
    Cooling Method		Smart Fan Cooling
    User Interface		LED, LCD(Optional), WLAN + APP
    Communication		RS485, WiFi, LAN or 4G or Bluetooth(Optional)
    Weight (kg)		17.1
    Dimension (W × H × D mm)		530*413*227
    Noise Emission (dB)		<45
    Topology		Non isolated
    Self-consumption at Night (W)		<1
    Ingress Protection Rating		IP66
    DC Connector		MC4 (4~6mm²)
    AC Connector		OT terminal (Max. 25mm²)

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