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SUNGROW, SG30CX Premium, Transformerless, 1100V, 26.91kW Inverter

Inverters
SUNGROW

Sungrow is a leader in the research and development of solar inverters with the largest dedicated R&D team in the industry and a broad product portfolio offering PV inverter solutions and energy storage systems for utility-scale, commercial & industrial, and residential applications, as well as internationally recognized floating PV plant solutions, NEV driving solutions, EV charging solutions and renewable hydrogen production systems.

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Identifications
Brand SUNGROW
Product Code SG30CX Premium
Type Three Phase
General Specifications
Width 702.0 mm
Height 595.0 mm
Depth 310.0 mm
Weight 50.0 Kg
Min. Operating Temperature -30.0 °C
Max. Operating Temperature 60.0 °C
Max. Operating Altitude 4000.0 m
Relative Humidity 100.0 %
Topology Transformerless
IP Rating IP66
Max. Efficiency 98.6 %
Input
Max. Input Voltage 1100.0 V
Rated Input Voltage 585.0 V
Max. Input Current 78.0 A
Max.Short Circuit Current 120.0 A
Start Voltage 250.0 V
No. of MPPTS 3.0
Max. number of inputs 2.0
MPPT Operating Voltage Range 200 - 1000 V
Output
Rated Output Power 26910.0 W
Max. AC Apparent Power N/A VA
Max. Output Power N/A W
Rated AC Output Voltage 230/400 VA
Rated Grid Frequency 55/65 Hz
Max. Output Current 48.15 A
Total Harmonic Distortion <3 %
Power Factor >0,99
Protection
Anti-islanding Protection N/A
AC Overcurrent Protection N/A
AC Short Circuit Protection Yes
DC Reverse Connection Yes
DC Surge Arrester Yes
AC Surge Arrester Yes
Insulation Detection N/A
Communication
Display LED
RS485 Yes
USB N/A
Monitoring BUS (MBUS) N/A
WiFi Yes

General Description & Application

Sungrow inverters are advanced photovoltaic power conversion systems designed to deliver high efficiency, grid stability, and intelligent energy management. Suitable for residential, commercial, and utility-scale installations, Sungrow inverters combine innovative power electronics technology with robust engineering to ensure maximum energy yield and long-term operational reliability.

Key Features:

  • High Efficiency & Performance:

    • Multiple MPPT Technology: Maximizes energy harvest across various module orientations and shading conditions.
    • Optimized DC/AC Ratio: Allows higher PV input capacity for improved system output.

  • Smart Monitoring & Integration:

    • Real-Time Monitoring Platform: Cloud-based system monitoring and diagnostics for enhanced performance control.
    • Remote Firmware Updates: Enables simplified maintenance and system optimization.
    • Flexible Communication Interfaces: Supports WiFi, Ethernet, RS485, and energy meter integration.

  • Reliable & Safe Operation:

    • Comprehensive Protection Functions: Includes over-voltage, over-current, short-circuit, reverse polarity, and anti-islanding protection.
    • Advanced Cooling System: Intelligent thermal management ensures stable performance and extended lifespan.
    • IP65 Protection Degree: Suitable for both indoor and outdoor installations.

Sungrow inverters provide scalable and future-ready solutions, supporting hybrid configurations and energy storage integration depending on model type, ensuring efficient and stable solar energy conversion.

Standards

Sungrow inverters are designed and tested according to international standards, including:

IEC 62109-1/2 (Safety of power converters for PV systems)
IEC 61000-6-1 / IEC 61000-6-3 (Electromagnetic compatibility)
IEC 61727 (Grid connection requirements)
IEC 62116 (Anti-islanding testing procedure)
EN 50549 (Grid connection compliance)