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SG-RS Series 3KW-6KW String Inverters
SG-RS Series 3KW-6KW String Inverters

SG-RS Series 3KW-6KW String Inverters

SG-RS Series 3-6KW grid tie string inverters suitable for 50Hz / 60Hz grid, could be used in Asia, Africa,South America,Australia and Europe.

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Description

Single Phase String Inverter SG3.0/3.6/4.0/5.0/6.0RS

HIGH YIELD

Compatible with high-power PV and bifacial modules for maximum energy output.

Lower startup voltage & wider MPPT voltage range to optimize performance under varying conditions.

Built-in smart PID recovery (Potential-Induced Degradation) to ensure long-term efficiency.

SAFE AND RELIABLE

Integrated arc fault circuit interrupter (AFCI) for enhanced fire safety.

Type II DC & AC surge protection devices (SPD) to safeguard against voltage spikes.

C5 corrosion protection rating for durability in harsh environments.

USER-FRIENDLY SETUP

Plug-and-play installation for quick deployment.

One-click access to the iSolar Cloud monitoring platform for seamless control.

Lightweight, compact design with optimized heat dissipation for space efficiency.

SMART MANAGEMENT

Real-time data updates (10-second refresh rate) for precise system tracking.

24/7 live monitoring via online platforms or the integrated display.

Online IV curve scanning & diagnostics for proactive system health checks.


Type DesignationSG3.0RSSG3.6RSSG4.0RS

Input ( DC )

  • Recommended max. PV input power4.5 kWp5.4 kWp6 kWp
  • Max. PV input voltager600 V
  • Min. operating PV voltage / Start-up input voltage40 V / 50 V
  • Rated PV input voltage360 V
  • MPP voltage range40 V – 560 V
  • No. of independent MPP inputs2
  • Default No. of PV strings per MPPT1
  • Max. PV input current32 A ( 16 A / 16 A )
  • Max. DC short-circuit current40 A ( 20 A / 20 A )

Output ( AC )

  • Rated AC output power3000 W3680 W4000 W
  • Max. AC Output power3000 VA3680 VA4000 VA
  • Rated AC output current ( at 230 V )13.1 A16 A17.4 A
  • Max. AC output current13.7 A16 A18.2 A
  • Rated AC voltage220 V / 230 V / 240 V
  • AC voltage range154 V - 276 V
  • Rated grid frequency / Grid frequency range50 Hz / 45 - 55 Hz, 60 Hz / 55 - 65 Hz
  • Harmonic ( THD )< 3 % ( at rated power )
  • Power factor at rated power / Adjustable power factor> 0.99 / 0.8 leading - 0.8 lagging
  • Feed-in phases / Connection phases1 / 1
  • Max. efficiency / European efficiency97.9 % / 97.0 %97.9 % / 97.0 %97.9 % / 97.2 %

Type DesignationSG5.0RSSG6.0RS

Input ( DC )

  • Recommended max. PV input power7.5 kWp9 kWp
  • Max. PV input voltager600 V
  • Min. operating PV voltage / Start-up input voltage40 V / 50 V
  • Rated PV input voltage360 V
  • MPP voltage range40 V – 560 V
  • No. of independent MPP inputs2
  • Default No. of PV strings per MPPT1
  • Max. PV input current32 A ( 16 A / 16 A )
  • Max. DC short-circuit current40 A ( 20 A / 20 A )

Output ( AC )

  • Rated AC output power5000 W6000 W
  • Max. AC Output power5000 VA6000 VA
  • Rated AC output current ( at 230 V )21.8 A26.1 A
  • Max. AC output current22.8 A27.3 A
  • Rated AC voltage220 V / 230 V / 240 V
  • AC voltage range154 V - 276 V
  • Rated grid frequency / Grid frequency range50 Hz / 45 - 55 Hz, 60 Hz / 55 - 65 Hz
  • Harmonic ( THD )< 3 % ( at rated power )
  • Power factor at rated power / Adjustable power factor> 0.99 / 0.8 leading - 0.8 lagging
  • Feed-in phases / Connection phases1 / 1
  • Max. efficiency / European efficiency97.9 % / 97.3 %97.9 % / 97.5 %

Protection

  • Grid monitoringYes
  • DC reverse polarity protectionYes
  • AC short-circuit protectionYes
  • Leakage current protectionYes
  • Surge ProtectionDC type II / AC type II
  • DC switchYes
  • PV string current monitoringYes
  • Arc fault circuit interrupter ( AFCI )Yes
  • PID Zero functionYes
  • Optimizer compatibility *Optional

General Data

  • Dimensions ( W * H * D )410 mm * 270 mm * 150 mm
  • Weight10 kg
  • Mounting methodWall-mounting bracket
  • TopologyTransformerless
  • Degree of protectionIP65
  • Operating ambient temperature range-25 ℃ to 60 ℃
  • Allowable relative humidity range ( non-condensing )0 % - 100 %
  • Cooling methodNatural cooling
  • Max. operating altitude4000 m
  • DisplayLED digital display & LED indicator
  • CommunicationEthernet / WLAN / RS485 / DI ( Ripple control & DRM )
  • DC connection typeMC4 ( Max. 6 mm² )
  • AC connection typePlug and play connector ( Max. 6 mm² )
  • Grid complianceIEC / EN62109-1/2, IEC / EN62116, IEC / EN61727, IEC / EN61000-6-2/3, EN50549-1, AS4777.2, ABNT NBR 16149, ABNT NBR 16150, UNE 217002:2020, NTS V2 TypeA, CEI 0-21:2020, VDE0126-1-1/A1 ( VFR-2019 ), UTE C15-712, C10/11, G98/G99
  • Grid SupportActive & reactive power control and power ramp rate control


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