Inverter Sungrow 3kW Energy




Type designationSG3K-S
Input (DC)
Max. PV input voltage600 V
Min. PV input voltage / Startup voltage90 / 120 V
Nominal input voltage360 V
MPP voltage range90 V – 560 V
MPP voltage range for nominal power310 V – 480 V
No. of MPPTs1
Max. number of PV strings per MPPT1
Max. PV input current10A
Max. current for input connector12A
Max. PV short-circuit current12A
Output (AC)
Max. AC output power3000 VA
Max. AC output current13.7 A
Nominal AC voltage230 Vac
AC voltage range180 Vac – 276 Vac
Nominal grid frequency50 Hz / 60 Hz
Grid frequency range45 Hz – 55 Hz / 55 Hz – 65 Hz
Total Harmonic Distortion (THD)< 3 % (of nominal power)
DC current injection< 0.5 % (of nominal current)
Power factor> 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / Connection phases1/1
Max. efficiency / European efficiency98.2 % / 97.7 %
PV reverse connection protectionYes
AC short circuit protectionYes
Leakage current protectionYes
Grid monitoringYes
PV string current monitoringYes
DC switchYes
Overvoltage protectionAC Type II
General Data
Dimensions (W*H*D)300*370*125 mm
Weight8.5 kg
Isolation methodTransformerless
Ingress protection ratingIP65
Night power consumption< 1 W
Operating ambient temperature range-25 °C to 60 ℃ (>45 ℃ derating)
Allowable relative humidity (non-condensing)0 – 100 %
Cooling methodNatural cooling
Max. operating altitude4000 m (> 2000 m derating)
CommunicationWifi / Ethernet (optional)
DC connection typeMC4 (Max. 6 mm²)
AC connection typePlug and play connector (Max. 6 mm²)
ComplianceIEC62109-1, IEC62109-2, IEC62116, IEC61727, EN 61000-6-2, EN
61000-6-3, VDE-AR-N-4105, CEI 0-21, VDE0126-1-1, UTE C15-712,
VFR-2014, EN50438, C10/11, G83/2, G59/3SG2K5-S
Type designationSG3K-S


Solar Energy


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