XG 3-15KTR-S

Three Phase On-Grid Solar Inverter

Key Feature

XG 3-15KTR-S three phase on-grid solar inverter is specially developed for residential users by INVT Solar to provide full energy for home.
  • 2MPP Trackers, high single circuit tracking accuracy, fast dynamic response.
  • 160% DC Input Oversizing
  • Wide MPPT voltage range: 180V-1000V
  • Compatible with high power modules
  • Smart I-V Curve Diagnosis Function: locate PV string faults accurately and automatically detect faults
  • Intelligent Fault Detection: ac-side voltage and current waveforms real-time recorded, fast fault location
  • Support RS485(WiFi/GPRS/Ethernet optional): remote monitoring and operation via PC or mobile phones
  • IP66 Protection degree: support outdoor installation
  • DC & AC Type II SPD: prevent lightning damage
  • AFCI Function (Optional): when an arc-fault is detected the inverter immediately stops operation
Input (DC)     
Max. Input Power 4.8kW 6.4kW 8kW 9.6kW 12.8kW 14.4kW 16kW 17.6kW 19.2kW 24kW
Max. Input Voltage  1100V
Start Voltage 200V
Rated Input Voltage 600V
MPPT Voltage Range 180V ~ 1000V
Number of MPP Trackers / String per MPPT 2 / 1
Max. Current per MPPT 18A
Max. Short Circuit Current per MPPT 25A
Output (AC)     
Max. Output Current 4.8A 6.4A 8A 9.6A 12.8A 14.4A 15.9A 17.5A 19.1A 23.9A
Rated Output Power 3kW 4kW 5kW 6kW 8kW 9kW 10kW 11kW 12kW 15kW
Max. Output Power  3.3kVA 4.4kVA 5.5kVA 6.6kVA 8.8kVA 9.9kVA 11kVA 12.1kVA 13.2kVA 16.5kVA
Rated Grid Frequency 50Hz / 60Hz
Rated Grid Voltage 230Vac / 400Vac, 3L / N / PE
Power Factor >0.99 (0.8 leading~0.8 lagging)
THDi <3% (Rated Power)
Max. Efficiency 98.40% 98.70%
European Efficiency  98.30% 98.50%
MPPT Efficiency  99.90%
DC reverse polarity protection Yes
Anti-islanding protection Yes
AC short circuit protection Yes
Residual current monitoring unit Yes
Insulation resistance monitoring Yes
Ground fault monitoring Yes
Grid monitoring Yes
Surge protection Type II
AFCI protection Optional
Display LCD / LED+App
Communication Standard:RS485
  Optional:WiFi / GPRS / Ethernet
Standard Compliance     
Certification NB/T 32004, IEC/EN 62109-1/2, IEC/EN 61000-1/3, EN50549, IEC 61727/62116, IEC 60068, IEC 61683
VDE 4105,  NC RfG, C10/C11, NRS 097-2-1, CEI 0-21, UNE217001, UNE217002, RD647, NTS, BIS, ABNT
General Data     
Dimensions (W x H x D) 481 x 395 x 195 mm
Weight  12kg 13.5kg
Operating Temperature Range  -30°C ~ +60°C
Cooling Method Natural Smart Cooling
Protection Degree IP66
Max. Operating Altitude 4000m
Relative Humidity 0 ~ 100%
Topology Transformerless
Night Power Consumption <1W
Related Page
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XG 3-10KTL
Single Phase On-Grid Solar Inverter