Fronius IG-Plus-3.8-1 Uni 3800 Watt Grid Tie Inverter

Fronius IG Plus	3.0-1_UNI	3.8-1_UNI
Input data
Recommended PV-Power (Wp)	2500-3450	3200-4400
MPPT-Voltage range	230 - 500 V	230 - 500 V
Max. Input voltage range (at 1000 W/m² 14°F (-10°C) in open circuit operation)	600 V	600 V
Nominal Input Current	8.3A	10.5 A
Max. usable Input Current	14.0 A	17.8 A
Admissible conductor size (DC)	No. 14-6 AWG
Output data
Nominal output power (PAC nom)	3000 W	3800 W
Max. continupous output power 104°F (40°C) 208 V / 240 V / 277 V	3000 W	3800 W
Nominal AC output voltage	208 V / 240 V / 277 V
Operating AC voltage range (default) 208 V 240 V 277 V	183 - 229 V (-12 / +10 %) 211 - 264 V (-12 / +10 %) 244 - 305 V (-12 / +10 %)

Maximum continuous output current 208 V 240 V 277 V	14.4 A 12.5A 10.8A	18.3 A 15.8A 13.7A
Admissible conductor size (AC)	No. 14 - 4 AWG
Max. continuous utility back feed current	0 a
Nominal frequency	60 Hz
Operating frequency range	59.3 - 60.5 Hz
Total harmonic distortion	< 3 %
Power factor	1
General data
Max. Efficiency	96.2 %
CEC Efficiency 208 V 240 V 277 V	95.0 % 95.5 % 95.5 %	95.0 % 95.5 % 95.5 %
Consumption in standby (night)	<1 W
Consumption during operation	8 W
Cooling	Controlled forced ventilation, variable fan speed
Enclosure Type	NEMA 3R
Unit Dimensions (W x H x D)	17.1 x 24.8 x 9.6. in.
Power StageWeight	31 lbs. (14 kg)
Wiring Compartment Weight	24 lbs. (11 kg)
Admissing ambient operating temperature	-4 ... 122°F (-20 ... + 50°C)
Compliance	UL 1741-2005, IEEE1547-2003, IEEE 1547.1, ANSI/IEEE C62.41, FCC Part 15 A&B, NEC Article 690, C22. 2 No. 107.1-01 (Sept. 2001)
Safety equipment
Ground fault protextion	Internal GFDI (Ground Fault Detector/Interrupter); in accordance with UL 1741-2005 and NEC Art. 690
DC reverse polarity protevtion	Internal diode
Islanding protection	Internal; in accordance with UL 1741-2005, IEEE 1547-2003 and NEC
Over temperature	Output power derating / active cooling

The right to make technical modifications is reserved.