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Fronius
IG Plus PV Inverter |
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| The first complete
solution. Reliable. Proven. Smart. |
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| An
outstanding addition to the family: The next generation Fronius IG Plus
inverter builds on a successful model with multiple enhancements, including
maximum power harvest, a built-in six circuit string combiner, integrated,
lockable DC Disconnect, significantly improved efficiency, and unbeatable
eliability. New, larger power stages expand the proven Fronius IG family from
2 to 12 kW in a single inverter. |
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| INPUT DATA Fronius IG
Plus |
3.8-1 UNI |
| Recommended PV-Power (Wp) |
3200-4400 |
| MPPT-Voltage Range |
230 ... 500 V |
| Max. Input
Voltage (at 1000 W/m² 14°F (-10°C) in open circuit operation) |
600 V |
| Nominal Input Current |
10.5 A |
| Max. usable Input Current |
17.8 A |
| Admissible conductor size (DC) |
No. 14 - 6 AWG |
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| OUTPUT
DATA Fronius
IG Plus |
3.8-1 UNI |
| Nominal output power (PAC nom) |
3800 W |
| Max. continuous output
power 104°F (40°C) 208 V / 240 V / 277 V |
3800 W |
| Nominal AC output voltage |
208 V / 240 V / 277 V |
| Operating AC voltage range |
|
| 208 V |
183 - 229 V (-12 / +10 %) |
| 240 V |
211 - 264 V (-12 / +10 %) |
| 277 V |
244 - 305 V (-12 / +10 %) |
| Nominal output current |
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| 208 V |
18.3 A |
| 240 V |
15.8 A |
| 277 V |
13.7 A |
| Max. output current |
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| 208 V |
18.5 A |
| 240 V |
14.4 A |
| 277 V |
15.6 A |
| Admissible conductor size (AC) |
No. 14 - 4 AWG |
| Max. continuous utility back feed
current |
0 A |
| Nominal output frequency |
60 Hz |
| Operating frequency range |
59.3 - 60.5 Hz |
| Total harmonic distortion |
< 3 % |
| Power factor |
1 |
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| GENERAL
DATA Fronius IG
Plus |
3.8-1 UNI |
| Max. Efficiency |
96.20% |
| CEC Efficiency |
|
| 208 V |
95.00% |
| 240 V |
95.50% |
| 277 V |
95.50% |
| 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. |
| Inverter Weight |
31 Ibs. (14 kg) |
| Wiring Compartment Weight |
24 Ibs. (11 kg) |
| Admissible ambient operating
temperature |
-4 ... 122ºF (-20 ... +50ºC) |
| Compliance |
UL 1741-2005, IEEE
1547-2003, IEEE 1547.1, ANSI/IEEE C62.41, FCC Part 15 A& B, NEC Article
690, C22. 2 No. 107.1-01 (Sept. 2001) |
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| INPUT
DATA
Fronius IG Plus |
3.8-1 UNI |
| Ground fault protection |
Internal GFDI (Ground
Fault Detector/Interrupter); in accordance with UL 1741-2005 and NEC Art. 690 |
| DC reverse polarity protection |
Internal diode |
| Islanding protection |
Internal; in accordance
with UL 1741-2005, IEEE 1547-2003 and NEC |
| Over temperature |
Output power derating / active cooling |
| * per Phase |
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