Fronius IG 

IG 4000

IG 5100

IG 4500-LV

DC Input Data   

Recommend PV power (Wp)

3000 - 5000

4000 - 6300

3600 - 5500

Max. DC input voltage

500 V

500 V

500 V

Operating DC voltage range

150 - 450 V

150 - 450 V

150 - 450 V

Max. usable DC input

26.1 A

33.2 A

29.3 A

AC Output Data  

Max. Output power @ 40°C

4000 W

5100 W

4500 W

Nominal AC output voltage

240 V

240 V

208 V

Utility AC voltage range

212 - 264 V (240 V + 10% / -12%)

183 - 229V

Maximum AC current

16.7 A

21.3 A

21.6 A

Max. utility back feed

0.0 A

0.0 A

0.0 A

Operating frequency range

59.3 - 60.5 Hz (60 Hz nom)

Total Harmonic Distortion

<5%

Power Factor (cos phi)

1

General Data   

Max. Efficiency

95.2%

95.2%

94.4%

Consumption in stand-by

< 0.15 W (night)

Operational Consumption

15 W

Enclosure

NEMA 3R

Size (l x w x h)

28.4 x 16.5 x 8.8 inches (720 x 418 x 223 mm)

Weight

42 lbs (19 kg)

Ambient Temp.  Range

-5 to 122  °F (-20 to +50 °C)

Cooling

controlled forced ventilation

AC and DC disconnects

standard UL approved DC  & AC disconnects

Protections

Ground fault protection

Internal GFDI, in accordance with UL 1741

DC reverse polarity

Internal diode

Islanding protection

Internal, in accordance with UL 1741, IEEE 1547

Over temperature

Output power de-rating

Surge protection

Internal DC & AC protection to 6 kV

Compliance

Safety

UL 1741

EMI

FCC Part 15; Class A & B

Anti-islandinig protection

UL 1741, IEEE 1547

Ground fault detector and interruptor

Compliant with NEC Art. 690 requirements, UL 1741

Miscellaneous

Max. AC over current protection

Two-pole, 30 A circuit breaker

AC wire sizing

Use maximum AWG 6 194  °F (90  °C) copper wire

DC wire sizing

Use maximum AWG 8 194  °F (90  °C) copper wire

AC disconnect

32 A

DC disconnect

40 A

Warranty

10 year Premium Warranty is standard