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Inverter IG Plus 3.8-277 Details

Manufacturer: Fronius USA
Manufacturer Model Number: IG Plus 3.8-277
Production Status: In-Production
CSI Approved: Yes
CSI Model Number: IG Plus 3.8-277
Description: 3800W (277Vac) Utility Interactive Inverter
Micro Inverter: No
Manufacturer Datasheet

DC Side Properties

Max DC Input Power (W)	4400
Voc Max: Max Open Circuit Voltage (V)	600
PV Start Voltage (V)	245
Min MPPT Voltage (V)	230
Max MPPT Voltage (V)	500
Max DC Input Current (A)	17.8
Isc Max: Max Short Circuit Current (A)	22
Number of DC Terminals	6
DC Terminal Type	-
DC Terminal Wire Range (AWG or kcmil)	14-6
DC Disconnect	Standard (Load break rated)
DC Disconnect Rating (A)	40
Fused Combiner	Standard
Rating of Fuses Shipped with Combiner (A)	0
Max Combiner Series Fuse (A)	20

Rated AC Power (W)	3800
Nominal Output Voltage (V)	277
Max AC Current (A)	13.7
AC OCPD	-
OCPD Interrupt Capacity (kAic)	20
AC Disconnect	None
AC Disconnect Rating (A)	40
Neutral Sizing Requirements	-
Number of AC Terminals (per phase)	-
AC Terminal Wire Range (AWG or kcmil)	14-4
Number of GEC Terminals	-
GEC Terminal Wire Range (AWG or kcmil)	14-4
Grid Voltage Range	244-305

Max Efficiency (%)	96.2
CSI Weighted Efficiency (%)	95.5
Transformer	-
Positive Ground Option	-
Cooling	forced air
CSI Approved Built-In Meter	Yes
CSI Night Tare Loss (W)	1.10
Ambient Temp Range (ºF)	-4-122
Data Interface Options	RS232 & RS485

Height (mm)	630
Width (mm)	434
Depth (mm)	244
Weight (kg)	25
Enclosure Type	NEMA 3R
Mounting	-
Conduit Entry Zones	bottom, back, both sides

Warranty, standard/extended (yrs)	10/15
UL 1741 Compliance	Yes
NRTL Certifying UL 1741	-
Other Compliance Information	IEEE 1547; FCC Part A & B

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Inverter IG Plus 3.8-277 Details

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