Technical data – Fronius IG 300 User Manual
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Technical data
FRONIUS IG 300 /
400 / 500
Input data
FRONIUS IG 300
FRONIUS IG 400 FRONIUS IG 500
Recommended power supply
20-34 kWp
28-42 kWp
40-52 kWp
MPP voltage range
210 - 420 V
Max. input voltage
(at 1000 W/m²/- 10°C in an open circuit)
530 V
Max. input current
123 A
164 A
205 A
Output data
FRONIUS IG 300
FRONIUS IG 400 FRONIUS IG 500
Nominal output power (P
nom
)
24 kW
32 kW
40 kW
Max. output power
24 kW
32 kW
40 kW
Nominal mains voltage
3NPE x 400 V, +10/-15 % *
Nominal output current
3 x 34,8 A
3 x 46.4 A
3 x 58 A
Nominal frequency
50 +/-0.2 Hz *
Distortion factor
< 5 %
Power factor
1
General data
FRONIUS IG 300
FRONIUS IG 400 FRONIUS IG 500
Maximum efficiency
94,3 %
94,3 %
94,3 %
Euro efficiency
93,3 %
93,4 %
93,5 %
Overnight internal consumption
9 W *
Internal consumption while in operation
49 W
66 W
83 W
Cooling system
Controlled forced-air ventilation
Protection class
(internal housing/external housing)
IP 20 / IP 43
Dimensions l x w x h
IP 20 with base (200 mm)
to upper edge of exhaust pipe
600 x 600 x 2557 mm ***
IP 43 with base (200 mm)
1112.5 x 600 x 2444.5 mm ***
Weight
225 kg
245 kg
265 kg
Permissible ambient temperature
(with 95% rel. humidity)
-20 - 50 °C **
Protective equipment
FRONIUS IG 300
FRONIUS IG 400 FRONIUS IG 500
DC insulation measurement
Warning when R
ISO
< 500 kOHM
DC overvoltage protection
integrated
Protection against reversed polarity
integrated
Manifestation of DC overload
Operating point repositioned
*)
The values shown are defaults: Your FRONIUS IG has been configured specifically to suit
the requirements in your country
**)
If the ambient temperature rises to above 35 °C or thereabouts (depending on voltage at
the solar module), the AC output power is reduced (power derating).
***)
Please visit www.fronius.com for detailed drawings.