Fronius Primo (3.0 to 8.2 kW Hungary) Manual
Fronius Primo Inverter Series
The Fronius Primo series of inverters is designed for private households, offering power categories from 3.0 to 8.2 kW. These single-phase, transformerless devices feature the innovative SuperFlex Design for maximum system design flexibility and the SnapINverter mounting system for easy installation and maintenance. The included communication package makes the Fronius Primo a highly communicative inverter for owner-occupiers, featuring WLAN, energy management, and various interfaces.
Models Overview:
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Models: Primo 3.0-1, Primo 3.5-1, Primo 3.6-1, Primo 4.0-1, Primo 4.6-1, Primo 5.0-1, Primo 5.0-1 AUS, Primo 6.0-1, Primo 8.2-1
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Design: Single-phase, transformerless
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Mounting System: SnapINverter
Key Features:
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SuperFlex Design: Ensures maximum flexibility in system design.
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SnapINverter Technology: Simplifies installation and maintenance.
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Integrated Data Communication: Includes WLAN, Ethernet LAN, and more.
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Energy Management: Optimizes energy usage with integrated features.
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Smart Grid Ready: Prepared for future grid requirements.
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Zero Feed-In Design: Allows control over energy feed into the grid.
Technical Data
Input Data:
| Parameter |
Primo 3.0-1 |
Primo 3.5-1 |
Primo 3.6-1 |
Primo 4.0-1 |
Primo 4.6-1 |
Primo 5.0-1 |
Primo 5.0-1 AUS |
Primo 6.0-1 |
Primo 8.2-1 |
| Number of MPP Trackers |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
| Max. Input Current (Idc max 1 / 2) |
12.0 A / 12.0 A |
12.0 A / 12.0 A |
12.0 A / 12.0 A |
12.0 A / 12.0 A |
12.0 A / 12.0 A |
12.0 A / 12.0 A |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
| Max. Array Short Circuit Current |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
18.0 A / 18.0 A |
27.0 A / 27.0 A |
27.0 A / 27.0 A |
27.0 A / 27.0 A |
| DC Input Voltage Range |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
80 - 1000 V |
| Feed-in Start Voltage |
80 V |
80 V |
80 V |
80 V |
80 V |
80 V |
80 V |
80 V |
80 V |
| Usable MPP Voltage Range |
80 - 800 V |
80 - 800 V |
80 - 800 V |
80 - 800 V |
80 - 800 V |
80 - 800 V |
80 - 800 V |
80 - 800 V |
80 - 800 V |
| Number of DC Connections |
2 + 2 |
2 + 2 |
2 + 2 |
2 + 2 |
2 + 2 |
2 + 2 |
2 + 2 |
2 + 2 |
2 + 2 |
| Max. PV Generator Output (Pdc max) |
4.5 kWpeak |
5.3 kWpeak |
5.5 kWpeak |
6.0 kWpeak |
6.9 kWpeak |
7.5 kWpeak |
7.5 kWpeak |
9.0 kWpeak |
12.3 kWpeak |
Output Data:
| Parameter |
Primo 3.0-1 |
Primo 3.5-1 |
Primo 3.6-1 |
Primo 4.0-1 |
Primo 4.6-1 |
Primo 5.0-1 |
Primo 5.0-1 AUS |
Primo 6.0-1 |
Primo 8.2-1 |
| AC Nominal Output (Pac,r) |
3,000 W |
3,500 W |
3,680 W |
4,000 W |
4,600 W |
5,000 W |
4,600 W |
6,000 W |
8,200 W |
| Max. Output Power / Rated Apparent Power |
3,000 VA |
3,500 VA |
3,680 VA |
4,000 VA |
4,600 VA |
5,000 VA |
5,000 VA / 4,600 VA |
6,000 VA |
8,200 VA |
| AC Output Current (Iac nom) |
13.0 A |
15.2 A |
16.0 A |
17.4 A |
20.0 A |
21.7 A |
21.7 A |
26.1 A |
35.7 A |
| Grid Connection (Voltage Range) |
1 ~ NPE 220 V / 230 V (180 V - 270 V) |
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| Frequency (Frequency Range) |
50 Hz / 60 Hz (45 - 65 Hz) |
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| Total Harmonic Distortion |
< 5 % |
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| Power Factor (cos φac,r) |
0.85 - 1 ind. / cap. |
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General Data:
| Parameter |
Specification |
| Dimensions (HxWxD) |
645 x 431 x 204 mm |
| Weight |
21.5 kg |
| Degree of Protection |
IP 65 |
| Protection Class |
1 |
| Overvoltage Category (DC / AC) |
1) 2 / 3 |
| Night Time Consumption |
< 1 W |
| Inverter Design |
Transformerless |
| Cooling |
Regulated air cooling |
| Installation |
Indoor and outdoor installation |
| Ambient Temperature Range |
-40 to +55 °C |
| Permitted Humidity |
0 - 100 % |
| Max. Altitude |
4,000 m |
| DC Connection Technology |
4x DC+ and 4x DC- screw terminals 2.5 - 16 mm² |
| AC Connection Technology |
3-pole AC screw terminals 2.5 - 16 mm² |
| Certificates and Compliance with Standards |
DIN V VDE 0126-1-1/A1, IEC 62109-1/-2, IEC 62116, IEC 61727, AS 4777-2, AS 4777-3, G83/2, G59/3, CEI 0-21, VDE AR N 4105 |
| Country of Manufacture |
Austria |
Efficiency:
| Parameter |
Primo 3.0-1 |
Primo 3.5-1 |
Primo 3.6-1 |
Primo 4.0-1 |
Primo 4.6-1 |
Primo 5.0-1 |
Primo 5.0-1 AUS |
Primo 6.0-1 |
Primo 8.2-1 |
| Max. Efficiency |
98.0 % |
98.0 % |
98.0 % |
98.1 % |
98.1 % |
98.1 % |
98.1 % |
98.1 % |
98.1 % |
| European Efficiency (ηEU) |
96.1 % |
96.8 % |
96.8 % |
97.0 % |
97.0 % |
97.1 % |
97.1 % |
97.3 % |
97.5 % |
| MPP Adaptation Efficiency |
> 99.9 % |
> 99.9 % |
> 99.9 % |
> 99.9 % |
> 99.9 % |
> 99.9 % |
> 99.9 % |
> 99.9 % |
> 99.9 % |
Protective Devices:
| Parameter |
Specification |
| DC Insulation Measurement |
Yes |
| Overload Behaviour |
Operating point shift, power limitation |
| DC Disconnector |
Yes |
| Reverse Polarity Protection |
Yes |
| RCMU |
Yes |
Interfaces:
| Parameter |
Specification |
| WLAN / Ethernet LAN |
Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON) |
| 6 Inputs and 4 Digital In/Out |
Interface to ripple control receiver |
| USB (A Socket) |
Datalogging, inverter update via USB flash drive |
| 2x RS422 (RJ45 Socket) |
Fronius Solar Net |
| Signalling Output |
Energy management (potential-free relay output) |
| Datalogger and Webserver |
Included |
| External Input |
S0-Meter Interface / Input for overvoltage protection |
| RS485 |
Modbus RTU SunSpec or meter connection |
