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Primo

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Technical Data

Input Data

Number of MPP trackers2
Max. input current (Idc max)
18 / 18 A
Max. short circuit current, module array*
36 / 36 A
DC input voltage range (Udc min - Udc max)
80 - 1000 V
Feed-in start voltage (Udc start)
80 V
Nominal input voltage (Udc,r)
710 V
MPP voltage range (Umpp min - Umpp max)
270 - 800 V
Usable MPP voltage range80 - 800 V
Number of DC connections2 + 2
Max. PV generator power (Pdc max) 
12,3 kWpeak

Output Data

AC nominal output (Pac,r)
8200 W
Max. output power (Pac max)
8200 VA
AC output current (Iac nom)
35,7 A
Grid connection (Uac,r)
1~ NPE 220/230 V
AC voltage range (Umin - Umax)
180 - 270 V
Frequency (fr)
50 / 60 Hz
Frequency range (fmin - fmax)
45 - 65 Hz
Power factor (cos φac,r)
0,85 - 1 ind./cap.

General Data

Dimension / length205,5 mm
Dimension / width432,5 mm
Dimension / height642,5 mm
Dimension / depth205,5 mm
Weight21,07 kg
Weight incl. packaging25,8 kg
Degree of protectionIP 65
Protection class1
Overvoltage category (DC / AC) 1)
2 / 3
Night-time consumption< 1 W
Inverter designTransformerless
CoolingRegulated air cooling
InstallationIndoors and outdoors
Ambient temperature range-40°C - +55°C
Permitted humidity0 - 100 %
Max. altitude 2)
4000 m
DC connection technology4x DC+ and 4x DC- screw terminals 2.5 - 16 mm²
AC connection technology3-pin AC screw terminals 2.5 - 16 mm²
Certificates and compliance with standardsDIN V VDE 0126-1-1/A1, IEC 62109-1/-2, IEC 62116, IEC 61727, AS 4777-2, AS 4777-3, G98/1, G99/1, CEI 0-21, VDE AR N 4105
Sound emissions55 dB(A)
Interference emission classB

Efficiency

Max. efficiency (PV - grid)98,1 %
European efficiency (ηEU)97,5 %
η at 5% Pac,r 3)
85,5 / 89,6 / 88,5 %
η at 10% Pac,r 3)
92,2 / 96,0 / 94,8 %
η at 20% Pac,r 3)
94,9 / 97,4 / 97,2 %
η at 25% Pac,r 3)
95,5 / 97,7 / 97,6 %
η at 30% Pac,r 3)
95,8 / 97,9 / 97,7 %
η at 50% Pac,r 3)
96,3 / 98,0 / 98,0 %
η at 75% Pac,r 3)
96,3 / 98,1 / 97,9 %
η at 100% Pac,r 3)
96,2 / 97,7 / 97,7 %
MPP adaptation efficiency> 99,9 %

Protection Devices

DC insulation measurementYes
Overload behaviourOperating point shift, power limitation
DC disconnectorYes
DC Reverse polarity protectionYes

Interfaces

Wi-Fi / Ethernet LANFronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
6 inputs and 4 digital I/OsInterface to ripple control receiver
USB (type A socket) 4)
Data logging, inverter update via USB flash drive

2 × RS422 (RJ45 socket) 4)

Fronius Solar Net
Signalling output 4)
Energy management (floating relay output)
Datalogger and web serverIntegrated
External input 4)
S0 meter connection / Evaluation of overvoltage protection
RS485Modbus RTU SunSpec or meter connection
Help with installing and using this product.
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    Footnotes for technical data

    1) According to IEC 62109-1.  

    2) Unrestricted voltage range. 

    3) And at Umpp min / Udc,r / Umpp max.

    4) Also available in the light version. 

     

    * Isc pv = Isc max ≥ Isc (STC) x 1,25 according to e.g.: IEC 60364-7-712, NEC 2020, AS/NZS 5033:2021.

    Further information

    Fronius Primo 5.0-1, Fronius Primo 6.0-1 and Fronius Primo 8.2-1 are not fully compliant with VDE AR N 4105.