Fronius Primo 3.6-1 Light / 1-phase

Number of MPP trackers

2

Max. input current (I_{dc max})

12 / 12 A

Max. short circuit current, module array

18 / 18 A

DC input voltage range (U_{dc min} - U_{dc max})

80 - 1000 V

Feed-in start voltage (U_{dc start})

80 V

Nominal input voltage (U_dc,r)

710 V

MPP voltage range (U_{mpp min} - U_{mpp max})

200 - 800 V

Usable MPP voltage range

80 - 800 V

Number of DC connections

2 + 2

Max. PV generator power (P_{dc max}) 

5,5 kWpeak

AC nominal output (P_ac,r)

3680 W

Max. output power (P_{ac max})

3680 VA

AC output current (I_{ac nom})

16 A

Grid connection (U_ac,r)

1~ NPE 220/230 V

AC voltage range (U_min - U_max)

180 - 270 V

Frequency (f_r)

50 / 60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

< 5 %

Power factor (cos φ_ac,r)

0,85 - 1 ind,/cap,

Width

431 mm

Height

645 mm

Depth

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

Indoors and outdoors

Ambient temperature range

-40°C - +55°C

Permitted humidity

0 - 100 %

Max. altitude ²⁾

4,000 m

DC connection technology

4x DC+ and 4x DC- screw terminals 2.5 - 16 mm²

AC connection technology

3-pin 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

Interference emission class

B

Max. efficiency (PV - grid)

98 %

European efficiency (ηEU)

96,8 %

η at 5% P_ac,r ³⁾

80,8 / 82,5 / 82,5 %

η at 10% P_ac,r ³⁾

86,3 / 93,6 / 91,8 %

η at 20% P_ac,r ³⁾

91,6 / 96,2 / 95,2 %

η at 25% P_ac,r ³⁾

92,7 / 96,9 / 95,8 %

η at 30% P_ac,r ³⁾

93,5 / 97,2 / 96,3 %

η at 50% P_ac,r ³⁾

95,0 / 97,7 / 97,3 %

η at 75% P_ac,r ³⁾

95,6 / 97,8 / 97,8 %

η at 100% P_ac,r ³⁾

95,8 / 98,0 / 97,8 %

MPP adaptation efficiency

> 99,9 %

DC insulation measurement

Yes

Overload behaviour

Operating point shift, power limitation

DC disconnector

Yes

DC Reverse polarity protection

Yes

Ethernet LAN

Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)

6 inputs and 4 digital inputs/outputs

Interface to ripple control receiver

USB (type A socket) ⁴⁾

Data logging, inverter update via USB flash drive

2x RS422 (RJ45 socket) ⁴⁾

Fronius Solar Net

Signalling output ⁴⁾

Energy management (floating relay output)

External input ⁴⁾

S0 meter connection / Evaluation of overvoltage protection

RS485

Modbus RTU SunSpec or meter connection