Symo
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Technical Data
Input Data
| Number of MPP trackers | 2 |
|---|---|
Max. input current (Idc max) | 16,0 / 16,0 A |
Max. short circuit current, module array* | 31 / 31 A |
DC input voltage range (Udc min - Udc max) | 150 - 1000 V |
Feed-in start voltage (Udc start) | 200 V |
Nominal input voltage (Udc,r) | 595 V |
MPP voltage range (Umpp min - Umpp max) | 150 - 800 V |
| Usable MPP voltage range | 150 - 800 V |
| Number of DC connections | 2 + 2 |
Max. PV generator power (Pdc max) | 7,4 kWpeak |
Output Data
AC nominal output (Pac,r) | 3700 W |
|---|---|
Max. output power (Pac max) | 3700 VA |
AC output current (Iac nom) | 5,3 A |
Grid connection (Uac,r) | 3~ NPE 400/230, 3~ NPE 380/220 V |
AC voltage range (Umin - Umax) | 150 - 280 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 / length | 205,5 mm |
|---|---|
| Dimension / width | 432,5 mm |
| Dimension / height | 642,5 mm |
| Dimension / depth | 205,5 mm |
| Weight | 19,75 kg |
| Weight incl. packaging | 23,05 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 | -25°C - +60°C |
| Permitted humidity | 0 - 100 % |
Max. altitude 2) | 3400 m |
| DC connection technology | 4x DC+ and 4x DC- screw terminals 2.5 - 16 mm² (16 mm² without ferrules) |
| AC connection technology | 5-pin AC screw terminals 2.5 - 16 mm² (16 mm² without ferrules) |
| Certificates and compliance with standards | ÖVE / ÖNORM E 8001-4-712, DIN V VDE 0126-1-1/A1, VDE AR N 4105, IEC 62109-1/-2, IEC 62116, IEC 61727, AS 3100, AS 4777-2, AS 4777-3, CER 06-190, G83/2, UNE 206007-1, SI 4777, CEI 0-21, NRS 097 |
| Sound emissions | 52,6 dB(A) |
| Interference emission class | B |
Efficiency
| Max. efficiency (PV - grid) | 98 % |
|---|---|
| European efficiency (ηEU) | 96,9 % |
η at 5% Pac,r 3) | 81,6 / 87,8 / 82,8 % |
η at 10% Pac,r 3) | 87,9 / 93,6 / 90,5 % |
η at 20% Pac,r 3) | 91,9 / 96,0 / 94,1 % |
η at 25% Pac,r 3) | 92,9 / 96,6 / 95,2 % |
η at 30% Pac,r 3) | 93,5 / 97,0 / 95,8 % |
η at 50% Pac,r 3) | 94,6 / 97,7 / 96,8 % |
η at 75% Pac,r 3) | 95,0 / 97,9 / 97,4 % |
η at 100% Pac,r 3) | 95,1 / 98,0 / 97,5 % |
| MPP adaptation efficiency | > 99,9 % |
Protection Devices
| DC insulation measurement | Yes |
|---|---|
| Overload behaviour | Operating point shift, power limitation |
| DC disconnector | Yes |
| DC Reverse polarity protection | Yes |
Interfaces
| Wi-Fi / Ethernet LAN | Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON) |
|---|---|
| 6 inputs and 4 digital I/Os | Interface 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 server | Integrated |
External input 4) | S0 meter connection / Evaluation of overvoltage protection |
| RS485 | Modbus RTU SunSpec or meter connection |
Footnotes for technical data
1) According to IEC 62109-1.
2) Unrestricted/restricted 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.