Fronius Symo Advanced

Designed to rely on.

Further developed with safety in mind: the Fronius Symo Advanced opens the next chapter in the Fronius SnapINverter portfolio. The inverter combines proven performance with new safety technology, making the Fronius Symo Advanced the future-proof choice for commercial photovoltaic systems of all sizes. The latest generation of the inverter with power categories ranging from 10 to 20 kW impresses with reliable arc protection through the new Fronius Arc Guard technology, SuperFlex Design for absolute freedom in roof planning and maximum yields through the Dynamic Peak Manager.

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Product details

Technical Data

Input Data

Number of MPP trackers	2
Max. input current (I_{dc max})	33,0 / 27,0 A
Max. short circuit current, module array*	68,0 / 55,7 A
DC input voltage range (U_{dc min} - U_{dc max})	200 - 1000 V
Feed-in start voltage (U_{dc start})	200 V
Nominal input voltage (U_dc,r)	600 V
MPP voltage range (U_{mpp min} - U_{mpp max})	420 - 800 V
Usable MPP voltage range	200 - 800 V
Number of DC connections	3 + 3
Max. PV generator power (P_{dc max})	30 kWpeak

Output Data

AC nominal output (P_ac,r)	20 kW
Max. output power (P_{ac max})	20 kVA
AC output current (I_{ac nom})	28,9 A
Grid connection (U_ac,r)	3~NPE 400/230, 3~NPE 380/220 V
AC voltage range (U_min - U_max)	150 - 280 V
Frequency (f_r)	50 / 60 Hz
Frequency range (f_min - f_max)	45 - 65 Hz
Total harmonic distortion	<3% @Pnom (230/400VAC 50Hz)
Power factor (cos φ_ac,r)	0 - 1 ind./cap.

General Data

Width	510 mm
Height	725 mm
Depth	225 mm
Weight	39,8 kg
Weight incl. packaging	46,2 kg
Protection class	IP 66
Protection class	1
Overvoltage category (DC / AC)¹⁾	2 / 3
Night-time consumption	<1 W
Cooling	Regulated air cooling
Installation	Indoor and outdoor installation
Ambient temperature range	-25°C - +60°C
Permitted humidity	0 - 100 %
Max. altitude ²⁾	2 000 m / 3 400 m
DC connection technology	6x DC+ and 6x DC- screw terminals 2.5 - 16 mm²
AC connection technology	5-pin AC screw terminals 2.5 - 16 mm²
Certificates and compliance with standards	IEC 62109-1/-2, IEC 62116, IEC 61727, VDE 0126-1-1/A1, VDE AR-N 4105, G98/1, G99/1, AS/NZS 4777.2, UNE 206007-1, CEI 0-21, CEI 0-16, NRS 097-2-1, TOR Erzeuger Typ A, VDE AR-N 4110, EN 50549-1/-2, IEC 61683, IEC60068, IEC 63027:2023
Interference emission class	B

Efficiency

Max. efficiency (PV - grid)	97,8 %
European efficiency (ηEU)	96.7 / 97.6 / 97.2%
η at 5% P_ac,r³⁾	93.6 / 95.5 / 82.5%
η at 10% P_ac,r³⁾	95.5 / 96.7 / 95.6%
η at 20% P_ac,r³⁾	96.6 / 97.6 / 97.0%
η at 25% P_ac,r³⁾	96.8 / 97.7 / 97.2%
η at 30% P_ac,r³⁾	96.9 / 97.7 / 97.2%
η at 50% P_ac,r³⁾	96.9 / 97.8 / 97.3%
η at 75% P_ac,r³⁾	96.8 / 97.8 / 97.5%
η at 100% P_ac,r³⁾	96.7 / 97.7 / 97.4%
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
Arc fault circuit interrupter (Fronius Arc Guard)	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, energy management
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)
Datalogger and web server	Included
External input ⁴⁾	S0 meter connection / Evaluation of overvoltage protection
RS485	Modbus RTU SunSpec or meter connection