Fronius Symo Advanced 12.5-3-M 12kW on-grid inverter, three-phase, 2 mppt, display, wifi

Technical Data

INPUT DATA

• Number of MPP trackers: 2
• Max. input current (Idc max): 27.0 / 16.5 A
• Max. short circuit current, module array*: 55.7 / 34.0 A
• DC input voltage range (Udc min - Udc max): 200 - 1000 V
• Feed-in start voltage (Udc start): 200 V
• Nominal input voltage (Udc,r): 600 V
• MPP voltage range (Umpp min - Umpp max): 320 - 800 V
• Usable MPP voltage range: 200 - 800 V
• Number of DC connections: 3 + 3
• Max. PV generator power (Pdc max): 18.8 kWpeak

OUTPUT DATA

• AC nominal output (Pac,r): 12.5 kW
• Max. output power (Pac max): 12.5 kVA
• AC output current (Iac nom): 18 A
• Grid connection (Uac,r): 3~NPE 400/230, 3~NPE380/220 V
• AC voltage range (Umin - Umax): 150 - 280 V
• Frequency (fr): 50 / 60 Hz
• Frequency range (fmin - fmax): 45 - 65 Hz
• Total harmonic distortion: <3% @Pnom (230/400VAC 50Hz)
• Power factor (cos φac,r): 0 - 1 ind,/cap,

GENERAL DATA

• Width: 510 mm
• Height: 725 mm
• Depth: 225 mm
• Weight: 32 kg
• Weight incl. packaging: 38.4 kg
• Degree of protection: IP 66
• Protection class: 1
• Overvoltage category (DC / AC): 2 / 3
• Night-time consumption: <1W
• Cooling: Regulated air cooling
• Installation: Indoor and outdoor installation
• Ambient temperature range: -25°C - +60°C
• Permitted humidity: 0 - 100 %
• Max. altitude: 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 Type A, EN 50549-1/-2, IEC 61683, IEC60068
• Interference emission class: B

EFFICIENCY

• Max. efficiency (PV - grid): 97.8%
• European efficiency (ηEU): 96.0 / 97.4 / 96.7%
• η at 5% Pac,r: 90.6 / 93.0 / 89.6%
• η at 10% Pac,r: 93.8 / 95.5 / 93.8%
• η at 20% Pac,r: 95.5 / 97.1 / 96.0%
• η at 25% Pac,r: 95.9 / 97.3 / 96.5%
• η at 30% Pac,r: 96.2 / 97.5 / 96.8%
• η at 50% Pac,r: 96.5 / 97.7 / 97.3%
• η at 75% Pac,r: 96.4 / 97.8 / 97.4%
• η at 100% Pac,r: 96.5 / 97.7 / 97.5%
• MPP adaptation efficiency: >99.9%

PROTECTION DEVICES

• DC insulation measurement: Yes
• Overload behavior: Operating point shift. Power limitation
• DC disconnector: Yes
• DC Reverse polarity protection: Yes
• Arc fault circuit interrupter (Fronius Arc Guard): Yes

INTERFACES

• WLAN / Ethernet LAN: Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
• 6 inputs and 4 digital inputs/outputs: Interface to ripple control receiver, energy management
• USB (type A socket): Data logging, inverter update via USB flash drive
• 2x RS422 (RJ45 socket): Fronius Solar Net
• Signalling output: Energy management (floating relay output)
• Datalogger and web server: Included
• External input: S0 meter connection / Evaluation of overvoltage protection
• RS485: Modbus RTU SunSpec or meter connection