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Fronius Symo GEN24 Plus Manual

Fronius Symo GEN24 Plus: Designed to Empower

Overview

Sustainable, reliable, and future-proof, the Fronius GEN24 Plus inverter is the core of a photovoltaic system. It enables flexible and economical energy production for electricity, heating, cooling, and e-mobility.

Key Features

  1. Maximum Flexibility

    • Hybrid inverter capable of connecting to a battery system.
    • Supports various energy uses: electricity, heating, cooling, e-mobility.

  2. Backup Power Options

    • "PV Point" or "Full Backup" for household energy reliability.

  3. Easy Installation

    • Quick-fastener screws, push-in spring terminals, and a well-designed wall assembly system for fast and safe installation.

  4. Comprehensive Support and Tools

    • Free and efficient solutions for planning, installation, and system monitoring.

Product Advantages

Efficiency

  • Premium efficiency and maximum power at high temperatures.

Flexibility

  • Access to numerous benefits of solar energy.

Backup Power

  • Reliable energy supply with PV Point or Full Backup options.

Installation

  • Saves time and money with straightforward installation features.

Support

  • Continuous support to enhance customer satisfaction and minimize maintenance.

Efficiency and Performance

Efficiency Curves:

GEN24 3.0 Plus

  • Max Efficiency: 98.1%
  • European Efficiency: 96.7%

GEN24 6.0 Plus

  • Max Efficiency: 98.2%
  • European Efficiency: 97.2%

GEN24 10.0 Plus

  • Max Efficiency: 98.2%
  • European Efficiency: 97.5%

Technical Data

Input Data

  • Number of MPP Trackers: 2
  • DC Input Voltage Range: 80 - 1,000 V
  • Nominal Input Voltage: 610 V

Output Data

  • AC Rated Power: Varies by model (3.0 kW to 10.0 kW)
  • Apparent Power: Varies by model
  • Max Output Power: Varies by model
  • Total Harmonic Distortion: < 3.5%
  • Power Factor: 0.7 - 1 (ind./cap.)

Backup Power Functions

PV Point:

  • Nominal Output Power: 3,000 VA
  • Grid Connection: 1~ NPE 220/230 V
  • Switching Time: < 20 sec

Full Backup (for 6.0-10.0 Plus models):

  • Nominal Output Power: Up to 10,000 VA
  • Nominal Phase Power: 3,680 VA
  • Grid Connection: 3~ NPE 400/230 or 3~ NPE 380/220
  • Switching Time: < 35 sec

Protection and Safety

  • Integrated DC isolation measurement, DC disconnector, and reverse polarity protection.
  • Overvoltage category: DC/AC (2/3)
  • Protection class: IP 66
  • Safety class: 1
  • Cooling: Active Cooling Technology
  • Installation: Indoor and outdoor installation
  • Ambient Temperature Range: -25 to +60 °C
  • Permissible Humidity: 0 - 100%
  • Noise Emissions: < 36 dB (A) for 3.0-5.0 kW models, < 47 dB (A) for 6.0-10.0 kW models
  • Max Altitude: 3,000/4,000 m (unrestricted/restricted voltage range)

Connectivity

  • WLAN / 2 × Ethernet LAN
  • Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
  • 6 digital inputs and 6 digital inputs/outputs
  • Integrated emergency shut-off (WSD)
  • Integrated datalogger and web server
  • 2 × RS485 for Modbus RTU SunSpec/Fronius Smart Meter, battery, Fronius Ohmpilot

Certifications and Compliance

  • Complies with IEC 62109, IEC 62116, IEC 61727, IEC 62909, VDE 0126, VDE AR-N4105, AS/NZS 4777.2, EN 50549, CEI 0-21, G98/G99, R25.
  • Life cycle analysis in accordance with ÖNORM EN ISO 14040 and 14044.

Technical Specifications

Models: Symo GEN24 Plus 3.0, 4.0, 5.0, 6.0, 8.0, 10.0

Input Data:

  • DC Input Voltage Range: 80 - 1,000 V
  • Nominal Input Voltage: 610 V
  • Feed-in Start-Up Input Voltage: 80 V
  • Usable MPP Voltage Range: 80 - 800 V
  • Number of DC Connections:
    • 3.0 / 4.0 / 5.0 kW: 2 for MPPT1, 1 for MPPT2
    • 6.0 / 8.0 / 10.0 kW: 2 for MPPT1, 1 for MPPT2
  • Max. Usable Input Current (Idc max):
    • 3.0 / 4.0 / 5.0 kW: 12.5 A per MPP tracker
    • 6.0 / 8.0 / 10.0 kW: 25 A for MPPT1, 12.5 A for MPPT2

Output Data:

  • AC Rated Power (Pac,r):
    • 3.0 kW, 4.0 kW, 5.0 kW, 6.0 kW, 8.0 kW, 10.0 kW
  • Apparent Power:
    • 3.0 kVA, 4.0 kVA, 5.0 kVA, 6.0 kVA, 8.0 kVA, 10.0 kVA
  • Max. Output Power:
    • 3.0 kVA, 4.0 kVA, 5.0 kVA, 6.0 kVA, 8.0 kVA, 10.0 kVA
  • Grid Connection (Uac,r):
    • 3~ EN 400/230 or 3~ EN 380/220 (+20%/-30%)
  • Frequency (Frequency Range):
    • 50/60 Hz (45 - 65 Hz)
  • Total Harmonic Distortion: < 3.5%
  • Power Factor (cos φac,r): 0.7 - 1 ind./cap.
  • Nom. AC Output Current (@ 220/230 V):
    • 3.0 kW: 4.5 A
    • 4.0 kW: 6.1 A
    • 5.0 kW: 7.6 A
    • 6.0 kW: 9.1 A
    • 8.0 kW: 12.1 A
    • 10.0 kW: 15.2 A

Battery Connection:

  • Number of DC Inputs: 1
  • Max. Input Current (Idc max):
    • 3.0 / 4.0 / 5.0 kW: 12.5 A
    • 6.0 / 8.0 / 10.0 kW: 22 A
  • DC Input Voltage Range: 160 - 531 V
  • DC Battery Connection Technology: 1x BATT+ and 1x BATT- push-in spring terminals 2.5 - 10 mm²
  • Max. DC Input/Output Power:
    • 3.0 kW: 3,150 W
    • 4.0 kW: 4,180 W
    • 5.0 kW: 5,200 W
    • 6.0 kW: 6,220 W
    • 8.0 kW: 8,260 W
    • 10.0 kW: 10,300 W
  • Max. Charging Power for AC Coupling:
    • 3.0 kW: 3,000 W
    • 4.0 kW: 4,000 W
    • 5.0 kW: 5,000 W
    • 6.0 kW: 6,000 W
    • 8.0 kW: 8,000 W
    • 10.0 kW: 10,000 W
  • Compatible Batteries: BYD Battery-Box Premium HVS/HVM & LG RESU FLEX

General Data:

  • Dimensions (Height x Width x Depth):
    • 3.0 / 4.0 / 5.0 kW: 530 × 474 × 165 mm
    • 6.0 / 8.0 / 10.0 kW: 595 × 529 × 180 mm
  • Weight (Inverter/with Packaging):
    • 3.0 / 4.0 / 5.0 kW: 15.6/19.4 kg
    • 6.0 / 8.0 / 10.0 kW: 23.4/28.5 kg
  • Protection Class: IP 66
  • Safety Class: 1
  • Night Consumption: < 10 W
  • Overvoltage Category (DC/AC): 2/3
  • Inverter Concept: Transformerless
  • Cooling: Active Cooling Technology
  • Installation: Indoor and outdoor installation
  • Ambient Temperature Range: -25 to +60 °C
  • Permissible Humidity: 0 - 100%
  • Noise Emissions:
    • 3.0 / 4.0 / 5.0 kW: < 36 dB (A)
    • 6.0 / 8.0 / 10.0 kW: < 47 dB (A)
  • Max. Altitude Above Sea Level: 3,000/4,000 m (unrestricted/restricted voltage range)
  • DC Connection Technology: PV 3x DC+ and 3x DC- push-in spring terminals 2.5 - 10 mm²
  • AC Connection Technology: 5-pin AC push-in spring terminals 1.5 - 10 mm², 3-pin backup power push-in spring terminals 1.5 - 10 mm², 5x PE screw terminals 2.5 - 16 mm²

Compliance and Standards:

  • Certificates: IEC 62109, IEC 62116, IEC 61727, IEC 62909, VDE 0126, VDE AR-N4105, AS/NZS 4777.2, EN 50549, CEI 0-21, G98/G99, R25.
  • Life Cycle Analysis: In accordance with ÖNORM EN ISO 14040 and 14044 (checked by employees from Fraunhofer IZM).

Interfaces:

  • Connectivity: WLAN / 2 × Ethernet LAN
  • Protocols: Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
  • Digital Inputs: 6
  • Digital Inputs/Outputs: 6 for connection to ripple control receiver, energy management
  • Emergency Shut-Off (WSD): Integrated
  • Datalogger and Web Server: Integrated
  • RS485: 2 × for Modbus RTU SunSpec (third-party provider)/Fronius Smart Meter, battery, Fronius Ohmpilot

Backup Power Functions:

  • PV Point:

    • Nominal Output Power: 3,000 VA
    • Grid Connection: 1~ NPE 220/230 V
    • Switching Time: < 20 sec

  • Full Backup (for 6.0-10.0 Plus models):

    • Nominal Output Power: Up to 10,000 VA
    • Nominal Phase Power: 3,680 VA
    • Grid Connection: 3~ NPE 400/230 or 3~ NPE 380/220
    • Switching Time: < 35 sec

Efficiency:

  • Max Efficiency:
    • 3.0 kW: 98.1%
    • 4.0 kW: 98.2%
    • 5.0 kW: 98.2%
    • 6.0 kW: 98.2%
    • 8.0 kW: 98.2%
    • 10.0 kW: 98.2%
  • European Efficiency:
    • 3.0 kW: 96.7%
    • 4.0 kW: 97.2%
    • 5.0 kW: 97.5%
    • 6.0 kW: 97.7%
    • 8.0 kW: 97.8%
    • 10.0 kW: 97.9%
  • MPP Adaptation Efficiency: > 99.9%
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