Solar inverters FRONIUS PRIMO 3.0-8.2 Kw

Fronius Primo is a range of single-phase solar inverters with power ratings ranging from 3.0 kW to 8.2 kW. They are designed for residential and small commercial solar power systems.

Some of the key features of the Fronius Primo range include:

  • Maximum efficiency of up to 98%
  • Dual MPP trackers for flexible system design
  • Wide input voltage range for increased compatibility with different solar panel configurations
  • Smart Grid Ready with advanced grid support features
  • Integrated data communication options, including WLAN, Ethernet, and RS485
  • Easy installation and maintenance with a lightweight, compact design and quick-release mounting system
  • Comprehensive warranty coverage for up to 20 years
SKU: Alcon_28CK4 Category:
Fronius solar inverter
Solar inverters FRONIUS PRIMO 3.0-8.2 Kw

Fronius Primo is a range of single-phase solar inverters with power ratings ranging from 3.0 kW to 8.2 kW. They are designed for residential and small commercial solar power systems.

Some of the key features of the Fronius Primo range include:

  • Maximum efficiency of up to 98%
  • Dual MPP trackers for flexible system design
  • Wide input voltage range for increased compatibility with different solar panel configurations
  • Smart Grid Ready with advanced grid support features
  • Integrated data communication options, including WLAN, Ethernet, and RS485
  • Easy installation and maintenance with a lightweight, compact design and quick-release mounting system
  • Comprehensive warranty coverage for up to 20 years
Technical data Fronius Primo Inverter
  • Solar inverters - 3  kW
  • Solar inverters - 3.68 kW
  • Solar inverters - 4 kW
  • Solar inverters - 4.6 kW
  • Solar inverters - 5 kW
Solar inverters - 3  kW
INPUT SPECIFICATIONS

MPP trackers

2

Max. DC input current (I_dc max)

12 / 12 A

Max. short circuit current

24 / 24 A

DC input voltage range (U_dc min - U_dc max)

80 - 1000 V

Startup voltage (U_dc start)

80 V

Nominal DC input voltage (U_dc r)

710 V

MPP voltage range

200 - 800 V

Usable MPP voltage range

80 - 800 V

DC connections

DC 2 + 2

Max. PV generator power

4,5 kWpeak

OUTPUT SPECIFICATIONS

Nominal AC output (P_acr)

3000 W

Max. output power (P_ca max)

3000 VA

AC output current (I_ac nom)

13 A

Grid connection (U_acr)

1~ NPE 220/230 V

AC voltage range (U_min - U_max)

180 - 270V

Frequency (fr)

50 / 60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

< 5 %

Power factor (cos φ_acr)

0,85 - 1 ind/cap

European efficiency

96.1%

Solar inverters - 3.68 kW
INPUT SPECIFICATIONS

MPP trackers

2

Max. DC input current (I_dc max)

12 / 12 A

Max. short circuit current

24 / 24 A

DC input voltage range (U_dc min - U_dc max)

80 - 1000 V

Startup voltage (U_dc start)

80 V

Nominal DC input voltage (U_dc r)

710 V

MPP voltage range

200 - 800 V

Usable MPP voltage range

80 - 800 V

DC connections

DC 2 + 2

Max. PV generator power

5,5 kWpeak

OUTPUT SPECIFICATIONS

Nominal AC output (P_acr)

3680 W

Max. output power (P_ca max)

3680 VA

AC output current (I_ac nom)

16 A

Grid connection (U_acr)

1~ NPE 220/230 V

AC voltage range (U_min - U_max)

180 - 270V

Frequency (fr)

50 / 60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

< 5 %

Power factor (cos φ_acr)

0,85 - 1 ind/cap

European efficiency

96.8%

Solar inverters - 4 kW
INPUT SPECIFICATIONS

MPP trackers

2

Max. DC input current (I_dc max)

12 / 12 A

Max. short circuit current

24 / 24 A

DC input voltage range (U_dc min - U_dc max)

80 - 1000 V

Startup voltage (U_dc start)

80 V

Nominal DC input voltage (U_dc r)

710 V

MPP voltage range

210 - 800 V

Usable MPP voltage range

80 - 800 V

DC connections

DC 2 + 2

Max. PV generator power

6 kWpeak

OUTPUT SPECIFICATIONS

Nominal AC output (P_acr)

4000 W

Max. output power (P_ca max)

4000 VA

AC output current (I_ac nom)

17,4 A

Grid connection (U_acr)

1~ NPE 220/230 V

AC voltage range (U_min - U_max)

180 - 270V

Frequency (fr)

50 / 60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

< 5 %

Power factor (cos φ_acr)

0,85 - 1 ind/cap

European efficiency

97%

Solar inverters - 4.6 kW
INPUT SPECIFICATIONS

MPP trackers

2

Max. DC input current (I_dc max)

12 / 12 A

Max. short circuit current

24 / 24 A

DC input voltage range (U_dc min - U_dc max)

80 - 1000 V

Startup voltage (U_dc start)

80 V

Nominal DC input voltage (U_dc r)

710 V

MPP voltage range

240 - 800 V

Usable MPP voltage range

80 - 800 V

DC connections

DC 2 + 2

Max. PV generator power

6,9 kWpeak

OUTPUT SPECIFICATIONS

Nominal AC output (P_acr)

4600 W

Max. output power (P_ca max)

4600 VA

AC output current (I_ac nom)

20 A

Grid connection (U_acr)

1~ NPE 220/230 V

AC voltage range (U_min - U_max)

180 - 270V

Frequency (fr)

50 / 60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

< 5 %

Power factor (cos φ_acr)

0,85 - 1 ind/cap

European efficiency

97 %

Solar inverters - 5 kW
INPUT SPECIFICATIONS

MPP trackers

2

Max. DC input current (I_dc max)

12 / 12 A

Max. short circuit current

24 / 24 A

DC input voltage range (U_dc min - U_dc max)

80 - 1000 V

Startup voltage (U_dc start)

80 V

Nominal DC input voltage (U_dc r)

710 V

MPP voltage range

240 - 800 V

Usable MPP voltage range

80 - 800 V

DC connections

DC 2 + 2

Max. PV generator power

7,5 kWpeak

OUTPUT SPECIFICATIONS

Nominal AC output (P_acr)

5000 W

Max. output power (P_ca max)

5000 VA

AC output current (I_ac nom)

21,7 A

Grid connection (U_acr)

1~ NPE 220/230 V

AC voltage range (U_min - U_max)

180 - 270V

Frequency (fr)

50 / 60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

< 5 %

Power factor (cos φ_acr)

0,85 - 1 ind/cap

The Fronius Primo range of single-phase solar inverters offers a high level of efficiency, flexibility, and advanced grid support features, making them a popular choice for residential and small commercial solar power systems. With power ratings ranging from 3.0 kW to 8.2 kW, the Fronius Primo inverters are designed to maximize the energy yield of solar power systems while ensuring reliable and long-lasting performance.

One of the key features of the Fronius Primo range is their high efficiency, with a maximum efficiency of up to 98%. This ensures that as much of the energy generated by the solar panels is converted into usable electricity as possible, maximizing the return on investment for the solar power system. In addition, the Fronius Primo inverters feature dual MPP trackers, which allow for flexible system design and improved energy yield, even in situations where the solar panels are subject to different levels of shading or orientation.

Another important feature of the Fronius Primo range is their wide input voltage range, which makes them compatible with a wide variety of solar panel configurations. This allows for greater flexibility in system design and can help to optimize energy yield even in situations where solar panel configurations are not ideal.

The Fronius Primo inverters are also Smart Grid Ready, with advanced grid support features that help to ensure reliable and stable operation even in fluctuating grid conditions. These features include reactive power control, which helps to stabilize the grid and prevent voltage fluctuations, and advanced grid support functions such as frequency and voltage ride-through.

In terms of data communication and monitoring, the Fronius Primo inverters offer a range of options, including WLAN, Ethernet, and RS485. This allows for easy integration with monitoring and control systems, and makes it easy for users to keep track of the performance of their solar power system.

Installation and maintenance of the Fronius Primo inverters are made easy by their lightweight, compact design and quick-release mounting system. In addition, the inverters are backed by comprehensive warranty coverage for up to 20 years, ensuring reliable and long-lasting performance.

SNAPINVERTER Technology

Solar inverters FRONIUS PRIMO 3.0-8.2 Kw

SnapINverter technology is a feature developed by Fronius for their inverters. It is a unique design that allows for easy installation, maintenance, and servicing of the inverter.

One of the key benefits of SnapINverter technology is its modular design, which enables components to be easily replaced in case of failure or malfunction, reducing repair times and costs. The design also allows for simple upgrades, enabling the inverter to adapt to changing energy demands.

Another advantage of SnapINverter technology is its ease of installation. The inverter can be mounted quickly and easily thanks to the snap-in mechanism, which eliminates the need for additional mounting hardware. The design also allows for flexible placement, with the inverter able to be installed vertically or horizontally, depending on the user's preference.

The SnapINverter technology also includes features that improve performance and reliability. For example, the air flow design minimizes dust and debris accumulation, which can impact the efficiency of the inverter. The technology also includes integrated cooling, which helps to regulate the temperature of the inverter, ensuring it operates at peak efficiency.

INTEGRATED DATA COMMUNICATION

We are the first inverter manufacturer to offer a fully integrated data communication package with data logging, WLAN, Ethernet, energy management, web server, and a wide range of interfaces. The inverter is connected to the internet via a network cable or WLAN - without the need for additional wiring - and provides you with a perfect overview of how the photovoltaic system is functioning. Connection to third-party components is provided through interfaces such as Modbus TCP SunSpec, Modbus RTU SunSpec, or Fronius Solar API (JSON). The open interfaces can also be operated in parallel with Fronius Solar.web.

SUPERFLEX DESIGN

Fronius SuperFlex Design is an ingenious combination of technical performance attributes that make the design of your photovoltaic system not only extremely simple but also incredibly flexible. The key performance factors of the SuperFlex design are two MPP trackers, together with a high system voltage and a wide range of DC input voltage. Each DC input and, therefore, each MPP tracker is capable of hosting the entire nominal output of the inverter. Whether the inverter needs to deal with different roof orientations, shading of one or two strings, or the use of residual modules: a Fronius inverter with integrated SuperFlex Design will meet any imaginable operational photovoltaic system planning scenario using only a single inverter model.

Fronius SuperFlex Design is designed to maximize the energy yield of your photovoltaic system by adapting to different installation conditions. The dual MPP trackers enable the inverter to handle shading and orientation challenges, ensuring the maximum power is harvested from the panels. Additionally, the high system voltage and wide DC input voltage range make it possible to utilize a variety of module configurations, including mismatched modules, thereby optimizing the use of available roof space.

The flexibility of Fronius SuperFlex Design also extends to the design and installation process. The single inverter model can be used for any photovoltaic system, regardless of the roof orientation, shading, or module configuration. This not only simplifies the design process but also reduces the number of inverters required, saving on installation time and costs. The integration of monitoring and communication features also makes it easy to monitor and manage your photovoltaic system remotely.

In summary, Fronius SuperFlex Design is an innovative and flexible solution for maximizing the energy yield of your photovoltaic system. With dual MPP trackers, a high system voltage, and a wide range of DC input voltage, this design adapts to various installation conditions, allowing for optimal power generation from your panels. Furthermore, its flexibility in design and installation, along with the added monitoring and communication features, make it an ideal choice for any photovoltaic system.

Dynamic Peak Manager

Dynamic Peak Manager is a new Maximum Power Point Tracking (MPPT) algorithm that dynamically adapts its behavior to find the optimal operating point. Its special feature is that Dynamic Peak Manager automatically checks the entire characteristic curve regularly and finds the global maximum power point (GMPP), even in partial shade.

Ready for Smart Grid

Fronius inverters are prepared for the smart grid of tomorrow. The devices are optimally equipped to meet the technical requirements of future networks. The inverters incorporate a series of intelligent functions, known as Advanced Grid Features. These include a range of control functions for optimum reactive power and active power feed-in. These functions are designed to enable stable grid operation even when photovoltaic system density is very high and to prevent unwanted power supply interruptions and associated efficiency losses if network parameters exceed thresholds. Therefore, Fronius inverters help to ensure the efficiency of a photovoltaic system. Additionally, where feed-in limits are imposed, Fronius inverters can provide dynamic control of feed-in, taking into account self-consumption. Just connect the meter and set the feed-in limit!

Zero power consumption

Today, an increasing number of grid operators in different countries stipulate a limit on the feed-in of photovoltaic energy as a prerequisite before a system can be connected to the grid. With dynamic power reduction, Fronius provides a solution for optimal management of injection. The inverter first supplies energy to household consumers and then reduces the system's output to the maximum energy allowed by the grid operator. With Fronius inverters, zero feed-in is also a possibility due to this feature, which means that no photovoltaic energy is fed into the grid. Relevant requirements of the grid operator can be met by simply activating a setting on the inverter's web interface.

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