PV*SOL premium

The following new features and changes are included:

• 3D Planning:
  • Increased usable RAM.
  • The RAM indicator turns red only when it exceeds 1,500 MB.
  • The maximum allowed number of modules is now 15,000 for roof-mounted systems and 10,000 for ground-mounted systems.
  • Map Tool:
    • Rexplorer: The radius of the circle used to select 3D models can be adjusted. The maximum size remains 100 m.
    • Google Solar API: Coverage layer updated.
• Economic Efficiency:
  • Tariffs with capacity prices can now be defined.
  • Importing of dynamic tariffs is now supported.
  • Follow-up investments can now be taken into account.
• Energy Management for Battery Systems expanded:
  • Delayed battery charging can now be configured.
  • The battery can now be used for peak shaving.
  • When using dynamic tariffs, battery charging and discharging can be configured based on predefined electricity prices.
• Consumers can now also be added to favorites and selected via a quick selection menu.
• The annual total consumption of load profiles can now be edited with a single click. There is no longer any need to open the “Load Profiles” dialog.
• Circuit Diagram:
  • Circuit symbols can now be added for DC intermediate coupled battery systems.
  • A surplus consumer can now be displayed with its power rating.
  • Improved circuit diagram generation for large-scale projects.
  • Revised arrangement of circuit symbols.
• Databases:
  • New example products for battery systems and batteries (LiFePO).
  • In the "Databases" dialog, product types in the combo box are now sorted alphabetically.
  • When importing load profiles, the system now checks whether the maximum file size is exceeded.
  • The maximum file size for imported load profiles has been increased to 1024 MB.
  • The SolarEdge inverter WR SE20K-EU-APAC/AUS has been added.
• MeteoSyn:
  • Improved correction of PVGIS datasets.
  • The detail dialog for climate datasets now includes information on data quality.
• New example projects are now available.
• The notification regarding the 60% power limitation in Germany is now also displayed when total power-clipping is defined.
• In the diagram editor, the four-data-series limit when using minute-based values has been removed.
• Improved button highlighting behavior when navigating dialogs using the keyboard.
• Page navigation has been revised.

The following bugs have been fixed:

• The settings "Calculate yield losses due to shading" and "Record characteristic curves for modules" were not saved in the project file (*.pvprj).
• In the configuration check on the inverter page, incorrect symbols were sometimes displayed at the top level.
• Occasional issues when clicking a page navigation button.
• Database dialog:
  • In some languages, sorting by "Favorites" and "Suitable/Not Suitable" did not work correctly.
  • The existing sorting order was not retained when switching companies.
• Circuit Diagram/Cables:
  • Crash on the cabling page when a DC-coupled battery system was selected after 3D planning with multiple inverters, followed by an autosave, and then another element was selected in the tree view.
  • For different power optimizers, the number (2) was displayed twice in the diagram.
  • When loading the “Cable” page in "Detailed" mode, "xxx cable losses" was initially displayed.
• Crash when displaying tooltips in the configuration dialog of the 3D planning if the dialog had already been closed.
• Occasional crashes during the simulation of very large 3D projects with only a few but large module areas, many inverters with identical configurations, and low levels of shading.
• The "Edit Loan" dialog could not be canceled.
• The coordinates of the SAP climate data record for "North East England" have been corrected.

The following new features and changes are included:

• New map providers for planning with map sections for Poland and the Czech Republic.
• New map providers for planning for the German states of Baden-Württemberg, Hesse and Mecklenburg-Western Pomerania.
• 3D:
  • The “Determine Relative Orientation” dialog for mounting systems with east/west orientation is now pre-filled with more appropriate values.

The following bugs have been fixed:

• When updating feed-in tariffs while loading a project, the validity (“Valid from”) of the rates was discarded.
• Crash in the consumption dialog.
• 3D:
  • In some cases, values from the “Determine Relative Orientation” dialog were not carried over to the “Edit Mounting System” dialog.
  • When exiting the “Determine Relative Orientation” dialog, angles for “Orientation Relative to Reference Edge” greater than 180° could occur.
  • When reassigning PV modules in the string configuration - for example, by changing the string direction - the string diagram was not updated.
• MeteoSyn:
  • It was not possible to generate climate data for a new location from measurement data in the form of monthly values.
  • Solcast:
    • It was not possible to register new users.
    • It was not possible to use existing accounts if the user ID was no longer known (due to a move or similar).
  • URLs for NREL Meteosat have been updated (it is now NLR).

The following new features and changes are included:

• A message is displayed if a surplus consumption has been defined but only one from-grid tariff has been selected.
• An example project with Rexplorer API planning has been added.
• The “Report a Problem with the Rexplorer Model” dialog has been revised.
• The state (open, collapsed) of the group boxes in the 3D map tool is now saved.
• If the program fails to start, the system now checks whether there are any special characters in the installation path.

The following bugs have been fixed:

• Crash after deleting a load profile from measured values whose name had just been changed.
• Crash in the tree view of the load profile dialog.
• The number of cables in the circuit diagram was sometimes displayed incorrectly.
• Options dialog: The checkbox for NEC temperature calculation was not visible.
• Crash when displaying plans if they were transferred twice from 3D.
• 3D:
  • An attic could not be defined for 3D models.
  • When using Rexplorer API, a reference edge could not be selected when defining a mounting system.
  • When the default edge was selected, the correct orientation was not shown on the info button.
  • Error messages related to the Rexplorer API have been revised.

The following bugs have been fixed:

• No circuit diagram was generated when special characters were used.
• Rexplorer data were not imported into the 3D planning if data already existed and the “New Project” option was then selected from within the 3D environment.

Features and bug fixes in PV*SOL premium 2026 R5

The following new features and changes are included:

• System planning using automatically generated 3D building models from LiDAR scans of the Rexplorer API (available only for locations in Germany).
• New map providers for planning with map sections for Spain and France.
• Updated TMY climate data from SolarAnywhere.
• Configuration rules for the SolarEdge S500B W, S650B W, and S650A power optimizers have been integrated.
• New load profiles:
  • BDEW load profiles H25, G25 and L25
  • Elexon UK load profiles (Class 1 to Class 8)
  • Catapult UK load profiles
• Load profiles based on measured values can be copied.
• Options menu with a new layout.

The following bugs have been fixed:

• Time controlled charging/discharging for DC battery systems spanning periods beyond midnight (00:00) did not work.
• Error when simulating DC charge controllers.
• Partial crashes occurred when using PVGIS climate datasets in combination with multiple module areas.
• The energy yield for GEG was not updated after changing the degradation.
• Global radiation and the diffuse fraction were not displayed in the characteristic curve diagram.
• Error when importing data (NaN) in the economic analysis.
• When considering taxes, a depreciation period of 0 years could be entered.

The following new features and changes are included:

• System planning using automatically generated 3D building models from LiDAR scans of the Rexplorer API (available only for locations in Germany).
• New map providers for planning with map sections for Spain and France.
• Updated TMY climate data from SolarAnywhere.
• Configuration rules for the SolarEdge S500B W, S650B W, and S650A power optimizers have been integrated.
• New load profiles:
  • BDEW load profiles H25, G25 and L25
  • Elexon UK load profiles (Class 1 to Class 8)
  • Catapult UK load profiles
• Load profiles based on measured values can be copied.
• Options menu with a new layout.

The following bugs have been fixed:

• Time controlled charging/discharging for DC battery systems spanning periods beyond midnight (00:00) did not work.
• Error when simulating DC charge controllers.
• Partial crashes occurred when using PVGIS climate datasets in combination with multiple module areas.
• The energy yield for GEG was not updated after changing the degradation.
• Global radiation and the diffuse fraction were not displayed in the characteristic curve diagram.
• Error when importing data (NaN) in the economic analysis.
• When considering taxes, a depreciation period of 0 years could be entered.

The following new features and changes are included:

• When using the planning feature with the Google Solar API, there is now greater coverage in Latin America.
• If no power clipping is set at the feed-in point, it is no longer displayed in the results table.
• Improved import of *.pan files regarding the incident angle modifier and low-light behavior.
• When using an electric vehicle, discharging to cover consumption can be disabled.
• Revised arrangement of the elements in the schematic legend.

The following bugs have been fixed:

• Battery discharge from DC storage systems into the grid during nighttime hours is now correctly displayed on the results page.
• When combining a heat pump and an inverter with or without DC-coupled battery systems, grid feed-in was sometimes too high.
• The program crashed when switching to the page Financial Analysis if multiple consumption tariffs were present and the system was then switched to full grid feed-in.
• If the directory for the ConsumptionDB did not exist when the program was started, the program would not launch. The program now attempts to create the directory. If this fails, an error message appears and the program does not start.
• Exporting the parts list did not work.
• Results per module area: PV generator energy, system efficiency, and specific annual yield were sometimes zero after loading a project file.
• Circuit symbol templates could no longer be sorted by “Name.”
• Changing the options of the circuit diagram was not possible.
• Partially crashes when a project with existing results was loaded, the number of tariffs was changed, and the results page was opened.
• Electric Vehicles database dialog: Discharge power was in the wrong place.
• Not all information was displayed in the circuit diagram in the project report.
• The page orientation of the circuit diagram was not saved.

The following bugs have been fixed:

• No new manual configurations could be made in the 3D planning.

The following new features and changes are included:

• In the circuit diagram, circuit symbols can now also be inserted in front of AC battery systems and electric vehicles (only if the vehicle does not have its own from-grid tariff).
• In the consumption dialog, the load profiles from measured values are now displayed in groups.
• When exporting plans, the type of plan is now appended to the file name.

The following bugs have been fixed:

• When configuring multiple module areas, no more module areas could be assigned from the second inverter onwards.
• Crash when loading projects from program version 2025 with solar peak law that were not simulated.
• Partial crashes on the welcome page when the program was closed.
• Crash when loading projects with battery systems or electric vehicles if there was more than one group and results were already available.
• Problems with the load profile ID if there was only one from-grid tariff left in the tariff list.
• Partial crashes in the dialog for selecting load profiles.
• Correction of the display of the discharge power of electric vehicles (factor 1000).
• A payback period of “1 year and 12 months” is now displayed as “2 years”.
• Crash in short presentation when there were multiple battery system groups with the same battery system product.
• Crash when the field for the name of an “Additional heat source -> Other heat source” was left blank in thermal systems.
• In off-grid projects, the battery system was not displayed correctly in the circuit diagram.
• Crash on the project report page when there were errors (e.g., a bitmap that was too large) in the circuit diagram.
• Error when calculating savings if electric vehicles were used to cover consumption.
• Crash in “New Project” when multiple battery system groups were used but the first group was not selected.
• Problems displaying the design bar for very high power ratings and consumption.

The following new features and changes are included:

• New system type: “Grid-connected PV system with electrical appliances, thermal systems and battery systems”.
• Multiple from-grid tariffs can now be selected and freely assigned to different consumers.
• New compact project report with the most important simulation results.
• New load profiles for air conditioning systems, working from home and retiree households.
• Updated climate data based on Meteonorm 9 (2001–2020).
• All result graphics can be added to the project report.
• Project reports are now also available in Lithuanian.
• Project data and results can be exported to a JSON file.
• 3D:
  • Acceleration of shading simulation and shadow frequency calculation.
  • The OpenStreetMap provider has been removed from the map tool.
• The profitability calculation dialog has been redesigned.
• When importing consumer load profiles with a leap year, the correct number of values is now also output.
• For time-controlled charging and discharging of battery systems, time periods extending beyond midnight can now also be entered.
• When exporting the results to a CSV file, the formatting of the exported numbers has been standardized and is now without scientific notation.
• With the introduction of the thermal systems plus battery system, it is no longer possible to select the “PV-optimized” heat pump operating mode.
• Diagrams of the characteristic curves can no longer be added to the project report because this would make the project file too large.
• It is currently not possible to generate climate data from your own monthly values.
• The combination of time-controlled charging and DC generator-coupled battery systems is now prevented.
• The license management client has been updated (improved stability).

The following bugs have been fixed:

• 3D:
  • Some plans that were no longer valid were not deleted.
  • In some cases, existing 3D models were duplicated when reopening the 3D visualization. Removing the duplicates caused a crash.
  • Crashes when loading projects with a large number of extruded objects.
  • Crashes when extruding polygons.
  • Incorrect shadow after importing and moving or rotating objects.
  • Some texts in the options dialog were not displayed correctly.
  • Artifacts when displaying the shade frequency distribution.
  • When opening the 3D visualization, the message “Silhouettes have been corrected” was displayed multiple times.
• In the economic efficiency results, one year was missing from the cash flow table if the assessment period was longer than the remuneration period including solar peak compensation.
• In some cases, the payback period was given as more than 100 years if it exceeded the observation period.
• When opening the options dialog, the time step of the simulation was sometimes changed.
• In some cases, the simulation (yield reduction due to shading) did not start if settings in the options were changed after a simulation was aborted.
• Balance error in the simulation of time-controlled charging and DC-coupled battery systems.
• In some cases, the simulation results were not displayed correctly after loading a project with solar peak compensation.
• In some cases, it was no longer possible to load project files after updating the online database.
• In some cases, the open-circuit voltage was too high after loading the project report several times.
• Incorrect translations.