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Updates

EnergyHub Operative System

Ferroamp strives to continuously improve the performance and functionality of the system. All software updates are managed by Ferroamp, and all installed systems are gradually updated with the latest software.

Affected Products:

  • PH00177 EnergyHub Wall 7 kW
  • PH00205 EnergyHub Wall 14 kW
  • PH01106 EnergyHub Wall 21 kW
  • PH01105 EnergyHub Wall 28 kW
  • PH00798 EnergyHub XL 21 kW module
  • PH00030 EnergyHub XL 28 kW module
  • PH00413 Display 19″
Software release 6.1

The release in brief:

With the release 6.1, it will be possible to read DC voltage via Modbus. We have also made some stability improvements.

Release information:

Last updated 2025-05-13

6.1.3

Support for new GARO GLB+ software.

Bug fixes

6.1.0

Stabilized visualization of EV chargers in EnergyCloud

DC voltage can be read via Modbus

Performance and stability improvements

The release in brief:

With the release 6.0, the speed of control of the system increases, which improves stability and provides a more even production of solar electricity. Response times for support services will also be shortened.

Releaseinformation:

Last updated 2025-03-25

6.0.1

Bug fixes for the display on EnergyHub

6.0.0

Faster DC control increases the speed of control of the system.

Improvements to stability and response times for support services.

Battery maintenance improvements.

The release in brief:

Increased stability and improved communication

In version 5.9, we have increased the stability of the connection to EnergyCloud and the app. In addition, we have improved communication with the solar string optimizers and made the process of cell balancing in Pylontech H1/M1 and ESS batteries smoother. Learn more about all updates below.

Releaseinformation:

Last updated 2025-03-07

5.9.5

Improved troubleshooting of batteries in EnergyCloud.

5.9.4

Bug fixes for EnergyHub display.

5.9.3

Internal bug fixes.

5.9.2

Improved stability of communication with SSO/ESO.

5.9.1

Improvements to the integration for EV charging via OCPP.

Change in resolution in reporting live data in Energycloud from 1 to 15 seconds.

5.9.0

EnergyCloud and App

  • Improved stability in the connection to EnergyCloud and the app.
  • Several minor improvements regarding CT configuration in larger systems

ESO

  • Improvement of cell balancing for Pylontech H1/M1 and ESS
  • Several minor improvements

SSO

  • Enhanced overcurrent protection
  • Improved PLC communication

The release in brief:

Improvements to the Modbus API
In version 5.8, we have made it possible to set import/export limits via Modbus, which can be relevant, for example, when you want to prevent exports when the electricity price is negative via external integrations. You can read about this and other changes below.

Releaseinformation:

5.8.9

Visualization system boundary extension. The limit on how many EnergyHub XL modules can be visualized in a display/app/web portal is increased from 5 to 15, which corresponds to a system size of 420 kW.

5.8.8

Bug fixes regarding EV charging via OCPP.

Bug fixes for performance and stability for systems with more than one EnergyHub.

5.8.7

Internal improvements.

5.8.6

Internal bug fixes.

5.8.5

Bug fixes regarding updates for BMS on PSM batteries.

5.8.4

Internal bug fixes.

5.8.3

Internal bug fixes.

5.8.2

Internal bug fixes.

5.8.1

Internal bug fixes.

5.8

Modbus API

  1. Mesh boundary control has been added to the API, allowing import/export boundaries to be set in the same way as through the portal.

  2. Battery control has been redesigned for more intuitive multi-battery control
  3. The battery control has been changed to use the same back-end configuration as the portal
    • Now, EMS configuration changes via modbus will be visible and compatible with EMS governance via the portal and also saved when EMS configuration change is made through the portal

An updated specification is attached.

Energy Storage Optimizers (ESO:er)

  • Improved cell balancing for Pylontech
  • Improved stability of the DC grid when transitioning between self-consumption/peak shaving modes and manual battery discharge

Anciullary services

Baseline value added to the API for new certification tests

Appendices:

Ferroamp Modbus TCP Specification

Releaseinformation:

Last updated 2025-08-20

5.7.2

Internal bug fixes and improvements related to FCR-D, batteries and CTEK wallboxes.

5.7.1

Improvements related to ethernet stability

5.7

The entire EnergyHub system

Software release 5.7.0 includes minor bug fixes in the EnergyHub platform, as well as updates to SSOs and ESOs, as well as improved performance for support services.

Improved response time of ESOs for support services.

Solar String Optimizers (SSO:er)

Updated to version 1.4.0 which includes minor bug fixes and internal improvements.

Energy Storage Optimizers (ESO:er)

Updated to version 1.0.0 with major improvements to battery maintenance, introduction of over-the-air updates to Sunwoda BMSs and bug fixes.

Releaseinformation:

5.6.1

Internal bug fixes related to the update process and support for energy counters.

5.6

The entire EnergyHub systemThis release brings performance improvements for support services as well as minor bug fixes and stability improvements:

  • Updated inverter software for faster and more reliable communication with ESOs and SSOs.
  • Improved inverter error handling runtime.
  • Stability improvements in energy counters.

Releaseinformation:

5.5

The entire EnergyHub system
This version adds performance improvements for support services as well as minor bug fixes. Inverter software now provides faster and more reliable communication with ESOs and SSOs.

Releaseinformation:

5.4.4.

Improvements related to FCR-D.

5.4.3.

Improvements to ESO software.

5.4.2.

Improvements to SSO software.

5.4.1.

Improvements to ESO software.

5.4

Electric car charging

  1. Improved integration with Charge Amps HALO
  2. Updated integration with new software version from CTEK.

 

Energy Storage Optimizers (ESO:er)

Software for ESOs updated.

  1. Improved low cell temperature management in batteries
  2. Introduced SoC-based maintenance
    1. When the SoC goes more than 1% below the minimum SoC limit, the battery will be charged to 1% above the SoC limit during the following nightly maintenance.
    2. When the SoC goes below 3%, the battery will charge to 20%.
  3. Applied strict SoC limits for batteries to ensure safe operation of the batteries
    1. The system will no longer accept SoC limits set below 5% in EnergyCloud. A lower SoC limit will be overwritten in the ESO and set as 5%.
  4. Regular automatic battery maintenance function introduced.

Releaseinformation:

5.3.9

Improvements in publishing information and data for OCPP EV charging to EnergyCloud.

5.3.8

Improvements to EnergyHub software, SSO software, and ESO software.

5.3.7

Improvements related to PLC nodes and update process.

5.3.4

Migration of data log storage from local storage on SD card in EnergyHub to storage in EnergyCloud.

5.3.3

Improvements and internal bug fixes related to SSO, ESO as well as measurement and communication,

5.3

The entire EnergyHub system

  • General improvements and bug fixes
  • General improvements and fixes for the EnergyHub system’s operating settings. Specifically, linked to problems with self-consumption and peak-shaving modes.

Measurement and communication

  • Improved and more robust energy metering.

    • The EnergyHub system in general is now more reliable in terms of measuring and collecting energy data displayed to the customer in our portal EnergyCloud.
    • Added limit for energy counters from solar string optimizer to avoid negative impact of visualization in the energy view.
  • Improved and more robust writing of energy counters to the memory of the EnergyHub device
  • Improved internal communication between the EnergyHub controller and the EnergyHub display, increasing the robustness of the system and also reducing the risk of corruption of the energy meter data.

Releaseinformation:

5.2.6

Improvements in PLC communication in large systems.

5.2.5

Internal bug fixes related to statically assigned IP address at EnergyHub.

5.2

The entire EnergyHub system

Fixat problem i EnergyHub Bootloader:

  • Provides a more stable commissioning and start-up of an EnergyHub system

Electric car charging

Added OCPP load balancing support for new EV chargers from Wallbox and Charge-Amps:

  • From Wallbox, the following chargers have been added:
    • Wallbox Pulsar Plus (v5.13.11)
    • Wallbox Copper SB (v5.13.11)
  • From Charge-Amps, the following chargers have been added:
    • Charge-Amps Halo [v158]

Energy Storage Optimizers (ESO:er)

ESO software is now updated to 0.7.1:

  • A new battery maintenance logic has been implemented at ESO to reduce the risk of deeply discharged ESS batteries.
  • More comprehensive battery behavior logging capability added

Measurement and communication

  • Improved robustness of energy counters in the system
  • PLC communication is now more stable in general

Releaseinformation:

5.1

The entire EnergyHub system

Enables software support for updated and improved chips in future audits of the EnergyHub device.

Releaseinformation:

5.0

Solar String Optimizers (SSO:er)

  • The safety function of the SSO has been revised to be more stable under peak conditions (high solar radiation). This solves previous problems where SSOs shut down instead of regulating solar cell production.

Energy Storage Optimizers (ESO:er)

  • In previous EhubOS versions, there was an issue where SOC values were reported as MAX INT to EnergyCloud and incorrect spikes were seen in the EnergyCloud battery graph. This has now been resolved.

Measurement and communication

  • This release includes new features to communicate with Ferroamp EnergyCloud in a more scalable way.
  • In previous EhubOS versions, there was an issue with the modbus API. This is now fixed.

FerroAI

Software release 2.5

2025-11-27: Release 2.5 

– Adjustment to ensure adequate charging of the battery before use under high cost hours.

2025-11-12: Release 2.4 

– Improved calculations regarding when the battery should charge and discharge with regard to differences in spot price 

– Adjustment of grid charging calculations to better match the forecast.

2025-10-31: Release 2.3 

– Improved predictions for solar irradiance regarding seasonal factors.

 

2025-10-14: Release 2.2

– Improved assessment of potential for charging and discharging the battery.

2025-08-27:  Release 2.1

– Improved balance between battery discharge and solar production. Avoids discharging too much and too early before expected solar production, which reduces the need for imports from the grid.

2025-06-11:  Release 2.0

– Adjustment of solar charging to upcoming spot price. If continued solar production and lower electricity prices are expected later in the day, FerroAI waits to charge the battery even if there is currently a surplus of solar power.

– Forecasted overproduction from solar panels is now included in calculations even if the panels are connected to a different inverter than the EnergyHub. It is visualized as negative consumption.

2025-05-22:  Release 1.3

– Improved analysis of import and consumption values to determine the best reference value for peak loads for the upcoming month.

– Improved handling of missing data. AI can now be activated with only 2 days of historical energy data.

2025-05-06: Release 1.2

– Improved handling to limit export during negative electricity prices. 

– Improved optimization for different battery sizes.

2025-04-29: Release 1.1

– Bug fixes for exceptional cases in spot price analyses.

– Changes in communication of actions during negative prices.

2025-04-23:  Release 1.0

– Adjustments so that spot price control is only used when it is economically profitable.

– Improved logic for increased self-consumption of solar power.

– Improved handling of negative prices.