G3 Hybrid firmware revisions

This article will provide ongoing updates with any mass firmware releases with fixes, it will list the latest firmware from top to bottom.

A309-D309 - 16 May 2024
1. Add Additional PV total registers, for external PV added to internal PV (Needs Portal update to read)
2. Add Inverter Mode register. Hybrid/String (Supress battery error of not present and intended to be that way)
3. Optimise removal of firmware files post update
4. Add Auz Grid Code A,B,C. Add NZ Grid Code and parameters.
5. Add Auz DRM function and optimise for communication with Auz Dongle version with DRM FW version 9xx

A308-D308 (09 Feb 2024)
Software changes: 
1. Optimise SOC Calibration, relating to stopping at 5% 
2. Export Limit Overflow error Fix. 
3. Optimize the battery removal mechanism when sleep function used 
4. Fixed error with OffGrid Mode
5. Add some certifications for EN50549 
6. Optimise PV MPPT Logic 
7. Added the quick protection function of battery overvoltage interruption 
8. Add EMS CPU parallel control parameters 
9. Fix 10 stage Charge/Discharge over midnight bug



D307-A307 (coming soon on portal)

  1. Optimize the aging test problem
  2. The initial value of GEN3 battery under-voltage protection is changed from 45V to 43.2V.


D306-A306 (coming soon on portal)

  1. Optimize Export  EnergyToday and Import EnergyToday power zeroing problems at midnight
  2. Optimize the inverter status display problem in the charging state
  3. Optimize the 418 meter information query problem
  4. Reduce the MPPT minimum voltage from 130V to 120V
  5. Optimize the SOC parameter after the PCS and BMS communication is lost for 30S
  6. Fine-tune the relevant parameters of off-grid control
  7. Modify the PV high voltage limit power from 300w to 3600w (Allows power when PV exceeds 500v)
  8. Modify the delay time of grid-connected cutting off-grid relay
  9. Delete the automatic identification function of lithium or lead oxide battery to avoid the risk of abnormal battery communication and battery overcharge and overdischarge


1. Add UPS Support
2. Local connection security verification enhancements (Required App update)

Article ID: 92
Created: July 28, 2023
Last Updated: May 22, 2024
Author: Adam Reynolds

Online URL: https://kb.givenergy.cloud/article.php?id=92