Skip to Content

AC coupled 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.

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------

AC coupled (D532-A532) - 16/12/2020

1. Version d532-A532 has not been modified
2. Optimize the operation logic of multiple AC Couple grid-connected parallel connection
3. Remove SOC control charging power logic
4. reserved remote restart BMS function (This function can only be used with version BMS1037 or above)
5. reserved the judgment of whether BMS is inserted like U disk (This function can only be used with version BMS1037 or above)
6. Optimize PV free at night, AC Couple shows PV power problem

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------

AC Coupled (D531-A531) - 10/11/2020
1.The overvoltage value of charging was modified from 57.2V to 58.5V.
2.The undervoltage value of discharge was modified from 45V to 43.2V.

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------