How to upgrade MAX series inverter
How to upgrade MAX series inverter Firmware version meaning: Newest firmware version : TIAA20170400/ZBBA-0014 TIAA20170400 , the last 2 bit represents AFCI version, if there is no AFCI function, it will display 00; ZBBA-0014 is M3 board firmware version, When you are ready to upgrade, please make sure that M3 board is normal, or upgrading …