The combination of Victron products with the BMZ ESS 7.0 battery has been tested and certified by the R&D departments. The combination is actively supported by both companies.
All 48V Multis and Quattros. And always a Color Control GX is necessary in the system, since that has the canbus port which is used for the (required!) communication between the ESS battery and the Victron system.
To use the BMZ ESS in Victron system, it is necessary to use a Color Control GX. The Color Control GX takes care of sending the necessary canbus keep-a-live message to the ESS battery. Without it, the battery will open its internal emergency relay after 10 minutes.
A special RJ-45 cable is necessary to connect the battery to the Color Control GX. Pinout:
|Function||VE.Can RJ-45||BMZ ESS RJ-45|
|GND||Pin 3||Pin 2|
|CAN-L||Pin 8||Pin 5|
|CAN-H||Pin 7||Pin 4|
Place a VE.Can terminator in the empty socket on the CCGX
|Absorption voltage||60.75 V|
|Float voltage||60.00 V|
|Absorption time||1 Hr|
Note: make sure to double check the float voltage after completing Assistants, and if necessary set it back to 60.00 V.
Select the fourth battery type: