Victron energy BlueSolar MPPT 100/15 Manual De Instrucciones página 66

Figure 4: The Victron inverters model Phoenix 12/800, 24/800,
12/1200 and 24/1200 can be controlled by connecting the right side
connection (1) of the inverter remote control directly to the solar
charger load output
Figure 5: For the Victron inverters model Phoenix 12/180,
24/180, 12/350, 24/350, the Phoenix Inverter C models and the
MultiPlus C models an interface cable (1) is needed
(MPPT 70/15 to inverter remote on-off cable, article number ASS030550100)