Fronius Rapid Shutdown Box - Duo Instructions D'installation page 22

Connecting 5 Solar Module Strings to the Fronius Primo 10.0 / 11.4 / 12.5 / 15.0
Connecting 6 Solar Module Strings to the Fronius Primo 10.0 / 11.4 / 12.5 / 15.0
Connecting the
IMPORTANT!
Rapid Shutdown
Box to a Fronius Wiring schemes show best practice examples assuming that more than two PV
Primo GEN24 strings connected in parallel require overcurrent protection (e.
208-240 g., fusing). Refer to Primo installation manual regarding multi conductor wiring
and fusing details
22
RSB Quattro
RSB Quattro
RSB Duo
RSB Quattro
RSB Quattro