10
DC fuses
Depending on the model, the inverter may be equipped with DC fuses:
Fronius uses the following DC fuses:
Littelfuse SPFJ 125 / 160 / 200 A, 1000 V
According to national guidelines and standards, the DC fuses can only be fitted in the DC-
string.
Tightening torque of the DC fuses:
7 Nm
DC fuses in the DC+ string
DC fuses in the DC+ string and in the DC- string
DC +
DC -
DC +
DC -