SMA SB 700U - Manual (Page 54)

6-6 SMA America SB700U-11:SE3207
LED Fault Indicators
Ground Fault
The inverter has detected a ground fault in the PV system and has disconnected from
the grid. The ground fault must be located and cleared and the inverter reset
manually. (The inverter will not restart automatically)
Defective GFDI Fuse
The GFDI fuse located in the fuse holder on the bottom of the inverter is defective.
If the fuse has blown due to a ground fault, the fault must be cleared before
replacing the fuse.
CAUTION:For continued protection against the risk of fire,
replace the GFDI fuse with fuses of the same type and rating
only. The recommended type is a Littelfuse KLKD 1 Amp,
600V AC/DC