Checking The Function Of The Varistors - SMA SUNNY BOY 1600TL Installation Manual

SMA Solar Technology AG
Example: Location of the earth fault
The example shows an earth fault between the second and third PV modules.
3. Restart the inverter (see Section 9).

10.5.2 Checking the Function of the Varistors

Figure 14: Varistors inside the inverter
Item Description
A Upper connection wire
B Middle connection wire
C Lower connection wire with loop
Installation Manual
10 Troubleshooting
SB13_21TL-IA-en-65 55