Website: www.sunsynk.com E-mail: [email protected]
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10.2. Troubleshooting
Table 7 - Troubleshooting.
F41~F48
Grid voltage exceed the nomal working range
F35
Grid Failure
F55 F56
Solar over voltage or low voltage
Loss one phase or poor connection or inverter hardware
damage
F26
F15 F18
Grid have some surge load
F23
Ground error or PV + or - short to the Ground
F24
PV+ or PV- to the Ground resistance too low .
Note:
If your SUN-1K/2K/3KW string inverter has any of the fault information shown in Table 6, and
when you reset the machine and still don’t solve the problem, please contact our distributor
and provide the below details:
1. The serial number of the inverter;
2. The distributor/dealer of the inverter (if available);
3. Installation date;
4. The description of the problem (include LCD error code and LED status indicator lights);
5. Your contact details.
