SMA SOLID-Q 50 - Page 10

SMA New Energy Technology (Jiangsu) Co., Ltd.
10 SMASOLID-Q-Modbus-TI-en-10 | Version 1.0 Technical Information
163
PV string current abnormal
166
CPU selftest warning – register abnormal
167
CPU selftest warning – RAM abnormal
168
CPU selftest warning – ROM abnormal
Error code Description
1
Internal communication failure
2
EEPROM R/W failure
3
Relay check failure
4
DC injection too high
8
AC HCT failure
9
Residual Current Device failure
11
Internal software mismatch
33
f,ac out of range
34
V,ac out of range
35
Utility loss
36
Residual current too high
37
V,pv overvoltage
38
Isolation fault
40
Overtemperature
41
Consistent Fault: Vac different
42
Consistent Fault: Fac different
43
Consistent Fault: Residual current different
44
Consistent Fault: DC injection different
46
Too high DC bus voltage