Sun Gold Power Co.,Ltd
www.
sungoldpower.com
29
6.2 Meaning of fault code
Fault Code
Fault Name
Affecting
output or not
Note
【
01
】
BatVoltLow
Yes
Battery undervoltage alarm
【
02
】
BatOverCurrSw
Yes
Average overcurrent software
protectionforbattery discharge
【
03
】
BatOpen
Yes
No connection alarm of battery
【
04
】
BatLowEod
Yes
Stop discharge alarm for battery undervoltage
【
05
】
BatOverCurrHw
Yes
Battery overcurrent hardware protection
【
06
】
BatOverVolt
Yes
Charge overvoltage protection
【
07
】
BusOverVoltHw
Yes
Bus overvoltage hardware protection
【
08
】
BusOverVoltSw
Yes
Bus overvoltage software protection
【
09
】
PV VoltHigh
No
PV overvoltage protection
【
10
】
PV OCSw
No
PV overcurrent software protection
【
11
】
PV OCHw
No
PV overcurrent hardware protection
【
12
】
bLineLoss
No
AC power failure
【
13
】
OverloadBypass
Yes
Bypass overload protection
【
14
】
OverloadInverter
Yes
Inverter overload protection
【
15
】
AcOverCurrHw
Yes
Inverter overcurrent hardware protection
【
16
】
-
-
-
【
17
】
InvShort
Yes
Inverter short-circuit protection
【
18
】
-
-
-
【
19
】
OverTemperMppt
No
PV radiator overtemperature protection
【
20
】
OverTemperInv
Yes
Overtemperature protection of inverter radiator
【
21
】
FanFail
Yes
Fan fault
【
22
】
EEPROM
Yes
Memory fault
【
23
】
ModelNumErr
Yes
Inaccurate model setting
【
26
】
RlyShort
Yes
Inverted AC Output Backfills to Bypass AC Input
【
29
】
BusVoltLow
Yes
Bus undervoltage protection
