Error codes
Error no. Fault description
1
Serious battery fault
2
Pressure difference is too large
3
BMS voltage fault
4
Battery OTP (over temperature protection) fault
5
Battery UTP (under temperature protection) fault
6
OCP (over current protection) fault
7
OTP fault
8
Pre-charge fault
9
Battery under voltage fault
10
Abnormal parellelization
11
Abnormal INV battery voltage
12
Grid voltage or frequency fault
13
Abnormal INV BUS voltage
14
Abnormal INV output
15
INV discharge overload
16
Charge overload
17
INV Tz
18
Battery short
19
INV output short
20
MOSFET OTP fault
21
Fan stop
22
Discharge soft start fault
23
Charge soft start fault
24
MOSFET UTP fault
25
Anderson hardware OCP fault
26
Anderson software OCP fault
27
PV hardware OCP fault
28
PV1 software OCP fault
29
PV2 software OCP fault
30
Car charge output OCP fault
31
PV output OVP (over voltage protection) fault
32
PV1 input OVP fault
33
PV2 input OVP fault
34
Anderson OTP fault
35
PV1 OTP fault
36
PV2 OTP fault
37
Car charge output OTP fault
38
Abnormal communication
39
Abnormal USB
40
Abnormal type C
Solution
Turn on and off. Contact customer service if not fixed.
Auto shutdown. Fault will be cleared after reboot.
Auto shutdown. Temperature recovery enables starting up.
Auto shutdown. Remove the over-power device. Fault will be cleared after
reboot.
Auto shutdown. Delayed start.
Auto shutdown. Fault will be cleared after reboot.
Auto shutdown and charge. Contact customer service if still not fixed after
multiple charging failures.
Check the connection cable. Contact customer service if still not fixed.
Single power station function is not affected.
Auto recover after fault is cleared.
The fault is cleared when the grid returns to normal.
Auto recover after fault is cleared.
Remove over-power device. Auto recover after fault is cleared.
Auto recover after fault is cleared.
Fault will be cleared after reboot.
Auto recover after product has cooled down.
Turn on and off. Contact customer service if not fixed.
Auto recover after fault is cleared.
Turn on and off. Contact customer service if not fixed.
Remove PV charge. Auto recover after connection PV and turning on.
Turn off output. Manual recover after fault is cleared.
Remove PV charge. Auto recover after connection PV and turning on.
Stop PV1 charging. Auto recover after connecting PV and turn on.
Stop PV2 charging. Auto recover after connecting PV and turn on.
Turn off output. Manual recover after fault is cleared.
Stop PV. Auto recover after fault is cleared.
Stop PV1. Auto recover after fault is cleared.
Stop PV2. Auto recover after fault is cleared.
Turn off output. Manual recover after fault is cleared.
Stop PV1. Auto recover after fault is cleared.
Stop PV2. Auto recover after fault is cleared.
Turn off output. Manual recover after fault is cleared.
Turn on and off, or change operation environment. Contact customer
service if still not fixed.
Auto recover after removing abnormal USB.
Auto recover after removing abnormal type C.