Li.ONESS Batteries
| Operation, Safety and Installation Manual
22
Table 3 Error types, Action & Alarm Clearance
EN
SN error type
Alarm
type
Action
Alarm clears when:
1 Cell over voltage
Error
open discharge contactor
Alarm cause removed
2 Cell end of life voltage
Error
open discharge/charge contactors
On/off Button pressed
3 Cell under voltage
Error
open charge contactor
On/off Button pressed
4 Cell over temperature
Error
open discharge/charge contactors
Alarm cause removed
5 Cell under temperature
Error
open discharge/charge contactors
Alarm cause removed
6 System over temperature
Error
open discharge/charge contactors
Alarm cause removed
7
System under temperature
Error
open discharge/charge contactors
Alarm cause removed
8 Cell temperature sensor open (all sensors of the cell)
Error
open discharge/charge contactors
Alarm cause removed
9 Cell temperature sensor short (all sensors of the cell)
Error
open discharge/charge contactors
Alarm cause removed
10 System temperature sensor open (MAB NTC sensor)
Error
open discharge/charge contactors
Alarm cause removed
11 System temperature sensor short (MAB NTC sensor)
Error
open discharge/charge contactors
Alarm cause removed
12 Short circuit
Error
open discharge/charge contactors
On/off Button pressed
13 Over current
Error
open discharge/charge contactors
Alarm clear mode after 5 seconds
of deactivation of contactors and
if alarm cause is removed
14 Discharge current
Error
open discharge contactor
same as above
15 Charge current max
Error
open charge contactor
On/off Button pressed
16 Charge contactor AUX contact
Error
open charge contactor
On/off Button pressed
17 Load contactor AUX contact
Error
open discharge/charge contactors
On/off Button pressed
18 Safety contactor AUX contact
Error
open discharge/charge contactors
On/off Button pressed
19 Load/safety contactor failed
Error
open discharge/charge contactors
On/off Button pressed
20 CMU communication
Error
open discharge/charge contactors
Alarm cause removed
21 Insulation resistance low
Error
open discharge/charge contactors
Alarm cause removed
22 Insulation resistance hardware error
Error
open discharge/charge contactors
Alarm cause removed
23 Battery voltage measurement difference
Error
open discharge/charge contactors
Alarm cause removed
24 Cell high voltage
Warning no contactors opening
Alarm cause removed
25 Cell low voltage
Warning no contactors opening
Alarm cause removed
26 Cell high temperature
Warning no contactors opening
Alarm cause removed
27 Cell low temperature
Warning no contactors opening
Alarm cause removed
28 System high temperature
Warning no contactors opening
Alarm cause removed
29 System low temperature
Warning no contactors opening
Alarm cause removed
30 Cell temperature sensor open (the other is operational) Warning no contactors opening
Alarm cause removed
31 Cell temperature sensor short (the other is operational) Warning no contactors opening
Alarm cause removed
32 Regeneration current
Error
no contactors opening
Alarm cause removed
33 High cell resistance
Error
open discharge contactor
Alarm clear mode after 5 seconds
of deactivation of contactors and
if alarm cause is removed
34 High pack resistance
Warning no contactors opening
Alarm cause removed
35 Low state of charge
Warning no contactors opening
Alarm cause removed
36 Absolute maximum battery voltage
Error
open discharge/charge contactors
Alarm cause removed
37 Absolute minimum battery voltage
Error
open discharge/charge contactors
Alarm cause removed
38 Startup battery low voltage
Error
open discharge/charge contactors
Alarm cause removed
39 System temperature values difference
Warning no contactors opening
Alarm cause removed
40 SD card error
Warning no contactors opening
Alarm cause removed
41 Real Time Clock error
Warning no contactors opening
Alarm cause removed
