Sunlight Lion ESS 48V/100, Installation Manual

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Operation, Safety and Installation Manual | Li.ONESS Batteries
21
Table 2 Error types & Flashing LEDs' sequence
EN
SN error type
LED
20%
LED
40%
LED
60%
LED
80%
LED
100%
1 Cell over voltage Fast Fast
2 Cell end of life voltage Fast Fast
3 Cell under voltage Fast Fast Fast
4 Cell over temperature Fast Fast
5 Cell under temperature Fast Fast Fast
6 System over temperature Fast Fast Fast
7 System under temperature Fast Fast Fast Fast
8 Cell temperature sensor open (all sensors of the cell) Normal Fast
9 Cell temperature sensor short (all sensors of the cell) Normal Fast
10 System temperature sensor open (MAB NTC sensor) Normal Normal Fast
11 System temperature sensor short (MAB NTC sensor) Normal Fast
12 Short circuit Normal Normal Fast
13 Over current Normal Normal Fast
14 Discharge current Normal Normal Normal Fast
15 Charge current max Normal Normal
16 Charge contactor AUX contact Normal Normal
17 Load contactor AUX contact Normal Normal Normal
18 Safety contactor AUX contact Normal Normal
19 Load/safety contactor failed Normal Normal Normal
20 CMU communication Normal Normal Normal
21 Insulation resistance low Normal Normal Normal Normal
22 Insulation resistance hardware error Slow Fast
23 Battery voltage measurement difference Slow Fast
24 Cell high voltage Slow Slow Fast
25 Cell low voltage Slow Fast
26 Cell high temperature Slow Slow Fast
27 Cell low temperature Slow Slow Fast
28 System high temperature Slow Slow Slow Fast
29 System low temperature Slow Normal
30 Cell temperature sensor open (the other is operational) Slow Normal
31 Cell temperature sensor short (the other is operational) Slow Slow Normal
32 Regeneration current Slow Normal
33 High cell resistance Slow Slow Normal
34 High pack resistance Slow Slow Normal
35 Low state of charge Slow Slow Slow Normal
36 Absolute maximum battery voltage Slow Slow
37 Absolute minimum battery voltage Slow Slow
38 Startup battery low voltage Slow Slow Slow
39 System temperature values difference Slow Slow
40 SD card error Slow Slow Slow
41 Real Time Clock error Slow Slow Slow