Event 5156 / 9C / 9312


Qualified person

Event number:

Firmware version

Event number

< 3.4.20.R

9312

3.4.20.R

9C

Example: 0x019C, 0x0001, 0x0000, 0x0000

Number of the battery module: 01

≥ 3.5.x.R

5156 or 156

Event message:

  • Battery cell undervoltage fault

Explanation:

Undervoltage on a battery module

LED signal on battery module:

Red LED is flashing quickly.

Corrective measures:

  • Check whether the DC switch on the battery is closed, and close it if necessary.

  • Update the firmware of the battery and of the inverter.

  • Restart the system (battery and inverter).

  • If the error persists, contact Service.