Pylontech Pelio-L-5.12 Operation Manual page 44

inverter and battery system.
Try turn on the single module, without any cable connected. If the error remains,
extract the logs from the battery using the USB, switch off the module and send
the logs to your local distributor for help.
8) DMOS fail
b) The fuse blew out.
Solution: Power off all battery and inverters. Disconnect breaker. Check the cable
connection and disconnect all power cables. Check the power port damaged or
not. Check the setting of inverter or charger, check the communication between
inverter and battery system.
Try turn on the single module, without any cable connected. If the error remains,
extract the logs from the battery using the USB, switch off the module and send
the logs to your local distributor for help.
9) Reverse connection
a) Reverse connection of cables.
Solution: Power off all battery and inverters. Disconnect breaker. Check the cable
connection and disconnect all power cables. Check the power port damaged or
not. Then try turn on the single module, without any cable connected. If no alarm,
then it is reverse connection of cables. Correct the wiring connection and
reconnect the battery into the system properly.
If do see alarm without any cable connect to the module, extract the logs from
the battery using the USB, switch off the module and send the logs to your local
distributor for help.
⚫
Battery cannot turn on, switch ON and press the SW, the lights are all no lighting
or flashing.
1) Capacity too low, or module over discharged.
Solution: use a charger or inverter to provide 48-56.8V voltage. If battery can start,
then keep charge the module and use USB extract the battery operation logs to
check.
If battery terminal voltage is ≤45Vdc, please use ≤0.05C to slowly charge the
module to avoid affect to SOH.