Sungrow SH3K6 - Decommissioning the Battery

User Manual 9 System Decommissioning
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Dismantling the Inverter
Refer to Chapter 4 and Chapter 5 to dismantle the cables in reverse procedure.
Remove the wall-mounting bracket from the wall if necessary.
Disposing of the Inverter
Users take the responsibility for the disposal of the inverter.
Some parts and devices of the inverter, such as LCD panel, batteries,
capacitors, may cause environment pollution.
Do not dispose of the product together with household waste but in
accordance with the disposal regulations for electronic waste
applicable at the installation site.
9.2 Decommissioning the Battery
Decommission the battery in the system after the inverter is decommissioned.
Proceed as follows to decommission a Li-ion battery or lead-acid battery.
Decommissioning Li-ion Battery
1. Disconnect the DC circuit breaker between the battery and the inverter.
2. Disconnect the communication cable between the battery and the
inverter.
3. (Optional) Turn off the switch on LG Li-ion battery or Pylon Li-ion battery,
if applicable.
4. Wait for about 1 minute and then use the multimeter to measure the port
voltage of the battery.
5. If the battery port voltage is zero, disconnect the power cables from the
battery module.
Decommissioning Lead-acid Battery
1. Disconnect the DC switch between the battery and the inverter.
2. Turn off the switch on the battery.
3. Disconnect all the cables from the battery.