Sungrow Energy Storage System ST2523UX-US

Warning: Do not open the door to maintain the BESS in rainy, humid or windy days. SUNGROW shall not be held liable for any damage caused by violation of the notice.

Warning: To avoid electric shock, do not perform any other maintenance operations beyond those described in this manual. If necessary, contact Sungrow Customer Service for maintenance.

Check whether there is any damage or deformation of the container and internal devices.

Check if there is abnormal noise during operation of internal devices.

Check whether the temperature in the container is excessively high.

Check whether the humidity and the amount of dust inside the container are within the normal range.

Check whether the air inlet and outlet of the BESS are blocked.

Upload a photo of the cleaned equipment

Sign off on the Energy Storage System Check

Warning: Do not open the door to maintain the BESS in rainy, humid or windy days. SUNGROW shall not be held liable for any damage caused by violation of the notice.

Warning: To avoid electric shock, do not perform any other maintenance operations beyond those described in this manual. If necessary, contact Sungrow Customer Service for maintenance.

Check whether the SPD and fuse are properly fastened.

Sign off on the Surge Protection Device and Fuse Check

Warning: Do not open the door to maintain the BESS in rainy, humid or windy days. SUNGROW shall not be held liable for any damage caused by violation of the notice.

Warning: To avoid electric shock, do not perform any other maintenance operations beyond those described in this manual. If necessary, contact Sungrow Customer Service for maintenance.

Check the running status of fans.

Check whether fans are blocked.

Check if there is abnormal noise during operation of the fans.

Warning: Do not open the door to maintain the BESS in rainy, humid or windy days. SUNGROW shall not be held liable for any damage caused by violation of the notice.

Warning: To avoid electric shock, do not perform any other maintenance operations beyond those described in this manual. If necessary, contact Sungrow Customer Service for maintenance.

Warning: Risk of inverter damage or personal injury due to incorrect service! Before any maintenance operation, the following steps must be followed:

Wait at least 5 minutes for inner capacitors to discharge completely before performing internal maintenance or troubleshooting.

Test the product with a tester to make sure that there is no voltage or current.

Caution: A temporary warning sign or barrier must be posted to keep non-related persons away while performing electrical connection and service work.

Warning: When disassembling and maintaining the DC/DC, first remove the cable fixing parts under the DC/DC to ensure that the cables are squeezed during disassembly and maintenance.

Notice: Reboot the converter only after all faults that may affect the safety performance of the converter are cleared. The converter does not contain any part that require maintenance. Do not change the internal components of the converter unless you are authorized to do so.

Please contact Sungrow Customer Service for maintenance service. Otherwise SUNGROW shall not provide any warranty or be held liable for any losses due to such negligence.; Touching the PCB or other static sensitive components may cause damage to the device.

Note: The actual maintenance period should be adjusted considering the specific installation environment of the product.

In case of heavy sandstorm or dust in the operation environment, shorten the maintenance period and increase the maintenance frequency.

Check the fan for faults, such as stalling or stopping.

Check whether there is abnormal noise during operation of the fans.