Sungrow Energy Storage System ST2580UX-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.

Completely power off the devices inside the BESS before checking.

For any non-conformances found during inspection, correct them immediately.

Check whether the cable layout is normal and whether there is a short circuit.

Check whether all cable entry are well sealed.

Check whether there is water seepage inside the BESS.

Check whether the power cables are loose, and fasten them again by the torque specified previously.

Check whether the power cables and control cables are damaged, especially if the surface contacting the metal surface is cut.

Check whether the wiring is correct

Check whether the protective covers inside the equipment are installed firmly

Check whether the emergency stop button is released

Check and ensure that there is no grounding fault

Check whether the AC and DC voltages meet startup conditions and ensure that there is no over-voltage with a multimeter

Check and ensure that no tools or components are left inside the equipment

Check the status of the power supply switch QF of the liquid cooling system, and ensure that all switches are closed

Sign off on the pre-startup check

Inspect the appearance of the box:

Case 1: Dirt on surface caused by water spots and dusts can be cleaned.

Case 2: Surface dirt and damaged finish, which cannot be cleaned.

Case 3: Primer is damaged, and the base material is exposed.

1) Maintenance steps for Case I:

- Alcohol or other non-corrosive detergent

Is there rust on the outer surface of the BESS?

If there is rust, clear it with abrasive paper or brush.

Is there heavy dust on the outer surfaces of the BESS?

If there is heavy dust, clean the outer surfaces with a mop or large cleaning cloth.

Did you clean the top and then the sides?

Wash it directly, or wash and flush with water simultaneously.

Sign off on the cabinet cleaning

Warning: This procedure requires trained personnel with appropriate tools!

Are there obvious impurities in antifreeze?

Has antifreeze turned from pink to dark red?

Upload a photo of the current coolant state

If any of the checks fail, please contact Sungrow Customer Service to replace hardware facilities

Sign off on the coolant replacement check