Sofar PowerMagic - Maintenance Work (Every One to Two Years)

PowerMagic 400V C&I Energy Storage System User Manual
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Checking of operating parameters (especially voltage, insulation, etc.).
7.2 Maintenance work (every one to two years)
Item
Check method
Outside the container
Look for flammable objects on top of the box.
Check that the joints between the box and the foundation steel plate
are secure and that there is no rust or corrosion.
Look for damage, paint loss, oxidation, etc. on the box enclosure.
Check that cabinet door latches etc. can be opened flexibly.
Check that seals etc. are well fixed.
Inside the container
Check the inside of the Energy Storage Integration System for
foreign objects, dust, dirt and condensation.
Air inlet and outlet
Check the temperature of the heat sink as well as the dust. If
necessary, use a vacuum cleaner to clean the heat sink module, etc.
Wiring and cable layout
Be sure to wait until the internal equipment of the energy storage
system is completely de-energised before starting the inspection! If
any non-conformities are found during the inspection, please correct
them immediately.
Check whether the cable arrangement is standardised and whether
there are any short circuits. If there is any abnormality, correct it
immediately.
Check that all inlet and outlet holes in the box are well sealed.
Check for water seepage inside the box.
Check the power cable connections for looseness and retighten them
according to the torque previously specified.
Check power and control cables for damage, especially cut marks on
the skin in contact with metal surfaces.
Check that the insulating wraps of the power cable terminals are not