Sungrow ST2752UX, Инструкция по эксплуатации и обслуживанию

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3.2 Maintenance Item and Period
3.2.1 Maintenance (Every two years)
Item Check method
System status
and cleaning
Check the following items, and correct immediately those failing to
meet the relevant requirements:
• 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. Clean the equipment if
necessary.
• Check whether the air inlet and outlet of the BESS are blocked.
Warning marks
Check whether the warning labels and marks are clearly visible and
free of stains and damage. Replace them if necessary.
Ground of the
shielded layer of
cables
Check whether the cable shielding layer is in good contact with the
insulation sleeve and whether the copper bus bar is firmly fixed.
Surge protection
device and fuse
Check whether the SPD and fuse are properly fastened.
Corrosion Check whether there is oxidation or rust inside the container.
3.2.2 Maintenance (Once a year)
Item Check method
Outside the
container
Check the following items, and correct immediately those failing to
meet relevant requirements:
• Check whether there are flammable objects on the top of the
container.
• Check whether the welding points between the container and the
foundation steel plate are firm and whether there is corrosion.
• Check whether there is any damage, flaking paint or sign of
oxidization on the enclosure.
• Check whether the lock of the cabinet door can be unlocked
flexibly.
• Check whether the sealing strip is fixed properly.
Inside the
container
Check whether there are foreign objects, dust, dirt, and condensed
water inside the integrated energy storage system.
Operation & Maintenance Instruction 3 Routine Maintenance