Sungrow SG4950HV-MV, Системное руководство

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C Ch he ec ckk iitte em m C Ch he ec ckk m me etth ho od d
System status and
cleaning
Check the following items and make corrections if
necessary:
•
Check whether the MV Station and its internal
devices are damaged or deformed.
•
Check whether the device makes abnormal noise or
sound during operation.
•
Check whether the interior temperature or enclosure
temperature of the MV Station is excessively high.
•
Check whether the humidity and dust inside the MV
Station are within normal ranges, and dust the MV
Station if necessary.
•
Check whether the air inlet and outlet are blocked.
Warning labels and marks
Check whether the warning labels and marks are firmly
attached and clearly legible. Replace them if necessary.
Shield ground wires
Check whether the shield ground wires are in good
contact with the insulating sleeves and ground copper
bars.
Connection between
splice box and Ethernet
switch*
Check whether the splice box and the Ethernet switch
are correctly connected.
Lightning proof device
and fuses
Check whether the lightning proof device and fuses are
in good status and can be used.
Corrosion
Check whether the interior of the MV Station is corroded
or oxidized.
System Manual 12 Routine Maintenance