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Repair and maintenance
Vulnerable
Damage Causes
parts
Bearing
Fan
blade aging
Ambient
temperature
Electrolytic
relatively
capacitor
and
volatilizes.
Note:
When the drive is stored for a long period of time, power on test shall be conducted
once within two years and last at least five hours. Use voltage regulator to gradually
increase the voltage to the rated value when power connection is performed
8.4 Warranty
The drive's warranty period is 18 months (from date of shipping), during which the
company would offer free repair or replacement if the fault or damage occurred
under normal use.
During the warranty period, the maintenance will be charged a reasonable cost due
to fault caused by the following reasons.
1) The fault is caused by not following the operation manual or exceeding the
operating standards.
2) The fault is caused by repairing or modifying the drive without permission.
3) The fault is caused by using the drive in a wrong way, such as wiring mistakes.
4) The fault is caused by fire, salt corrosion, gas corrosion, earthquake, storms,
floods, lightning, abnormal voltage, or other force majeure causes.
SINAMICS V50 converter
79
Operating Instructions, 04/2022, FW V1.0, A5E44777205B AB
Solutions
wear,
Change
is
high,
Change
electrolyte
Items for Routine Inspection
The fan blade has no cracks and
rotates normally. The screws are
tightened.
There is no electrolyte leakage,
color change, crack and shell
inflation. The safety valve is normal.
Static
capacity
value*0.85.
>the
initial
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