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46 Maintenance
Maintenance intervals
The table below lists the routine maintenance intervals recommended by ABB.
Maintenance task
Cleaning the inverter compartment
Replacing intake air filters
General paint and corrosion check,
checking and repairing painted sur-
faces
Cleaning the external surfaces
Lubricating hinges and locks
General condition check, checking
grounding bar
General condition check, checking
tilting of inverter station
The inverters have their own routine maintenance schedules in addition to the tasks listed
in the table above. See the inverter hardware manual.
Cleaning the inverter compartment
WARNING!
Do the steps given in section
compartment (page
death, or damage to the equipment.
1. Clean the floor plates with a vacuum cleaner.
2. Remove the floor plates and check the cleanliness of the container base.
3. If the base is not clean, clean it with a vacuum cleaner.
4. Replace the floor plates.
5. Clean the outer surfaces of inverters [PVS1, PVS2], control cabinets/enclosures and
the compartment heater [E1] with a vacuum cleaner.
Interval
First check after commissioning,
then every 2 years.
2 years in typical conditions.
1 year in dusty conditions.
Using night time reactive power re-
duces the filter change interval by
50%. See the PVS800-57B central
inverters firmware manual
(3AXD50000048332 [English]).
First check after commissioning,
paying special attention to potential
paint damage which may have
happened during transportation and
installation.
Then every 2 years.
First after commissioning, then every
5 years.
Every 2 years.
Every 5 years.
Every 5 years.
Safety instructions for the inverter
11). Ignoring the instructions can cause physical injury or
Instructions
See section
Cleaning the inverter
compartment (page
46).
See section
Replacing the intake air
filters and cleaning the sand-
boxes (page
47).
See section
Cleaning the exterior
surfaces of the inverter sta-
tion (page
48).
See section
Cleaning the exterior
surfaces of the inverter sta-
tion (page
48).
See section
Lubricating external
hinges, locks and seals (page
See section
Checking and cleaning
the grounding bars and
points (page
52).
See drawing
Foundation and extern-
al cabling layout (page 61)
imum recommended tilting angle.
49).
for max-
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