Additional information
Task
If necessary, use a duster or pressurized air to
clean locations you cannot reach with the vacuum
cleaner.
Use a vacuum cleaner to clean the floor, doors
and interior beams.
Remove dust from the air inlets and outlets.
Use pressurized air to clean locations with
excessive dust, including busbar connections.
Cleaning the inverters
Follow the instructions in the inverters manual.
Cleaning the MV transformer area
See MV transformer manual.
Use a pressurized air to clean the general dust
in the MV transformer surface and locations with
excessive dust.
Cleaning the air filters
Clean the air filters by blowing compressed air
from the inside to the outside through the filter
until the dust comes off.
Loosen and remove the screws on the filter frame.
Clean the grill interior with a vacuum cleaner.
Install the filter support frames and tighten the
screws.
Cleaning the fans
Avoid the circuit breaker from turning on accident-
ally.
Turn OFF/OPEN the circuit breaker for fan.
Measure to make sure that it is not energized.
Disconnect the supply and signal cabling.
Use compressed air to clean the fans.
Cleaning the MV switchgear area
If necessary, use a duster or pressurized air to
clean locations you cannot reach with the vacuum
cleaner.
Use a vacuum cleaner to clean the floor, doors
and interior metal beams.
Maintenance of painted surfaces
WARNING!
Obey the
and the local safety regulations. If ignored,
physical injury or death, or damage to the equipment may occur.
WARNING!
Obey the
, requirements and specifications of the
primer and paint manufacture.
￭
Repainting the scratched areas
Tools and materials
•
Sand paper
•
Cleaning towels and liquids: Würth Pro-Clean 0893 140 or equivalent)
•
Primer below paint on rusted or deeply scratched surfaces: Hempadur Mastic 45880
12170 of 280 microns when wet
Maintenance 57