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50 Maintenance
Recommended annual actions by the user
Dustiness, corrosion and temperature
Cooling liquid pipe connections
Coolant antifreeze concentration
Recommended every 2nd year actions by the user
Inspection of coolant quality
Coolant
Coolant draining and refill
Cabinet fans and fan control board
Cooling fans 230 VAC 50/60Hz
Cooling fans 115 VAC 50/60Hz
Common
BSFC Cabinet side charging
control board
Aging
Cabinet auxiliary power sup-
plies
Buffer module 24VDC +F276
Ride through function
Note:
•
Maintenance and component replacement intervals are based on the assumption
that the equipment is operated within the specified ratings and ambient
conditions. ABB recommends annual drive inspections to ensure the highest
reliability and optimum performance.
•
Long term operation near the specified maximum ratings or ambient conditions
may require shorter maintenance intervals for certain components. Consult your
local ABB Service representative for additional maintenance recommendations.
Cabinet
Cleaning the exterior of the drive
￭
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or
death, or damage to the equipment can occur. If you are not a qualified
electrical professional, do not do installation, commissioning or
maintenance work.
1.
Stop the drive and do the steps in section
before you start the work.
2.
Clean the exterior of the drive. Use:
Years from start-up
3
6
9
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Electrical safety precautions (page 27)
12
15
18
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21
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