ABB ACS880-07XT Series, Hardware Manual

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Maintenance 113
11
Maintenance
Contents of this chapter
This chapter contains preventive maintenance instructions.
Maintenance intervals
The table below shows the maintenance tasks which can be done by the end user. The
complete maintenance schedule is available on the Internet.

Preventive maintenance interval table
Years from start-up
Component 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
Cooling
Internal cabinet cooling fans * (R) R
(R)
(R) R
(R)
(R) R
(R)
(R)
IP54 roof fans * (R) R
(R)
(R) R
(R)
(R) R
(R)
(R)
Module cooling fans * R R R
Aging
DC circuit electrolytic capacitors
and discharging resistors *,
1)
R R
Control panel battery, BCU control
unit batteries R R R
Connections and environment
IP54 air filters in the cabinet door
and roof R R R R R R R R R R R R R R R R R R R R R
IP22 and IP42 air inlet (door)
meshes (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I)
Tightness of terminals (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I)
Dustiness, corrosion and
temperature (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I)
Cabinet heat sink cleaning (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I) (I)