ABB ACS880-87LC-4000A/4021A-7, Hardware Manual

Page: 80 / 144

80 Maintenance
Maintenance intervals
The table below shows the maintenance tasks which can be done by the end user. For
more information, contact your local ABB Service representative
(
www.abb.com/searchchannels ).
Maintenance task/object Years from start-up
0 1 2 3 4 5 6 7 8 9 10 11 12 …
Replacement
Cooling fans
R R
Cooling fan power supply R
Water-glycol coolant with inhibitor
(see
Note 1 below)
I I R I I R
ABB-SACE main circuit breaker
maintenance (see
Note 2 below)
P P P P P P P P P P/
R
P P
Inspection and/or performance
Adding coolant corrosion inhibitor (if
coolant with separate inhibitor is used)
(see
Note 1 below)
I P I P I P I P I P I P
Cabinet door air filter (customer variant),
change interval depends on cleanliness
of ambient air
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
I /
R
Checking cooling liquid pipe connections I I I I I I I I I I I I
Checking the connections of fiber optic
cables
I I I I
Checking tightness of cable and busbar
terminals. Tightening if needed.
P P P P
Checking the quick connector of the
converter module
I I I I
Checking the condition of contactors
I I I I I I I I I I I I
Checking the condition of the main
contactors (maintenance according to
the manufacturer’s instructions) I I I I I I I I I I I I
Checking ambient conditions (dustiness,
corrosion, temperature)
I I I I I I I I I I I I
Checking the quality of auxiliary voltage
I I I I I I I I I I I I
Improvements
Firmware and hardware upgrade based
on product notes
I I I I I I I I I I I I
Measurements and tests
Functional test with net voltage P P P P P P P P P P P P
Basic measurements with supply voltage
P P P P P P P P P P P P
Spare parts
Spare part stock
I P I P I P I P I P I P
3AXD10000258568