ABB ACS880-207LC, Hardware Manual

Page: 70 / 120

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 (
www.abb.com/drivesservices ).
For more information, consult your local ABB Service representative
(
www.abb.com/searchchannels ).
Years from start-up Maintenance task/object
… 12 11 10 9 8 7 6 5 4 3 2 1 0
Coolant
R R Coolant draining and replacement
P P P P P P Checking coolant quality
P P P P P P P P P P P P P Checking coolant antifreeze concentration
Coolant pump
R R Pump
R R Pump motor
R R Expansion tank
Cooling fans
R Supply module fan (230 V)
R R Supply module fan (115 V)
Batteries
R Control panel battery
R R Control unit battery
Connections and environment
P P P P P P P P P P P P P Quality of supply voltage
Spare parts
I I I I I I I I I I I I I Spare parts
P P P P P P P P P P P P P DC circuit capacitor reforming (spare mod-
ules and spare capacitors)
Inspections
I I I I I I I I I I I I I Checking tightness of cable and busbar
terminals. Tightening if needed.
I 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 I Checking coolant pipe connections
Symbols
Inspection (visual inspection and maintenance action if needed) I
Performance of on/off-site work (commissioning, tests, measurements or other work) P
Replacement R
70 Maintenance