ABB ACQ810 - 11 Maintenance; What this Chapter Contains; Maintenance Intervals

Maintenance 97
11
Maintenance
What this chapter contains
This chapter contains preventive maintenance instructions.
Maintenance intervals
If installed in an appropriate environment, the drive requires very little maintenance. This
table lists the routine maintenance intervals recommended by ABB.
Interval Maintenance Instruction
Every year when stored Capacitor reforming See Reforming the capacitors.
Every 6 to 12 months (depending
on the dustiness of the
environment)
Checking the cleanliness of the
cabinet and the surroundings
See Cabinet, Heatsink.
Every 3 years Checking the condition of fiber
optic cables
See the fault logger. If PPCC
LINK faults have recurred,
change the fiber optic cables.
Every 3 years if the ambient
temperature is higher than 40 °C
(104 °F).
Otherwise, every 6 years.
Cooling fan change See Fan.
Every 6 years if the ambient
temperature is higher than 40 °C
(104 °F) or if the drive is
subjected to cyclic heavy load or
continuous nominal load.
Otherwise, every 9 years.
Capacitor change See Capacitors.
Every 9 years JINT board and flat cable change Contact ABB.