Maintenance
What this chapter contains
This chapter contains preventive maintenance instructions.
Safety
WARNING! Read the
performing any maintenance on the equipment. Ignoring the safety instructions can
cause injury or death.
Maintenance intervals
If installed in an appropriate environment, the regen supply module requires very
little maintenance. This table lists the routine maintenance intervals recommended
by ABB.
Capacitor reforming
Heatsink temperature
check and cleaning
Cooling fan change
WFU-filter capacitors
WFU-filter cooling fan
change
Consult your local ABB Service representative for more details on the maintenance.
On the Internet, go to
and Field Services.
Safety instructions
Maintenance
Every year of storage
Depends on the dustiness of the environment
(every 6 to 12 months)
Every 6 years if the ambient temperature does
not exceed 40 °C (104 °F).
Every 3 years if the ambient temperature is
higher than 40 °C (104 °F).
Every 12 years if the ambient temperature does
not exceed 40 °C (104 °F).
Every 6 years if the ambient temperature is
higher than 40 °C (104 °F) and cyclic heavy
load or continuous nominal load.
Every 6 years if the ambient temperature does
not exceed 40 °C (104 °F).
Every 3 years if the ambient temperature is
higher than 40 °C (104 °F).
www.abb.com/drives
on the first pages of this manual before
Interval
and select Drive Services – Maintenance
61
Instruction
See
Reforming the
DC capacitors of
the regen supply
module.
See Heatsink.
See
Cooling
fan.
See
Replacing the
WFU-xx filter
capacitor (WFU-21
and
WFU-22).
See
Replacing the
cooling fan of the
WFU
filter.
Maintenance