KACO Powador XP500-XP550-HV TL - Manual (Page 58)

Page 58 Operating Instructions Powador XP500/550-HV-TL
Maintenance/Cleaning
7.2 Cleaning and replacing the fans
The inverter is equipped with eight fans. All of them are located at the top of the housing. Six of the fans are
installed in the left side of the housing to provide ventilation for the power electronics building block. The fan
in the right side of the housing is used to ventilate the housing. The fans must be cleaned on a regular basis to
ensure maximum performance. If there are any problems with the fans, repair or replace them.
7.2.1 Accessing the fans
Switch off the inverter
Clean the fans
" Remove the upper covers from the inverter.
" Clean the fans.
" Attach the upper covers.
Change the fans
" Remove the upper covers from the inverter.
" Disconnect the plug.
" Replace the fan.
" When you install a new fan, pay attention to the air flow direction (arrow on the fan housing).
" Attach the upper covers.
Switch on the inverter
Figure 44: Upper cover on the inverter
Figure 45: Fans used for the power electronics
building block
Figure 46: Plug for the in the right side of the
housing