KACO blueplanet 750 - 1000 kVA - Manual (Page 71)

KACO blueplanet 1000/875/750 TL3 M1 IS OD DEX0 Page 71
Maintenance/Cleaning
7.1 Maintenance intervals
NOTE
Even between maintenance intervals, pay attention to any unusual behaviour that the inverter
displays during operation, and fix the problem immediately.
Recommended
Maintenance-intervals
Maintenance work
6 months* Cleaning or replacement Filter mats in the air intake filter
6 months Cleaning Inside of the cabinet
Fans
12 months* Function check Emergency stop (OFF)
12 months Cleaning Power section of the heat sink
Visual inspection Contact connection
Fuses
Switches
Overvoltage protection
Redundant auxiliary power supplies
Check all parts in the cabinet for
– Heavy dust deposits and soiling
– Moisture (especially water that has
permeated from the outside)
Visual inspection
(and replacement, if necessary) All warning labels
Function check Fans
Door contacts
Operating lights and fault lights
12 months Torque check Input, output, Check the status of the
screws
*Maintenance-intervals can be changed depending on the place of installation.
Table 9: Maintenance intervals