Descriptions Of Symbols; Recommended Annual Maintenance Actions By The User; Recommended Maintenance Intervals After Start-Up; Heatsink - ABB ACS880-01 Hardware Manual

134 Maintenance


Descriptions of symbols

Action Description
I Visual inspection and maintenance action if needed
P Performance of on/off-site work (commissioning, tests, measurements or other
work)
R Replacement of component


Recommended annual maintenance actions by the user

ABB recommends these annual inspections to ensure the highest reliability and
optimum performance.
Action Target
P Quality of supply voltage
I Spare parts
P DC circuit capacitor reforming, spare modules and spare capacitors
I Tightness of terminals
I Dustiness, corrosion or temperature
I Heat sink cleaning


Recommended maintenance intervals after start-up

Component
Cooling
Main cooling fan (frames R1 to R9)
Auxiliary cooling fan for circuit boards (frames
R1 to R9)
Auxiliary cooling fan IP55 (frames R8 and R9)
Aging
Battery for control panel and ZCU control unit

Heatsink

The module heatsink fins pick up dust from the cooling air. The drive runs into
overtemperature warnings and faults if the heatsink is not clean. When necessary,
clean the heatsink as follows.
WARNING! Obey the safety instructions, page 14. Ignoring the instructions
can cause physical injury or death, or damage to the equipment.
Years from start-up
3 6 9 12
R
R
R
R
15 18 20 21
R
R
R
R
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