ABB ACQ580-34, Hardware Manual

Page: 148 / 244

Annually Recommended annual actions by the user
Connections and environment
P Quality of supply voltage
Spare parts
I Spare parts
P DC circuit capacitors reforming, spare modules and spare capacitors
Inspections by the user
I Tightness of terminals
I Dustiness, corrosion and temperature
I Heat sink cleaning
￭
Recommended maintenance intervals after start-up
Years from start-up Component
21 18 15 12 9 6 3
Cooling
Main cooling fan
R R Main cooling fan (R10 and R11)
Auxiliary cooling fan
R R Circuit board compartment cooling fans (R10 and R11) LONG-LIFE
Aging
R R R ZCU control unit battery (real-time clock)
R R Control panel battery (real-time clock)
4FPS10000239703
￭
Recommended functional safety actions
Functional safety actions
I Safety function test interval
R Safety component expiry (Mission time T
M
) 20 years
Cleaning the interior of the cabinet
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or death,
or damage to the equipment can occur. If you are not a qualified electrical
professional, do not do installation or maintenance work.
WARNING!
Use a vacuum cleaner with antistatic hose and nozzle, and wear a grounding
wristband. Using a normal vacuum cleaner creates static discharges which can
damage circuit boards.
148 Maintenance