ABB ACS880-37LC-0390A-7, Hardware Manual, Page: 144 / 242

￭
Recommended maintenance intervals after start-up
Years from start-up
Maintenance task/object
… 12 11 10 9 8 7 6 5 4 3 2 1 0
Coolant
P P P P P P P P P P P P P Checking coolant antifreeze concentration
P P P P P P Checking coolant quality
R R Coolant draining and replacement
See ACS880-1007LC liquid cooling unit user's manual
(3AXD50000129607 [English])
ABB cooling unit (if present)
Cooling fans
R Supply module cubicle fan (230 V)
R R Supply module cubicle fan (115 V)
R Inverter module fan (230 V)
R R Inverter module fan (115 V)
R Brake chopper and resistor fans (if present)
Batteries
R Control panel battery
R R Control unit battery
Connections and environment
P P P P P P P P P P P P P Quality of supply voltage
Spare parts
I I I I I I I I I I I I I Spare parts
P P P P P P P P P P P P P
DC circuit capacitor reforming (spare invert-
er modules and spare capacitors)
Inspections
I I I I I I I I I I I I I
Checking tightness of cable and busbar
terminals. Tightening if needed.
I I I I I I I I I I I I I
Checking ambient conditions (dustiness,
corrosion, temperature)
I I I I I I I I I I I I I Checking coolant pipe connections
Functional safety
I
See the maintenance information of the safety function.
Safety function test
20 years Safety component expiry (Mission time, T
M
)
3AXD10000578918 F
Note:
144 Maintenance