ABB ACS880-307LC Hardware Manual page 7

7 Maintenance
Contents of this chapter ...........................................................................
Maintenance intervals .............................................................................
Maintenance timers and counters ...............................................................
Internal liquid-cooling system ....................................................................
Power connections ................................................................................
Retightening the power connections ........................................................
Fans ..................................................................................................
Replacing the fan in the 600 mm wide incoming cubicle .................................
Replacing the cooling fan of a D8T supply module .......................................
Fuses ................................................................................................
Checking and replacing the AC fuses .......................................................
Checking and replacing the DC fuses .......................................................
Supply module .....................................................................................
Replacing the D8T supply module ...........................................................
Control panel .......................................................................................
Cleaning the control panel ....................................................................
Replacing the control panel battery ..........................................................
Control unit ..........................................................................................
Replacing the memory unit ...................................................................
Replacing the BCU control unit battery .....................................................
LEDs and other status indicators ................................................................
Control panel and panel platform/holder LEDs ............................................
Control unit LEDs ...............................................................................
8 Internal cooling circuit
Contents of this chapter ...........................................................................
Applicability .........................................................................................
Internal cooling system ............................................................................
Connection to a cooling unit ......................................................................
Connection to an ACS880-1007LC cooling unit ...........................................
Connection to a custom cooling unit .........................................................
General requirements ......................................................................
Coolant temperature control ...............................................................
Filling up and bleeding the internal cooling circuit ............................................
Drive line-ups with an ACS880-1007LC cooling unit ......................................
Drive line-ups with a custom cooling unit ...................................................
Draining the internal cooling circuit ..............................................................
Maintenance intervals .............................................................................
Technical data ......................................................................................
Coolant specification ...........................................................................
Coolant type .................................................................................
Temperature limits ..............................................................................
Pressure limits ..................................................................................
Coolant flow rate limits ........................................................................
Cooling circuit materials .......................................................................
9 Technical data
Contents of this chapter ...........................................................................
Ratings ..............................................................................................
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