ABB ACH480 - Reforming the capacitors; Overview of the reforming; Reforming time

108NPN configuration for digital inputs ................................................
109Connection for obtaining 0 … 10 V from analog output 2 (AO2) .
109Connection examples of two-wire and three-wire sensors .........
110
AI and AO (or AI, DI and +10 V) as PTC motor temperature sensor
interface ..................................................................................................
112
AI1 and AI2 as Pt100, Pt1000, Ni1000, KTY83 and KTY84 sensor
inputs ......................................................................................................
113Safe torque off ......................................................................................
113Auxiliary voltage connection ..................................................................................
114Connecting a PC .......................................................................................................
114Installing options ......................................................................................................
115Installing a front option ...................................................................................
116Installing a side option .....................................................................................
8 Installation checklist
119Contents of this chapter .........................................................................................
119Checklist .....................................................................................................................
9 Maintenance
123Contents of this chapter .........................................................................................
123Maintenance intervals .............................................................................................
123Description of symbols ....................................................................................
124Recommended maintenance intervals after start-up ...............................
125Functional safety components ..............................................................................
125Cleaning the heatsink ..............................................................................................
126Replacing the cooling fans .....................................................................................
126Replacing the cooling fan, frames R1…R3 ...................................................
127Replacing the cooling fan, frame R4 .............................................................
129Capacitors ..................................................................................................................
129Reforming the capacitors ................................................................................
10 Technical data
131Contents of this chapter .........................................................................................
131Electrical ratings .......................................................................................................
131IEC ratings ..........................................................................................................
133UL (NEC) ratings ................................................................................................
134Definitions ..........................................................................................................
135Sizing ...................................................................................................................
135Output derating ........................................................................................................
137Surrounding air temperature derating .........................................................
137Altitude derating ...............................................................................................
138Switching frequency derating ........................................................................
141Derating in case of a phase loss ....................................................................
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