ABB ACS380 - Page 8

70Identifying the grounding system of the electrical power network ................
72Connecting the power cables – IEC (shielded cables) .......................................
72Connection diagram .....................................................................................
73Connection procedure ..................................................................................
74Connecting the control cables ............................................................................
74Default I/O connection diagram (ABB standard macro) ...............................
76Fieldbus connection diagram .......................................................................
77Control cable connection procedure ............................................................
78Additional information on the control connections .......................................
78Embedded EIA-485 fieldbus connection ..........................................
80PNP configuration for digital inputs ..................................................
81NPN configuration for digital inputs ..................................................
81Connection examples of two-wire and three-wire sensors ...............
82
AI and AO (or AI, DI and +10 V) as PTC motor temperature sensor
interface ............................................................................................
84
AI1 and AI2 as Pt100, Pt1000, Ni1000, KTY83 and KTY84 sensor
inputs ................................................................................................
84Safe torque off ..................................................................................
85Auxiliary voltage connection ...............................................................................
86Connecting a PC .................................................................................................
86Installing options .................................................................................................
86Installing a front option .................................................................................
88Installing a side option .................................................................................
7 Electrical installation – North America
89Contents of this chapter ......................................................................................
89Warnings .............................................................................................................
89Required tools .....................................................................................................
90Measuring the insulation resistance ...................................................................
90Measuring the insulation resistance of the drive ..........................................
90Measuring the insulation resistance of the input power cable .....................
90Measuring the insulation resistance of the motor and motor cable ..............
91Measuring the insulation resistance of the brake resistor circuit .................
91Grounding system compatibility check – North America ....................................
92EMC filter .....................................................................................................
92Ground-to-phase varistor .............................................................................
92
Compatibility of EMC filter and ground-to-phase varistor with the grounding
system ..........................................................................................................
94Disconnecting the ground-to-phase varistor, or connecting the EMC filter ...
94EMC/VAR screw location ..................................................................
94Guidelines for installing the drive to a TT system ........................................
95Identifying the grounding system of the electrical power network ................
96Connecting the power cables – North America (wiring in conduits) ...................
96Connection diagram .....................................................................................
97Connection procedure ..................................................................................
8 Table of contents