ABB ACH550-02-602A-4 [315/454] Ach550 02 user s manual

ABB ACH550-02-645A-4 [315/454] Ach550 02 user s manual
Parameter listing and descriptions 311
ACH550-02 User's Manual
The table below shows the ACH550 PFA motor assignments for some
typical settings in the Relay Output parameters (1401…1403 and
1410…1412), where the settings are either = 31 (PFA), or = X (anything
but 31), and where the Autochange function is disabled (8118
AUTOCHNG INTERV = 0.0).
* One additional relay output for the PFA that is in use. One motor is
in “sleep” when the other is rotating.
Code Description Range
PFA with Autochange mode
ACH550
Relay Logic
Parameter setting ACH550 relay assignment
1
4
0
1
1
4
0
2
1
4
0
3
1
4
1
0
1
4
1
1
1
4
1
2
8
1
1
7
Autochange disabled
RO1 RO2 RO3 RO4 RO5 RO6
31 X X X X X 1 Aux. X X X X X
31 31 X X X X 2 Aux. Aux. X X X X
31 31 31 X X X 3 Aux. Aux. Aux. X X X
X 31 31 X X X 2 X Aux. Aux. X X X
X X X 31 X 31 2 X X X Aux. X Aux.
3131XXXX1*Aux. Aux. X X X X

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