Overview of power and control connections (BCU-x2)
The diagram shows the power connections and control interfaces of the drive.
L1
L2
L3
PE
U2
V2
W2
M 3 ~
L1
L2
L3
PE
SLOT 1...3
1
5
..........
..........
..........
..........
.....
.....
4
. . .
. . .
8
..........
..........
2
SLOT 4
3
X205
X12
X13
6
V1T/R…
7
11
10
12
9
A
B
C
F
x
x
x
DriveA
Supply control unit (A51)B
Inverter control unit (A41)C
Option modules can be inserted into slots 1, 2, 3 and 4 as follows:1
SlotsModule type
1, 2, 3Analog and digital I/O extension modules
1, 2, 3Feedback interface modules
1, 2, 3Fieldbus communication modules
4RDCO-04 DDCS communication option module (standard equipment). As
standard, a fiber optic link connects the supply and inverter control units.
2
Additional modules can be installed on an optional FEA-03 extension adapter connected to an
RDCO module on slot 4.
Memory unit3
Connection for FSO safety functions module4
44 Operation principle and hardware description
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