Control Unit Ndcu-33Cx/Rdcu-12C - ABB ACS800 Series Hardware Manual

Control unit NDCU-33Cx/RDCU-12C

The connectors of the rotor-side converter control unit NDCU-33Cx (consisting of the
NIOC-02C and AM33C boards) and the grid-side converter control unit RDCU-12C
(containing the RMIO-12C board) are presented below. For further information on
the RDCU control unit, see RDCU-02(C) Drive Control Unit Hardware Manual
[3AFE64636324 [English)].
NDCU-33Cx
3 x DRIVE CONTROL UNIT
NDCU-32C
NIOC-02C
BOOT
1 V REF
BOOT
CH3
2 GND
RXD
3 AI1+
4 AI1-
5 AI2+
6 AI2-
ANALOG
X21
7 AI3+
INPUTS
&
8 AI3-
CH7 (Not in
OUTPUTS
AO1+
9
use)
10 AO1-
AO2+
11
12 AO2-
CH6
(Not in use)
1 DI1
2 DI2
DI3
3
4 DI4
X22 DIGITAL
DI5
5
INPUTS
6 DI6
24 DV
7
CH5
8 24 DV
DGND
9
RS-485
X28
(Not in use)
CH4
RS-485
X29
(Not in use)
V25 CH3
DDCS
(AMC-I/O)
V26
1 24 V
CH2
GND
2
24 V
X24
3 24 V IN
GND
4
24 V
1 24 V
X23 OUT
2 GND
200 mA
CH1
1 R01 NC
RELAY
X25
R01 C
2
OUTPUT
1
3 R01 NO
CH0
1 R02 NC
RELAY
2 R02 C
OUTPUT
X26
2
3 R02 NO
X17
R03 NC
1
RELAY
2 R03 C
OUTPUT
1
X27
3
3 R03 NO
2
X14
3
4
RDCU-12C
AM32C
24 V
CH3 RXD
X20
PPCS
Inverter
U/I
meas.
X21
(Not in use)
(Not in use)
DDCS
X22
(PC)
DDCS
(MSTR-FOLL)
X23
DDCS
(I/O)
X25
DDCSe
(APPLICATION
CONTROLLER)
X26
RS-485
(CONTROL
PANEL)
X27
24 V
0 V
24 V
24 V IN
0 V
64531450
1 VREF
2 GND
X20
1 VREF
2 GND
3 AI1+
4 AI1-
5 AI2+
6 AI2-
X21
7 AI3+
8 AI3-
9 AO1+
10 AO1-
11 AO2+
12 AO2-
1 DI1
2 DI2
3 DI3
4 DI4
5 DI5
X22
6 DI6
7 +24V
8 +24V
9 DGND
10 DGND
11 DIIL
1 +24 V
2 GND
X23
1 RO1
2 RO1
X25
3 RO1
1 RO2
2 RO2
X26
3 RO2
1 RO3
2 RO3 X27
3 RO3
81
X39
X34
X31
J1
X32
X33
X68
X57
Electrical installation