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Additions in Chapter 3 – Electrical Installation
Drive Control Unit
NDCU-51
9
NDCU-51
1
V REF
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
X22
5
DI5
6
DI6
7
24 DV
8
24 DV
9
DGND
RS-485
X28
(MODBUS)
RS-485
X29
(MODBUS)
V25
DDCS
(NAMC:I/O)
V26
1
24 V
2
GND
X24
3
24 V
4
GND
1
24 V
X23
2
GND
1
R01 NC
X25
2
R01 C
3
R01 NO
1
R02 NC
X26
2
R02 C
3
R02 NO
1
R03 NC
X27
2
R03 C
3
R03 NO
6431 3835
Notice-6
The Drive Control Unit NDCU-51 containing an NAMC-51 board and
an NIOC-01 board is shown below. NMBO-01 is an optional Memory
Backup board.
91
NDCO-0x
NMBO-01
NAMC-51
NIOC-01
DRIVE CONTROL UNIT
NIOC-01
NAMC-51
NDCO-01
NDCO-02
NDCO-03
V20
NMBO-01
CH3
DDCS
ANALOG
(PC)
INPUTS
V19
&
OUTPUTS
V18
DDCS
CH2
(MASTER-
FOLLOWER)
V17
DIGITAL
V16
INPUTS
DDCS
CH1
(I/O)
V15
V14
DDCSe
CH0
(APPLICATION
CONTROLLER)
V13
OFF
SW1
V12
RS-485
PPCS
TERM.
(INVERTER)
ON
V11
24 V
IN
BRC
(BRAKING
V10
CHOPPER)
24 V
OUT
200 mA
RS-485
X19
(CONTROL
RELAY
PANEL)
OUTPUT
1
1
24 V
2
GND
24 V
X14
IN
3
24 V
4
GND
RELAY
OUTPUT
2
RELAY
OUTPUT
3
72
NIOC
9
265
ACS/ACC 6x7 (75 to 3000 kW) Frequency Converters
NAMC
CPD 312
Control Panel,
NLMD-01
Monitoring
Display
(with System
Application
Program)
refer to
and NLMD-01
(ACS 600 MultiDrive)
PDM code 00057607-A
CDP 312
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