Rockwell Automation 2364E Non-Regenerative DC Bus Supply Unit (NRU) - Manual (Page 46)

Publication 2364E-5.01 April 2002
7-2 Your 2500A DC NRU (Current Code F)
2500A DC NRU Electrical
Schematic
Figure 7.2
Typical 2500A DC NRU Schematic
X2 X2
CT3
H1 X1 H1 X1
CR1
A B C
V M
2
2 4 6
(INPUT)
METER RELAY
10
(115VAC)
12 9 7
S E N S O R
3
5
6 2
F L O W
B
1
3
Y
R
S5
1
EA5
ACG
ACN
-
24 VDC
ACL
+
PS1
C O N T R O L
115VAC NRU
P O W E R
CT1
CT1
115 VAC NRU
C O N T R O L
P O W E R
P E
P E
3-Phase
AC Input
SP1
SP2
SP3
SP4
F11
F13
F14
F16
F12 F15
P E
CB1
A
TB2-1 TB2-2
TB1-7
TB1-8
J2 J2
J1
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P E
AM1
S E N S O R
3
5
6 2
F L O W
B
1
3
Y
R
S6
1
EA6
J2 J2
J1
RIO 2
INPUTS
STATUS
S C O M
S4
S3
S2
S1
RS-232
R X D
SHLD
S G
TXD
RS-485
SHLD
-
+
SHLD
VOLTAGE
INPUTS
CURRENT
INPUTS
BULL 1403-MM05A
MASTER MODULE
Powermonitor II
N
V1
V2
V3
I3+
I3-
I4-
I4+
I1+
I1-
I2+
I2-
L2 (-)
BULL
1403-NSC
1
R21
R22
R12
R24
R14
R11
ANALOG
INPUT
AIN
A C O M
CONTROL POWER
P O W E R
L1 (+)
EA1
115 VAC NRU
TX
R X
L1(+)
L2 (-)
EA1-A
115 VAC NRU
C O N T R O L
P O W E R
P E
BULL
1403-DMA
G R D
R X
TX
DISPLAY
M O D U L E
EA3
L 1
L 2
L 3
C O M M O N
TO CONTACT
MONITORING
CIRCUIT
TO POWER TRANSFORMER
GROUNDING RESISTOR
TO CONTACTOR
MONITORING CIRCUIT
TO CONTACTOR
MONITORING CIRCUIT