Installation Manual User guide

Chapter 2 Installation
9
LINE 1
LINE 3
LINE 2
(A)
(C)
(B)
LOAD
Shorting
K
-
+
L
K
+
-
L
COM2COM1 USB
ETHERNET
COM3
RDM
MODEMIRIG-B
+
-
GND12V
+Tx
+Rx
-Tx
-Rx
+Tx
+Rx
-Tx
-Rx
V
V
1
2
44N
INPUT VOLTAGE
L/+
N/-
MAIN
POWER SUPPLIES
BACKUP
V
DC
MEASURE
+
-
CURRENT
I
-
-
I
-
-
I
-
-
I
-
-
+ -
1
234
J9
J10
JDR1
J7 JP3
J2
J3 J1 J11 J5
RS-232
RS-422/RS-485
RS-422/RS-485
RS-485
15
69
12345
12345
54321
4
1
21
34
1
8
123456 78
+ - + - + -
12
34
56
L/+
N/-
RDM
P. S UP P LY
INPUTS:
GROUND
MAIN POWER
SUPPLY
SW2
SW1
125/220V DC
OR 120/230V AC
+
-
DC
MEASUREMENT
V
3N
VVV
J14
J12
C
T
SA320 150A
SA310 150A
NOT CONNECTED
Switches
125/220V DC
0
2-
0
4
0
12
12
34
5
6
1
2
3
45
678
Figure 2-3
SA310, SA320: Three Wire Direct Connection Using 2 CTs (2-element)
Wiring Mode = 3dir2