Function
Measuring input
AC current
AC voltage
Outputs
Power supply
AC
DC
RS 232 C interface
System /
Application
2
Single-phase
AC system
L1
N
2
L1
4-wire
L2
3-phase
L3
symmetric
N
load
I: L1
Connect the voltage according to the following
table for current measurement in L2 or L3:
22
Connect.
IL1
1 / 3
IL2
4 / 6
IL3
7 / 9
UL1
2
UL2
5
UL3
8
N
11
Analogue
–
15
A
+
16
–
17
B
+
18
–
19
C
+
20
~
13
~
14
–
13
+
14
Measuring inputs
11
1
3
L1
N
11
1
3
L1
L2
L3
N
If power supply is taken from the measured voltage
internal connections are as follow:
Application (system)
Single-phase AC current
4-wire 3-phase
symmetric load
All other (apart from
feature 9, lines E, F and J)
A
B
C
– +
– + – +
15
16
17 18
19 20
1
2
3
4
5
6
7
I
I
I
L1
L1
L3
I
I
L2
L2
U
U
L1
L2
Measuring inputs, acc. to measuring mode
Terminals
2
11
1
3
k
l
L1
K
L
N
2
11
1
3
k
l
L1
K
L
L2
L3
N
Current transf.
L2
L3
Internal connection
Terminal / System
2 / 11
(L1 – N)
2 / 11
(L1 – N)
2 / 5
(L1 – L2)
RS 232
8
9
10
11
12
13
14
–
I
L3
U
N
L3
2
11
1
3
u
v
k
l
U
V
K
L
2
11
1
3
u
v
k
l
U
V
K
L
Terminals
2
11
1
3
L2
N
1
3
L3
N