User Manual

22
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1615 17 18
I
L1
U
L1
I
L1
I
L2
U
L2
I
L2
I
L3
U
L3
I
L3
N
–
– +
19 20
– + – +
ABC
Measuring inputs, acc. to measuring mode
RS 232
Function Connect.
Measuring input AC current IL1 1 / 3
IL2 4 / 6
IL3 7 / 9
AC voltage UL1 2
UL2 5
UL3 8
N11
Outputs Analogue
– 15
+16
– 17
+18
– 19
+20
Power supply AC ~ 13
~14
DC – 13
+14
RS 232 C interface
Measuring inputs
System /
Application
Terminals
Single-phase
AC system
If power supply is taken from the measured voltage
internal connections are as follow:
Application (system) Internal connection
Terminal / System
Single-phase AC current 2 / 11 (L1 – N)
4-wire 3-phase 2 / 11 (L1 – N)
symmetric load
All other (apart from 2 / 5 (L1 – L2)
feature 9, lines E, F and J)
A
B
C
4-wire
3-phase
symmetric
load
I: L1
Current transf. Terminals 2 11
L2 1 3 L2 N
L3 1 3 L3 N
L1
N
11 31
L1
N
kl
KL
211 31
L1
N
v
V
u
U
kl
KL
211 31
2
L1
N
11 31
L1
N
kl
KL
211 31
L1
v
V
u
U
kl
KL
211 31
2
L2
L3
L2
L3
N
L2
L3
Connect the voltage according to the following
table for current measurement in L2 or L3:
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