Siemens 7KT0310 - Connection Diagrams; Connection Diagram Overview; Circuit Diagrams

9
SMART 7KT0310 Manual
Connection

N
S2S1S2S1S2S1
V1
N
L
O
A
D
I1
V2
V3
L1
L2
L3
I 2 I 3
DI
L
N
+
RS485
+
CONNECTIONS DIAGRAM
3 Phase 4-Wire (commonly used)
3Ø-4Wire,3CT’S
3Ø-4Wire,3CT’Sand3PT’S
S2S1 S2S1 S2S1 NV2V3
LOADLINE
L1
L2
L3
N
I1
I2
I3
V1
#
DI RS485
L
N
LN
#
++
+
SMART7KT
Voltageupto 500V without PT
LINE
DI RS485
L
N
LN
#
LOAD
L1
L2
L3
N
#
S2S1 S2S1 S2S1 NV1V2V3
I1
I2
I3
++
+
SMART7KT
Voltage 100V-500kV withPT
Circuit Diagram