Siemens simatic et200sp Manual page 19

Connection type
3P4W1
Three-phase measurement,
4 wires
2P3W
Two-phase measurement, 3
conductors
2P3W
Two-phase measurement, 3
conductors
1P2W
Single-phase measurement,
2 conductors
Analog input module AI Energy Meter 480VAC ST (6ES7134-6PA20-0BD0)
Manual, 12/2015, A5E36061895-AA
Wiring diagram
3.2 Connection examples
Comment
Balanced load
Connection with one current and one voltage
transformer
Any load
Connection with two current transformers
Energy Meter supplies the value "0" for all
measured values of Phase 3 as well as for
some cross-phase measured values.
Any load
Connection with two current and two voltage
transformers
Energy Meter supplies the value "0" for all
measured values of Phase 3 as well as for
some cross-phase measured values.
Measurement in an AC network with a cur-
rent transformer
Energy Meter supplies the value "0" for all
measured values of Phases 2 and 3 as well
as for some cross-phase measured values.
Wiring
19