Siemens simatic et200sp - Page 19

Wiring
3.2 Connection examples
Analog input module AI Energy Meter 480VAC ST (6ES7134-6PA20-0BD0)
Manual, 12/2015, A5E36061895-AA
19
Connection type
Wiring diagram
Comment
3P4W1
Three-phase measurement,
4 wires
Balanced load
Connection with one current and one voltage
transformer
2P3W
Two-phase measurement, 3
conductors
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.
2P3W
Two-phase measurement, 3
conductors
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.
1P2W
Single-phase measurement,
2 conductors
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.