Connection Diagrams (Examples) - Landis+Gyr E650 Series 4 User Manual

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3.4

Connection diagrams (examples)


ZFD400xT
for three-phase
three-wire networks


© Landis+Gyr
Binding connection diagrams
The following connection diagrams should be considered examples. The
connection diagrams provided at the rear of the front door and visible when
the door is open are always binding for the installation.
Figure 32. Connection diagram of measuring unit ZFD400xT with current
transformer
Figure 33. Connection diagram of measuring unit ZFD400xT with current and
voltage transformers
Symmetrical terminal layout
The version with symmetrical terminal layout (option) is available only for
ZMD400 meters for three-phase four-wire networks.
Artificial star point
* With the three-wire circuit, the artificial star point (terminal 11) must not be
externally wired.
D000062026 en a – E650 Series 4 – ZMD400AT/CT, ZFD400AT/CT – User Manual
Mechanical construction