Alpha ESS SMILE-G3-S3.6 Installation, Operation & Maintenance Manual page 52

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2. DSTU666-3*230V 100A/40mA, DTSU666-3*230V 250A/50mA: Three phase meter
(with CT) connection
The connections are marked clearly on the meter.
CT Group
Terminal 1
CT Phase IA
Colour White Blue White Blue White Blue
Wiring at single-phase feed in
Wiring at three-phase feed in
Grid -> Load
3 4 6
IA IB IB
7 9 31
IC IC IIA
White Blue White Blue White Blue
PV -> Load
33 34 36
IIA IIB IIB
37 39
IIC IIC