Alpha ESS SMILE5 AU Installation, Operation & Maintenance Manual page 18

INSTALLATION
NOTE: To connect the current transformer, connect S1 to L1 and S2 to L1'.
For AC-/ Hybrid-system, there are two meter needed:
Option 1: with Meter Plug
Figure 50 Two Meter Connect,
with Meter Plug
NOTE: If the ADL3000 meter with CT is used as a grid meter, the direction of
arrow in CT should point away from the grid to the energy storage system.
If the ADL3000 meter with CT is used as a PV meter in AC- or hybrid-coupled
system, the direction of arrow in CT should point away from the PV inverter
to the energy storage system.
2.3.3 ACR10R Meter (if applicable)
2.3.3.1 ACR10R single-phase connection
Figure 52 ACR10R single-phase connection (if applicable)
31
Option 2: without Meter Plug
Cabinet Meter1 Meter2
AlphaESS Grid Meter PV Meter
RS485 PIN RS485 PORT RS485 PORT
3 6 5 6 5 6
Figure 51 Two Meter Connect,
without Meter Plug
Grid CT
32
2.3.3.2 ACR10R three-phase connection
Figure 53 ACR10R three-phase connection (if applicable)
NOTE: Connect the power meter (PIN 21, 22) to the meter port of the cable
box (PIN 3, 6) using the RJ45 cable.
For AC/Hybrid system, there are two meter needed:
without Meter Plug
Cabinet
AlphaESS
RS485 PIN
3 6
Figure 54 Two Meter Connect, without Meter Plug
If the ACR10 meter is used as a grid meter, the direction of arrow in CT should point
away from the grid to the energy storage system.
If the ACR10R meter is used as a PV meter in hybrid system, the direction of arrow in
CT should point away from the PV inverter to the energy storage system.
2.3.4 Backup Box (If Applicable)
Backup Box Connect to SMILE5 (single-phase grid in house):
INSTALLATION
Grid CT
Meter1 Meter2
Grid Meter PV Meter
RS485 PORT RS485 PORT
21 22 21 22