16
Connection Points
From the PV array to the DC+
and DC- terminals in the inverter
From the battery (+) and (-) terminals to
the inverter BAT+ and BAT- terminals
From the OCPD in the main service panel to
the AC-GRID L1 and L2 terminals
From the backup loads subpanel OCPD to
the inverter AC-BACKUP L1 and L2 terminals
From the main service panel ground bar to
the ground bar inside the inverter wire box
PV DC connection
to the inverter
Battery DC connection
to the inverter
Inverter AC connection
to the main service panel
Inverter AC connection
to the backup subpanel
PV Cables
Battery Cables
AC Grid Cables
AC Backup Cables
Ground Cables
From meter to terminal Meter_A and
Meter_B. For more details, refer to
figure 4.2.2 Installing the energy meter
From battery to terminal CAN-L and
CAN-H. For more details, refer to
figure 4.2.3 Installing the battery
USB COM port at the bottom of the inverter
(For more details, please refer to the
Solis data logger product manual)
Communication
between inverter & meter
Communication between
the inverter & the battery
Monitoring of the system
on SolisCloud
Meter RS 485 cable
Battery CAN cable
Data Logger
(Optional)
Table 4.1 System cable connections
4. Installation
Grounding conductors
for the system
Purpose
NOTE:
Conductor dimensions and OCPD sizing to be determined in accordance
with the national electrical code (NEC) and local standards.
The Appendix section of this manual contains single-line wire diagrams that show how
the equipment interconnects. Please use the single-line diagram when planning the
conduit paths and determining the wire requirements.
4.4 Inverter Wiring Overview