Connecting The Backup Interface (Optional) - SolarEdge RESU10H Prime Series Installation Manual

5. Connect the communication cable to the connector, as shown below.
Figure 16: Communication cable connection - RESU Prime batteries to the inverter
6. Close Communication Gland 2 with a torque of 50 in*lbs.
To connect DC cables:
1. Connect the DC cables to the battery, as explained in the installation guide that
comes with the battery.
2. Pass the other end of the DC cable through the Battery conduit of the inverter.
3. Connect the wires to the DC terminals, as shown below.
WARNING!
Make sure to connect the cables at correct polarity. Connecting the cables at
reverse polarity may result in damage to the inverter or battery.
4. Proceed with the battery installation, as explained in the battery installation guide.

Connecting the Backup Interface (Optional)

The Backup Interface must be installed to allow the operation of batteries.
When connecting the Backup Interface to the inverter, use the following cable types:
AC - 14–6 AWG cable
Communication - 24 AWG (16-24 AWG), 600V insulated or CAT6
Single Phase Energy Hub Inverter with Prism Technology MAN-01-00842-1.3
Figure 17: Battery DC cable connection to the inverter
Chapter 5: Connecting the Inverter 43