Tesla Powerwall 2 AC Installation Manual page 33

5. Run the other end of the 4-conductor communication cable, the AC power conductors and
equipment grounding conductor into the Backup Gateway enclosure.
6. On the Backup Gateway side, strip the end of the equipment grounding conductor and
insert it in the ground bar in the Backup Gateway enclosure (Fig 33). The ground bar is
identified with the following symbol:
to 5.5 Nm.
7. On each end of the 4-conductor communication cable, strip and insert the wires into the
provided 4-pin Phoenix connectors according to the following table and diagram (Fig. 32). On
the Powerwall side, use the black Phoenix connector provided in the accessory bag. On the
Gateway side, use the connector that came plugged into the corresponding socket in the
Gateway.
8. On the Backup Gateway side of the 4-conductor communication cable, cut the cable shield.
The shield should be terminated at the Powerwall chassis ground lug only.
Terminal Connector Terminal Name
1 12V + (Logic +)
2 GND (Logic –)
3 CAN HI
4 CAN LO
Cable Shield
. Tighten the screw in the Backup Gateway ground bar
Figure 32: Communication Connector Wiring
Communication Connector Wiring
Recommended Wire Color
Brown
White
Blue
Yellow
(Terminate at Powerwall chassis ground lug only)
Wire Gauge
0.2–1.5 mm
2
0.2–1.5 mm 2
0.2–1.5 mm
2
0.2–1.5 mm 2
31