Backup Gateway 2 Communication Wiring

Table 1. Powerwall Communication Wiring
	Terminal Name	Recommended Wire Color	Wire Size
1	12V + (Logic +)	Red	1.5 mm² (max 45 m) 1.0 mm² (max 35 m)
2	GND (Earth)	Black	1.5 mm² (max 45 m) 1.0 mm² (max 35 m)
3	CN + (CAN HI)	Blue	0.2 - 1.5 mm²
4	CN – (CAN LO)	Orange	0.2 - 1.5 mm²

Note

4-conductor communication cable must be 300 V rated or double insulated with one twisted pair shielded copper cable.

Table 2. Aux Wiring
	Terminal Name	Recommended Wire Color	Wire Size
1	Site Shutdown (OUT)	-	0.2 - 1.5 mm²
2	Site Shutdown (IN)	-	0.2 - 1.5 mm²
3	Generator / Load Control (+)	Red	0.2 - 1.5 mm²
4	Generator / Load Control (-)	Black	0.2 - 1.5 mm²
5	Interlock pin	-	0.2 - 1.5 mm²