Powerwall+ Metering Examples

Site Metering: Powerwall+ with Backup Switch

Whole or Partial Home Backup Location of Non-Backup Loads Site Metering
Whole Home N/A Backup Switch (Meter Z)
Partial Home Backup Upstream of Backup Switch (Backup Switch is installed in a second meter socket) Remote Energy Meter CTs connected to Remote Energy Meter, configured as Site
Note
With Remote Energy Meter capturing all Site, Meter Z is configured as None.

Site Metering: Powerwall+ with Backup Gateway 2

Whole or Partial Home Backup Location of Non-Backup Loads Site Metering
Whole Home N/A Backup Gateway 2 Meter X
Partial Home Backup Connected to Backup Gateway 2 Non-Backup Lugs Backup Gateway 2 Meter X
Partial Home Backup Upstream of Backup Gateway 2 Option 1: Backup Gateway 2 Meter X (configured as Site) AND Tesla CTs connected to Backup Gateway 2 Meter Y, configured as Site (backup loads must be within 100 m of Backup Gateway 2 and <100A)
Option 2: Tesla CTs connected to Backup Gateway 2 Meter Y, configured as Site (backup loads must be within 100 m of Backup Gateway 2 and <100A)
Note
With Meter Y capturing all Site, Meter X is configured as None.
Option 3: Backup Gateway 2 Meter X (configured as Site) AND Remote Energy Meter CTs connected to Remote Energy Meter, configured as Site
Option 4: Remote Energy Meter CTs connected to Remote Energy Meter, configured as Site
Note
With Remote Energy Meter capturing all Site, Meter X is configured as None.

Solar Metering

Configuration Powerwall+ Solar Metering Solar Inverter Solar Metering Powerwall+ Solar Metering where SREC Required Solar Inverter Solar Metering where SREC Required
Powerwall+ Powerwall+ internal metering N/A Factory-installed Neurio meter and CT, configure Neurio CT as Solar RGM N/A
Powerwall+ with Tesla Solar Inverter Powerwall+ internal metering Option 1 (Backup Gateway 2 installs only): Tesla CT connected to Backup Gateway 2 Meter Y, configured as Solar (1CTx2) (must be within 100 m of Backup Gateway 2 and <100A) Factory-installed Neurio meter (paired with Powerwall+) and CT, configure Neurio CT as Solar RGM Factory-installed Neurio meter (paired with Solar Inverter) and CT, configure Neurio CT as Solar RGM
Option 2: Remote Energy Meter CTs connected to Remote Energy Meter (paired with Powerwall+ - can be factory-installed Neurio or a new Remote Energy Meter), configured as Solar (1CTx2)
Powerwall+ with third party solar inverter Powerwall+ internal metering Option 1 (Backup Gateway 2 installs only): Tesla CT connected to Backup Gateway 2 Meter Y, configured as Solar (1CTx2) (must be within 100 m of Backup Gateway 2 and <100A) Factory-installed Neurio meter (paired with Powerwall+) and CT, configure Neurio CT as Solar RGM Use third party inverter integrated RGM if available (no additional Tesla metering is installed for SREC solar metering)
Option 2: Remote Energy Meter CTs connected to Remote Energy Meter (paired with Powerwall+ - can be factory-installed Neurio or a new Remote Energy Meter), configured as Solar (1CTx2)