STEP 5: Make Communications Connections

      • Connect Powerwall to the Backup Gateway
      • Install Optional Remote Disable Switch
      • Powerwall 2 AC with Backup Gateway 2 Installation Manual
      • General Warnings and Information
      • Specifications
        • Powerwall Specifications
        • Backup Gateway 2 Specifications
      • Registering Powerwall
      • Site Requirements and Pre-Install Guidance
        • Powerwall and Backup Gateway 2 Installation Requirements
        • Powerwall Physical Requirements
        • Powerwall Identification
        • Powerwall Operating Temperature Range
      • Preparing for Installation
        • In the Powerwall Box
          • In the Powerwall Accessory Bag
        • In the Backup Gateway 2 Box
          • In the Backup Gateway 2 Accessory Bag
        • Required Tools
        • Required Supplies
        • Service Parts, Orderable Parts, and Accessory Kits
          • Powerwall 2 Accessory Kits and Orderable Parts
          • Backup Gateway 2 Service Parts, Orderable Parts, and Accessories
      • STEP 1: Plan the Installation Site
        • Choose a Location
        • Choose Side or Rear Cable Entry for Powerwall
        • Choose Backup Gateway Cable Entry
        • Plan the Electrical Service Connection to Backup Gateway
        • Plan Wiring Method
        • Plan Distance Between Components
      • STEP 2: Mount Powerwall and the Backup Gateway
        • Anchor the Powerwall Mounting Bracket
        • Mount Powerwall on the Bracket
        • Mount the Backup Gateway
      • STEP 3: Configure the Backup Gateway for Wiring
        • Remove Neutral-Ground Bonding Strap from Backup Gateway if Not Installed as Service Equipment
      • STEP 4: Make AC Power Connections
        • Install Main Breaker in Backup Gateway
        • Make AC Power Connections to Supply and Load Panels
        • Install Optional Internal Panelboard in the Backup Gateway
      • STEP 5: Make Communications Connections
        • Connect Powerwall to the Backup Gateway
          • Panel Limit Feature
        • Install Optional Remote Disable Switch
      • STEP 6: Install Energy Metering for the System
        • About Energy Metering
        • Site and Solar Metering for Backup Gateway 2
          • Install Tesla 100 A CTs
      • STEP 7: Complete the Installation
        • Plan Internet Connection for the Backup Gateway 2
        • Close the Wiring Compartments and Turn the System On
      • STEP 8: Perform Device Setup
        • Perform Device Setup
        • Finish and Demonstrate the Installation
        • Troubleshooting
        • Technical Support
        • Maintenance
      • Appendix A: Powerwall Mounting Details
        • Powerwall Space Requirements
        • Powerwall Anchoring Details
        • Mounting Bracket Anchoring Details
        • Concrete Pad Details for Ground-mounting Powerwall on Pre-Cast Concrete Pad an Existing Structural Wall
        • Anchoring and Concrete Pad Details for Ground-mounting Powerwall on Poured Concrete with Steel Posts
      • Appendix B: Wiring Reference
        • Powerwall Wiring
        • Backup Gateway 2 Wiring
        • Backup Gateway 2 Communication Wiring
        • Acceptable Circuit Breakers
      • Appendix C: System Wiring Diagrams
        • Overview
        • Whole-Home Backup
        • Partial-Home Backup
      • Appendix D: Configure Energy Metering
      • Appendix E: Installing a Neurio Energy Meter
        • Neurio Energy Meter Overview
        • Wireless Communication to the Backup Gateway 2
        • Wired Communication to the Backup Gateway
        • Meter Voltage Taps
        • Voltage Tap and Current Transformer Connections
        • Meter Placement and CT Wire Lengths
        • Current Transformer Placement
        • Current Transformer Orientation
        • Current Transformer Capacity
        • Metering Split-phase Solar with a Single CT
        • Installing the Meter
        • Neurio W2 Meter Installation Troubleshooting
      • Appendix F: Feature Notes
        • Configuring Site Limits
        • Configuring Conductor Export Limits
        • Load Shedding
      • Appendix G: Installation Troubleshooting
        • Updating Firmware
        • Configuring Energy Meters
        • Reset the Backup Gateway
        • Power Cycle the System
      • Appendix H: Installing the Cold Weather Kit
      • Appendix I: Multi-Powerwall Installations
        • Electrical Equipment Sizing and Overcurrent Protection
        • Multi-Powerwall Installations with the Stack Kit
          • In the Powerwall Stack Kit
          • Required Tools
          • Site Requirements
          • Installation Instructions
            • Step 1: Prepare for Installation
            • Step 2: Choose a Wiring Option
            • Step 3: Prepare for Concealed Wiring
            • Step 4: Join the Powerwall Units
            • Step 5: Wire the Powerwall Units
            • Step 6: Close the Wiring Compartments and Replace the Covers
            • Step 7: Turn On and Configure the System
      • Appendix J: Inverter Settings
      • Appendix K: Revision Log
      • © Tesla 2025
      • Submit Feedback