24/04/2024 11:45:16

Close the Wiring Compartments and Turn the System On

  1. Before closing any installed hardware, take photos of the completed wiring in the Powerwall+, Backup Gateway 2, and main distribution board.
  2. Ensure that all conduit junctions and cable entry points are secure and properly sealed.
  3. Arrange all wires neatly inside the Powerwall+ wiring compartments.
  4. Install the Backup Gateway deadfront panel and secure it firmly with the original screw. Mount the Backup Gateway door, and latch it shut.
    Figure 1. Install the Backup Gateway Deadfront Cover and Glass Door
    Informational PurposesAn informational icon, calling your attention
    Note
    If the Backup Gateway is installed outdoors or in a high-traffic area, the latch can be locked shut.
  5. Mount the solar assembly door.
  6. Clean out the solar assembly enclosure and vacuum out any dust.
  7. Install the grounding jumper:
    1. Connect the jumper to the grounding bolt on the inside of the solar enclosure door.
    2. Install the provided M5 nut with 8 mm drive on the grounding bolt and torque to 1.5 - 2.5 Nm to secure the jumper in place.
      Figure 2. Grounding Jumper Secured to Door
  8. Close the solar assembly door and latch it shut.
  9. Using a right angle Phillips head screwdriver, tighten the captive screw on the solar assembly door to secure it.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    Warning
    Tightening this screw is absolutely necessary to prevent untrained persons from opening the solar assembly door, which would expose them to energized conductors.
    Informational PurposesAn informational icon, calling your attention
    Note
    A luggage lock, such as a Master Lock 120 series, can be used to lock the solar assembly shut.
  10. Use a breaker label sheet to clearly label the circuit breakers.
  11. Install signage complying with local AHJ requirements at the panel and at the Rapid Shutdown initiator. See Appendix E: Solar Assembly Rapid Shutdown for a label example and diagrams of label placement in common system configurations.
  12. Switch on the AC circuit breakers for Powerwall+ and the Backup Gateway 2.
  13. Switch on Powerwall+ by moving the Enable switch on the right side of the unit to the ON position.
    Informational PurposesAn informational icon, calling your attention
    Note
    The Powerwall+ On / Off switch has a locking mechanism. When the switch is locked it cannot be turned on.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Always leave site with the Powerwall+ breaker closed for the battery to maintain a base level of charge. Leaving the Powerwall+ disconnected from AC power for extended periods increases risk of damage.