Applicable Systems
Powerpack 2
Symptoms
The battery system reports an anti-islanding protection trip. The inverter has disconnected from the grid.
Possible Causes
- Grid outage detected by the anti-islanding function
- Grid voltage or frequency outside specification
- Anti-islanding relay malfunction
Troubleshooting Steps
- Step 1: Verify the grid power is restored
Grid power is stable and available - Step 2: Check the grid voltage and frequency
Values are within specification - Step 3: Verify the anti-islanding relay operation
Relay reconnects correctly
How to Reset
To reset: Confirm grid is stable, then reset the anti-islanding protection.
Source: Tesla Powerwall Installation Manual, Tesla Inc.
Category: Battery