what to do if tesla runs out of battery

Best Practices During Power Outages

Powerwall brings you energy independence and security, and so life in your domicile can bear on uninterrupted during a grid outage. During a power outage, Powerwall discharges its stored free energy to provide power to your domicile. Still, if your Powerwall is off-grid for what may become an extended duration, you may wish to familiarize yourself with the post-obit all-time practices to extend the backup elapsing of your system during an outage.

How Powerwall Provides Fill-in Power

When a utility power outage does occur, your Powerwall instantly disconnects from the filigree and restores backup power to your abode in a fraction of a 2d, over 1 hundred times faster than typical standby generators. This ways your appliances go on running without suspension, and in that location's no need to reset your clocks. You may not even observe when an outage occurs. Acquire more about what Powerwall backs upwardly.

If you have solar, your Powerwall can recharge from your solar system to run your abode from solar and Powerwall even when the grid is down. A traditional solar system without a Powerwall does not part during a grid outage.

If more solar free energy is produced than can be used or stored during an outage, Powerwall will plow off the solar organisation and turn it dorsum on when the energy can be used again.

Backup Power Notifications

If the grid has been unavailable for at least 5 minutes, the Tesla app will alarm you so you tin can manage energy usage appropriately. A 2nd notification is sent when power is restored. To ensure you lot receive this alarm, go to 'Settings' and select 'Notifications' in the Tesla app. Yous tin set preferences for receiving all notifications, including ability outages. Ensure that your device settings allow notifications from the Tesla app.

Preparing for an Outage

Earlier a potential outage, consider doing energy-intensive activities, including charging your car, running your air conditioner or doing dishes and laundry.

Tempest Watch will automatically prepare your Powerwall organization for the possibility of a grid outage during some farthermost atmospheric condition events. If your Powerwall is not actively in Tempest Lookout man, you lot may also manually increase your backup reserve percentage in the mobile app to retain more free energy in the event of a filigree outage.

Ability During a Grid Outage

Each Powerwall tin provide upward to 5 kW of continuous power. You can back up any number of appliances, so long as their combined power usage does non exceed the total power rating of your Powerwalls.

Starting some loads with loftier inrush current during a power outage, like air conditioners and motors, may overload Powerwall and cause information technology to finish providing power to your home. If this occurs, plough off these loads, and Powerwall will try to restart within a minute. Otherwise, consider manually restarting Powerwall, as described below.

Vehicle Charging

During a power outage, Powerwall can coordinate with Tesla vehicles to charge without exceeding the power and energy needs of your home.

Energy Direction During a Grid Outage

Conditions events causing power outages may bring grid incertitude where your outage could final days, not hours, with lower solar production. The best mode to extend your use of Powerwall during a grid outage is to reduce the use of energy-intensive appliances like air conditioners, car charging, electric heaters and dishwashers.

Solar Panel Conditions

Some weather weather may cause a reduction in your solar console production, like depositing leaves or snow on your panels. Consider checking your panels daily during poor conditions weather condition to safely clear obstructions.

Solar Product During an Extended Outage

If Powerwall cannot charge at its expected rate, it will signal your solar inverter to reduce or turn off to protect your dwelling house from the excessive power produced. This typically occurs when Powerwall is approaching 100% accuse. Once Powerwall has the ability to accept power again, your solar inverter will exist signaled to produce and will re-get-go afterward the qualification flow required by your local requirements.

Running Depression on Energy

If Powerwall has less than 10% energy remaining, information technology will enter a standby country and end providing power to your dwelling. If your system is connected to the cyberspace, you'll receive a push notification in the Tesla mobile app when Powerwall enters standby.

When in standby and paired with a solar energy organization, Powerwall will automatically try to recharge from solar for half dozen minutes every hour between 8 a.m. and four p.one thousand. local time. If enough solar is available to charge Powerwall while still powering your home, this automatic charging volition continue. Otherwise, it will wait for the side by side 60 minutes to effort charging again.

Restarting Powerwall

If your Powerwall system stops powering your home, information technology may exist in a standby state subsequently running low on energy or after repeated overloads. If your organization is connected to the internet, you lot'll receive a push notification when Powerwall enters standby, or encounters overloads.

To restart your Powerwall, turn off any energy-intensive loads to reduce the amount of ability needed. You can initiate a restart with a quick toggle of the on/off switch on the Powerwall.

Annotation: In lodge to maintain a connection to the Gateway for monitoring, you must exit the Powerwall switch in the ON position.

Resetting Your Grid Connection

If the manual restart is not successful in bringing Powerwall back online, yous tin reset the unabridged system by power cycling your Gateway or Backup Switch past using the reset button.

Notation: This merely reboots the Gateway or Backup Switch and does not reset whatsoever settings.

If power cycling as well fails, there is likely bereft energy remaining to beginning the Powerwall, and you lot will need to wait for a grid connectedness to return in lodge to bring your Powerwall dorsum online.

Local Monitoring

The Tesla app may not take the latest monitoring data if your cyberspace and cellular go down. If this occurs, you can view your Powerwall ability flow and charge level by connecting to your Gateway or Powerwall to monitor your system locally from a spider web browser on your local network.

Systems Affected by Natural Disaster or Force Majeure Result

A force majeure event may include natural disasters like hurricanes, floods, earthquakes, wildfires and lightning strikes. Learn more about what to do post-obit a force majeure event if your system has been affected.

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Source: https://www.tesla.com/support/energy/powerwall/own/best-practices-during-power-outages

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