Forgotten Password


Password assignment for inverters that are registered in a communication product

The password for the user group Installer is also the system password for the PV system in the communication product. Changing the password of the user group Installer can lead to the inverter no longer being able to be reached by the communication product.

  1. In the communication product, assign the changed password of the user group Installer as the new system password (see the manual of the communication product).

Password forgotten for products with firmware version ≥ 4.00.00.R

If you have forgotten the password for the inverter, you can unlock the inverter with your product key. If you have lost your product key, you can reset your password as described in Product Key Lost).

If you have not yet generated the product key Generating or Changing a Product Key), you can unlock the product with a specific device secret.

Procedure:

  1. Open the user interface Establishing a connection to the user interface).
  2. Select the group User or Installer.
  3. Click on [Forgot your password?].
  4. Enter the product key. If you have not yet generated your product key, enter the specific device secret. Which specific device secret is used and where you can find the specific device secret is indicated on the user interface.
  5. The page for generating a new password will open.
  6. Generate a new password.
  7. Click on [Save] to save the changes.

Password forgotten for products with firmware version ≤ 4.00.00.R

If you have forgotten the password for the inverter, you can unlock the inverter with a Personal Unlocking Key (PUK). For each inverter, there is 1 PUK for each user group (User and Installer). Tipp: With PV systems that are registered in a communication product, you can also assign a new password for the user group Installer via the communication product. The password for the user group Installer is the same as the system password in the communication product.

Procedure:

  1. Request PUK (application form available at www.SMA-Solar.com).
  2. Open the user interface Establishing a connection to the user interface).
  3. Enter the PUK instead of the password into the field Password.
  4. Select Login.
  5. Call up the menu Device parameters.
  6. Click on [Edit parameters].
  7. In the parameter group User Rights > Access Control change the password of the desired user group.
  8. Select [Save all] to save the changes.