Configuring secondary battery cabinets

Qualified person

First set all battery cabinets individually

Connecting the AC cables, DC cables, and CAN communication can lead to unforeseen disturbances if the battery cabinets have not yet been configured correctly.

  1. Only the grounding connection should be connected before configuring the secondary battery cabinets.
  2. Switch on, set, and then immediately switch off each battery cabinet individually as described here.
  3. Only then should you proceed with the electrical connection.

Requirements:

  • All battery cabinets are switched off.
  • No electrical connections have yet been made on the battery cabinets.

Procedure:

  1. Connect the grounding of the secondary battery cabinet.
  2. Switch the secondary battery cabinet on ( > Switching the battery cabinet on).
  3. Log into the battery cabinet control panel as Operator. Log in is performed by clicking on the username at top left. You will obtain the password from SMA.
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  4. Click on SMA Storage XL at the top of the screen.
  5. Navigate to the Communication menu.
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  6. Select the bsmu button.
  7. Set the Status parameter to the value Disabled.
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  8. Navigate back to the menu SMA Storage XL > Communication.
  9. Select the bcmu button.
  10. Under the parameter prot change, click on Modify.
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  11. In the new dialog, enter the address of the battery cabinet in the slave_id field. The addresses must be unique and consecutive. As standard, the address of the primary battery cabinet is set to 80. This means that the address of the first secondary battery cabinet is 81, that of the second is 82, and that of the third is 83.
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  12. Confirm the setting.
  13. Switch off the battery cabinet.
  14. Repeat the procedure for each secondary battery cabinet.

    Also see:

    Setting options for the parallel operation of multiple battery cabinets
    Configuring the primary battery cabinet with multiple battery cabinets