How To Fix EG026 - Select the winding group as either primary or secondary default

SAP Error Message - Details

• Message type: E = Error

• Message class: EG - IS-U device management

• Message number: 026

• Message text: Select the winding group as either primary or secondary default

What causes this issue?

You have selected a default winding for the primary and secondary
windings of the <DS:GLOS.winding_group>winding group</>.
A winding can only be selected as a primary <LS>or</> secondary default
winding, dependening on the winding category.

System Response

How to fix this error?

Select the default winding group according to the winding category
(primary or secondary).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EG026 - Select the winding group as either primary or secondary default ?

  The SAP error message EG026, which states "Select the winding group as either primary or secondary default," typically occurs in the context of configuring electrical equipment, particularly transformers, in the SAP system. This error indicates that the system requires you to specify a winding group for the transformer, but it has not been set correctly.
  Cause:
  
  Missing Winding Group Configuration: The winding group for the transformer has not been defined in the system.
  Incorrect Settings: The winding group may not be set as either primary or secondary, leading to ambiguity in the configuration.
  Data Entry Error: There may be a mistake in the data entry process where the winding group was not selected or saved properly.
  
  Solution:
  To resolve the EG026 error, follow these steps:
  
  
  Access the Equipment Master Record:
  
  Go to the transaction code IE02 (Change Equipment) or IE01 (Create Equipment) depending on your requirement.
  
  
  
  Select the Transformer:
  
  Enter the equipment number of the transformer that is causing the error.
  
  
  
  Navigate to the Winding Group Section:
  
  In the equipment master record, look for the section related to electrical specifications or winding groups.
  
  
  
  Define the Winding Group:
  
  Ensure that you select a winding group for the transformer. You should have options for primary and secondary winding groups. Choose one based on your configuration needs.
  
  
  
  Save the Changes:
  
  After selecting the appropriate winding group, save the changes to the equipment master record.
  
  
  
  Check Related Configuration:
  
  If the error persists, check if there are any related configuration settings in the SAP system that might be affecting the winding group assignment.
  
  
  
  Related Information:
  
  Winding Groups: Winding groups are essential for transformers as they define the phase displacement and connection type (e.g., delta, star). Understanding the electrical characteristics of the transformer is crucial for selecting the correct winding group.
  SAP Documentation: Refer to SAP Help documentation for detailed information on configuring electrical equipment and transformers.
  User Roles and Authorizations: Ensure that you have the necessary permissions to make changes to equipment master records in SAP.
  
  If you continue to experience issues after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the relevant module.