Background All Electrical symbols are Electrical discipline compound cells and have both 2D and 3D components. Each component can be viewed and/or moved separately. You have a choice between working in a 2D, 3D and 2D/3D environment.
Below is the workflow that needs to be followed in order to toggle between 2D & 3D Symbols display of the electrical element.
1> Register the .dgn file or From the backstage choose Settings > Buildings > Electrical Setup > File Setup to enable the electrical option
2> In an electrically loaded *.dgn file, Go to the Building Design > Electrical > Symbols > View > Display 2D & 3D
Here we can select the display view between the below three options or you can use the respective key in to change the display view.