The design rules of a device style specify:
To specify the design rules of a device style
The list of device types corresponds to the types defined and used in the software, and it is not customizable.
When the software calculates loads in power totals or in the Circuit Manager, it totals the loads into 3 groups according to device type: lighting, receptacles, and, for all other device types, other.
A corresponding modify command is available for each device type. While pressing Ctrl, you can press A to quickly select all of the objects in the drawing, and then enter a modify command, such as LIGHTINGMODIFY, to filter the selection set to include only the devices of the specified type.
The list of available layer keys is determined by the layer standard and layer key style that is specified for the current drawing. For more information, see Specifying a Layer Standard and a Layer Key Style.
This selection determines how wires are displayed when connected to devices or panels. The preview image on the right provides an example of the current selection.