You can define multiple ground planes in an assembly. You can have only
		one active ground plane at a time. 
		
			To define a ground plane:
		 
		- 
				In an assembly, click .
				
					For assemblies that have an existing ground plane, right-click the Ground
						Planes folder  in the FeatureManager
						design tree, and click Insert Ground Plane. in the FeatureManager
						design tree, and click Insert Ground Plane.
 
 
- In the PropertyManager, in Ground Plane, select a face in the assembly.
- (Optional.) Click Reverse Direction  , or click the handle in the graphics area. , or click the handle in the graphics area.
- Click  . .
					In the FeatureManager design tree, the Ground Plane
						 appears in the Ground
						Planes folder appears in the Ground
						Planes folder . When you insert an asset,
						the asset's ground face snaps to the active ground plane. . When you insert an asset,
						the asset's ground face snaps to the active ground plane.