vCloud Connector, i thought (and might be wrong) is more like a VPN between two locations (vShield Edge devices). This means you would have some vApp in each vCloud deployment which you want to join, then VPN between each location.
Maybe this diagram will help: http://cdn.chriscolotti.us/files/2013/03/vCloud-Hybrid-Cloud-Config.pdf
Diagram found from here: vCloud Director Hybrid Cloud Design Case Study • Chris Colotti's Blog