The third contact/terminal unit is connected to the first contact/terminal unit or the second contact/terminal unit such that {HEAD ~ a direct or indirect wire connection} can be created between {TAIL ~ the at least one second wire} and the at least one supply network 
The third contact / terminal unit is connected to the first contact / terminal unit or the second contact / terminal unit such that { HEAD ~ a direct or indirect wire connection } can be created between { TAIL ~ the at least one second wire } and the at least one supply network
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH