{HEAD ~ contactor position lines} connect to {TAIL ~ said signal contacts} for transmitting information about positions of the three phase contactors 
{ HEAD ~ contactor position lines } connect to { TAIL ~ said signal contacts } for transmitting information about positions of the three phase contactors
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH