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