Three phase alternating {HEAD ~ current circuit configuration}, for using {TAIL ~ a power supply} for the synchronized timing for an electrical apparatus 
for using
Three phase alternating { HEAD ~ current circuit configuration } , for using { TAIL ~ a power supply } for the synchronized timing for an electrical apparatus
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH