A voltage regulation optimization system receives {HEAD ~ inputs} from {TAIL ~ a DCS} or other distribution network control/monitoring system 
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A voltage regulation optimization system receives { HEAD ~ inputs } from { TAIL ~ a DCS } or other distribution network control / monitoring system
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH