{HEAD ~ A consumer load} receiving power from {TAIL ~ a power system} is divided into a first load to which power may be interrupted if necessary to reduce demand on the power system, and a second load to which power supply may not be interrupted to reduce demand on the power system 
{ HEAD ~ A consumer load } receiving power from { TAIL ~ a power system } is divided into a first load to which power may be interrupted if necessary to reduce demand on the power system , and a second load to which power supply may not be interrupted to reduce demand on the power system
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH