{HEAD ~ The primary winding} is energized across {TAIL ~ the first lead} and the second lead and the secondary winding is energized across the second lead and the third lead 
is energized across
{ HEAD ~ The primary winding } is energized across { TAIL ~ the first lead } and the second lead and the secondary winding is energized across the second lead and the third lead
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL 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