Thus, the third or tertiary winding always presents {TAIL ~ a minimum load} on the transformer to positively ensure {HEAD ~ safety} at all times 
Thus , the third or tertiary winding always presents { TAIL ~ a minimum load } on the transformer to positively ensure { HEAD ~ safety } at all times
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH