The control system of the star delta multi level starter permits to use one parameter for changing {HEAD ~ desired quality} of {TAIL ~ the starting}, as in usual star delta starters 
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The control system of the star delta multi level starter permits to use one parameter for changing { HEAD ~ desired quality } of { TAIL ~ the starting } , as in usual star delta starters
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH