A power interruption circuit senses when the source power supply Vcc voltage level is too low or turned off, thereafter initiating a reconfiguration back to line to line mode, wherein {HEAD ~ the highest voltage pair} of {TAIL ~ motor windings} are electrically held across the source power supply Vcc lines 
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A power interruption circuit senses when the source power supply Vcc voltage level is too low or turned off , thereafter initiating a reconfiguration back to line to line mode , wherein { HEAD ~ the highest voltage pair } of { TAIL ~ motor windings } are electrically held across the source power supply Vcc lines
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