Zida zamtundu wa anti-parallel thyristor ndi zida zowongolera zamagetsi zimalumikizidwa pakati pa mafunde a stator amagetsi apamwamba kwambiri ndi magetsi. High voteji zofewa chiyambi boma nduna angagwiritsidwe ntchito kwambiri zitsulo, mankhwala, zitsulo, zomangira, malasha ndi zina.