... are newly designed in comformity with the relevant requirements / rules of IEC standards.YC series Heavy-duty Single-phase Induction Motors ... have the advantage of high efficiency, long working life, energy saving, high starting torque ... Hz;5, Poles: 2 / 46, Speed: 1410 —2940 r/min5, Model of CONEECTION: bases on the Name Plate;7, Mounting: B3; B35 ...