... alternator 2)New desigh,Competitive price 3)Short delivery time 4)Best workmanship.. Stc Electric Alternator1.Widely used in town, countryside, ... type and adopt harmonic excitation system, easy operation and maintenance.3. three-phase, four-wire type, adopted star connection with ... ModelOutpit(kW)Output(kVA)Current(A)PolenumberSpeed(r.p.m)STC-333.85.441500STC-556.3941500STC-7.57.59.413.541500STC ...