Features: 1) Power: 5 - 16,000kW 2) Two kinds of constructions for the generator: horizontal type-SFW, vertical type SF 3) Terminal voltage: 220 - 6,300V 4) Rated frequency: 50Hz or 60Hz 5) The insulation class for small and medium sized generator usually is B/B class, sometimes F/F class insulation also adopted 6) Excited models: double winding shunting reactor excited wish SCR regulator, excited with SCR regulator, brushless or static SCR excitation, capacitive excitation