Products manufactured by SSE(Shanghai Surpass Sun Electric Co.,Ltd)Models of intelligent liquid resistor soft starters and speed regulatorsGZYQ series: used for soft starting of 3.6kV~ 12kV synchronous or asynchronous cage-rotor motorsZYQ2 series: used for soft starting of 380V~12kV asynchronous wound-rotor motorsZYQ3 series: used for soft starting of 380V,50kW~500kW asynchronous wound-rotor motors or cage-rotor motorsZYQT series: used for soft starting and speed regulation of 3.6kV~ 12kV asynchronous wound-rotor motorsZDBK series: used for soft starting and power factor compensation of 380V,50kW~500kW asynchronous wound-rotor motors or cage-rotor motorsModels of power factor compensation devices and harmonic filtering devices TBB high voltage PF compensation deviceZTSC low voltage PF compensation deviceZRAF high voltage harmonic filtering deviceZTFC low voltage dynamic harmonic filtering deviceZAPF low voltage active harmonic filtering device