... FEATURES:Low VTM,high ITSM,,strong capability for keeping out current rush.With high di/dt,high dv/dt capability,good ... 25mm-55mm diameter chips most suitable to make the thyristor power modules.Establish perfect inspection and testing center. MAIN PROCESS ... is widely applied in HVDC,traction and transmission,SVC,high current power supply,soft starter,excitation,inductive heating,etc.Products have been ...