Thyristor Switches for Dynamic Power Factor CorrectionSystem with Harmonic Block Reactors.~ Transient Free Switching~ Used forTuned and DetunedAPFCSystems~ Compact with inbuilt Axial Fan~ High temperature protection~ Copper Busbar type Links for easy connection for all ratings~ Indications andAlarms Signals for : Power “ON” Controller Signal Capacitor Bank Firing Signal OverTemperature Fan On