... the Ohmic load, inductive load and transformer, power control inputMajor Loop Power3AC100~500V,45~65HzControl PowerAC220V±15% Fan PowerAC220V,50/60HzOutputoutput ... voltage0~95% the voltage of main loop 0=95%output currentAC25~3000Acontrol MethodsOpen loop, constant voltage, constant current, constant power ... precede 1% MT3S all digital three phase thyristor power controller system