216780 ⎘
Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers for capacitive voltage transformers, e.g. against resonant conditions
Ferromagnetic harmonic elimination method for active matched resistance voltage transformer based on PID adjustment
#2Capacitance-coupled voltage transformer monitoring
#3Vehicle accessory power switch
#4PT ferromagnetic resonance elimination method implemented by actively inputting resistance through electronic load