Active filter for reducing non-fundamental currents and voltages
Active filter unit
Active harmonic filter and power factor corrector
Active harmonic filter with time domain analysis
Active interphase reactor for 12-pulse rectifier
Active power line conditioner with synchronous transformation co
Alternating-current filter circuit arrangement
Amplifying circuit, noise reducing apparatus and power...
Apparatus and method for adaptively canceling harmonic currents
Arrangement for frequency-selective suppression of high...
Arrangement for suppressing high frequency currents in bearings
Arrangement for suppressing high frequency currents in bearings
Centralized control receiver
Compensation system for power transmission
Control device for active filter
Control system for active power filters
Device for improving the quality of audio and/or video signals
Dynamic harmonic filter for an AC power system
Electromagnetic noise suppression system for Wye power...
Electronic power-saving device