79289520
May 12, 2020
Jul 6, 2021
Active Trademark
Impedance apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, in particular choking coils for use in electrical apparatus for the purpose of current limitation, current flow regulation, capacitor switching, harmonic filtering, reactive power compensation and/or AC high voltage smoothing; current-limiting reactors being electrical reactors; short-circuit current limitation reactors being electrical reactors; neutral grounding reactors being electrical reactors, in particular for installation in large power transformers for limiting fault currents; capacitor damping reactors being electrical reactors; filter reactors being electrical reactors, HVDC reactors being electrical reactors, in particular for transmitting large quantities of electricity over long distances, and being trunk lines between transmission networks; shunt reactors being electrical reactors, in particular variably adjustable shunt reactors; thyristor shunt reactors being electrical reactors for VAR systems; electric arc furnace reactors; test reactors for use in high-voltage testing laboratories; arc suppression coils, in particular for compensating a capacitive earth-fault current and for use in earth-fault protection systems; iron core coils, in particular dry core-type iron core coils, predominantly for use in smoothing reactors, shunt reactors and energy storage chokes; capacitor/filter protection relays, in particular for protecting capacitive, inductive and ohmic elements of capacitor banks and harmonic filter circuits; line traps being electrical energy equipment, in particular for use in high-voltage transmission lines and for use in power-line communication systems, in particular power-line carrier communications systems
Electrical and Scientific ApparatusMaintenance of apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electricity, in particular choking coils for impedance, arc suppression coils, iron core coils, capacitor and filter protection relays and line traps
Building Construction and RepairDevelopment of apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electricity, in particular choking coils for impedance, arc suppression coils, iron core coils, capacitor and filter protection relays and line traps
Computer and Scientific