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Line Filters and Reactors

Line Filters and Reactors

Line filters and reactors, also operated on the line side of power drive systems, efficiently proetct inverters electronics and dc link capacitors from inrush, peak and short-circuit currents, Additionally, low-frequency interference and harmonics are reduced significantly.


RWK 212 Three-phase line reactor for motor drive applications

Reduction of mains harmonics
Reduction of commutation notches
Protection of motor drive electronics
Limitation of inrush currents
Improvement of true power factor
Frequency: 50 to 60 Hz
Harmonic mitigation: THID appr. 40%
Impedance: 4% @ 400VAC, 50Hz, rated current
Motor power: 1.5 to 630 kW
Rated Current: 4 to 1100 A
Voltage: ≤ 500 V


Compact and user-friendly combination of transformer and reactor

Combination of insulation, step-up or step-down transformer and smoothing- or filter-reactor
Possibility to customize most electrical and mechanical parameters
Reduction in overall weight and volume
Reduction in installation time
Simplification of the power structure
Reduction in total cost of ownership
Rated power: ≤ ~1000kVA 
Frequency: 50/60 Hz
Primary Voltage:  ≤ 3x 6000 VAC
Secondary Voltage (s): to specifications 

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