EMC filters

Power line filters

  • Wide current range up to 2500 A
  • Rated voltage up to 760 V AC and 2000 V DC
  • Different terminals (tab connectors, litz wires, threaded studs,
    terminal blocks, pins, IEC connectors, bus bars)
  • UL / CSA / ENEC approvals

High voltage common-mode chokes

  • High DC voltage capability
  • High current-handling capability
  • Suppression of asymmetrical interferences coupled in on lines.
    The high-frequency portions of the symmetrical data signal are
    decreased so far that EMC problems can be significantly reduced
  • Customized designs
  • UL 1446 Class 155 (F) Insulation system

Output filters

  • dv/dt filters, sine-wave filters, sine-wave EMC filters
  • Solutions for long motor cables and unshielded motor cables
  • Current up to 1500 A
  • Rated voltage up to 760 V AC

High current common-mode chokes (power line)

  • Wide current range up to 62 A
  • High current-handling capability
  • One- and three-phase design available
  • Suppression of asymmetrical interferences coupled in on lines.
    The high-frequency portions of the symmetrical data signal are
    decreased so far that EMC problems can be significantly reduced
  • Customized designs
  • UL 1446 Class 155 (F) Insulation system applicable

Line reactors, output chokes

  • Line reactors for Active Infeed Converters
  • Current up to 900 A

Standard common-mode chokes

  • Suppression of asymmetrical interferences coupled in on lines.
    The high-frequency portions of the symmetrical data signal are
    decreased so far that EMC problems can be significantly reduced
  • Wide range of different core shapes and sizes available, with specific properties
  • High current-handling capability
  • High temperature stability
  • Standard and customized designs
  • UL and VDE certified

Series/Features Rated current (A) Rated voltage (V AC) Type PDF
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2-line filters

  • Suppression of differential and common-mode disturbances
  • Modular SIFI filter system with various cases and insertion loss performances
  • 1 or 2 stage filters
  • Ambient temperature up to +100 °C
  • Filters for frequency converters
  • VR: 250 … 1500 V DC

Product search
0.5 - 6 250 B84110A
1.4 250 B84110B
2 - 36 250 B84112G
3 - 36 250 B84111F
3 - 36 250 B84113H
       
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3-line filters

  • Mains filters for 3-phase applications with symmetrical load
  • Optimized leakage current
  • Book size or compact filters
  • B84243*****000 high attenuation
  • B84143D****R127 for very high attenation
  • *S80/*S81 for high currents and high attenuation
  • *S20/S21/S24 for high currents and very high attenuation

Product search
8 - 180 480/275 B84143A*R000
8 - 220 520/300 B84143G*R110
8 - 150 520/300 B84143A*R105
8 - 200 520/300 B84143B*R110
8 - 80 440/250 B84143B*R000
10 - 35 520/300 B84143A*166
10 - 100 520/300 B84143A*R107
10 - 100 520/300 B84143A*R106
16 - 200 520/300 B84143D*R127
25 - 180 760/440 B84143A*R021
35 - 230 520/300 B84143*R410
150 - 2500 530/310, 690/400, 760/440 B84143B*S020_S021_S024
180 - 1600 520/300, 760/440 B84143B_K*S080_S081
--- --- B84143Q*S020
--- --- B84143Q*S080
       
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4-line filters

  • For 3-phase applications with unsymmetrical load, space saving design
  • B84108: chassis filters
  • B84131: for power supplies
  • B84144A****R120 with terminal blocks
  • B84144B****S120 with busbars, standard performance
  • B84144B****S121 with busbars, extended performance

Product search
6 - 125 440/250 B84131
8 - 200 520/300 B84144A*R140
8 - 200 520/300 B84144A*R120
10, 20 440/250 B84108
16 - 180 440/250 B84144A*R000
250 - 600 530/305 B84144B*S120_S121
       
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High voltage common-mode chokes

  • Special mechanical design for improved electrical strength and long creepage distances
  • Approx. 0.3 …1% stray inductance for symmetrical interference suppression
  • High current chokes on baseplate, winding wire serves as solder terminal
  • UL 1446 Class 155 (F) Insulation system
  • LR: 0.42 … 3.3 mH
16 - 35 600/350 B82747E6
20 - 50 600 B8272xE6
--- --- Upon request Serie
       
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High current common-mode chokes (power line)

  • Approx. 0.3 … 1% stray inductance for symmetrical interference suppression
  • Higher current chokes on baseplate
  • Winding wire serves as solder terminal
  • UL 1446 Class 155 (F) Insulation system
  • LR: 0.43 .… 7.8 mH

6, 10 250 B82725S2*
8, 13 550/320 B82746S
10 500/300, 520/300 B82746S4103A02*
10, 12 250 B82726S61*3
12 - 26 500/300 B82767S4
16 250 B82726S2163
18 250 B82726S2183
18 440/250 B82747S4183
20 520/300 B82747S4203A
20, 24 250 B82726S22*3
20 500/300 B82746S4
24, 29 600 B8272xE6
25 300 B82726S3223A340
30, 35 500/300 B82747S4
31 440/250 B82747S6313
42 440/250 B82747S4423
54 300 B82726S3543
--- --- Upon request Serie
       
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Standard common-mode chokes

  • High resonance frequency owing to special winding technique
  • Approx. 1… 2 % stray inductance for symmetrical interference suppression
  • Ring-and D-Core-Design: optimized impedance due to closed core
  • Framecore (FC)-Design: High stray inductance, excellent differential mode suppression, low height
  • UL and VDE certified
  • LR: 0.2 … 100 mH

Product search
0.3 - 6 250 B82721A, B82721J, B82721K
0.3 - 2 250 B82720A, B82720K
0.3 - 1.8 250 B82731T
0.3 - 2 250 B82720S
0.3 - 3 250 B82722A, B82722J
0.35 - 1.8 250 B82731H, B82731M
0.4 - 2.6 300 B82730G, B82730U
0.4 - 2.2 250 B82732R, B82732W
0.45 - 1.6 250 B82732F
0.5 - 6 250 B82724B
0.5 - 8 250 B82723A, B82723J
0.5 - 6 250 B82724A, B82724J
0.7 - 4.6 250 B82734R, B82734W
0.7 - 2.3 300 B82733F, B82733V
1 - 16 250 B82725A
1 - 10 250 B82725J
4.3 - 10 250 B82724J2*U
6, 10 250 B82725S2*