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Three-Phase Filters

 

EMC/EMI three-phase filter solutions for industrial applications like motor drives and machine tools. Furthermore, these types of EMC/EMI filters are also suitable for mainframe computer systems, large uninterruptible power supplies, medical equipment, wind turbine power stations and a vast array of other three-phase power electronics.

For downloading the specific technical documentation, please click on the PDF icon ().

 

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Product Overview: Three-Phase Filters


EMC/EMI Glossary

EMC/EMI Glossary


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FN 258 Book-style EMC/EMI filter for three-phase inverters and power drive systems

FN 258 Book-style EMC/EMI filter for three-phase inverters and power drive systems
  • Industry standard EMC solution for three-phase PDS filtering
  • Slim space-saving book-style housing
  • Solid safety connector blocks or optional wire output connections
  • Excellent attenuation performance
  • HV versions for up to 690VAC
  • HVIT versions for IT distribution networks
  • P/L versions with low leakage current
Data sheet (649 KB)

 
Rated currents: 7 to 250A
Motor drive power:   4 to 132kW
Voltage: ≤690VAC
Frequency: dc to 60Hz
Leakage current: 0.7 to 30mA
Attenuation perf.: high

(UL/CSA: up to 180A (ex. -180-07), HV and HVIT up to 600VAC)

FN 351 General purpose EMC/EMI filter for three-phase applications

FN 351 General purpose EMC/EMI filter for three-phase applications
  • EMC solution for industrial inverters and motor drives
  • Selectable voltage level of 440V and 520V
  • High differential and common-mode attenuation
  • Compliant with IEC 60950
Data sheet (754 KB)

 
Rated currents: 8 to 280A
Motor drive power:   3 to 160kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 1.9 to 42.9mA
Attenuation perf.: high

(FN 351 up to 110A: UR, CSA, ENEC / FN 351H up to 110A: c-CSA-us, ENEC)

FN 3025 / FN 3026 Advanced EMC/EMI filter concept with minimum leakage current

FN 3025 / FN 3026 Advanced EMC/EMI filter concept with minimum leakage current
  • Compact state-of-the-art filter concept
  • Light weight plastic enclosure design
  • Minimized filter leakage current
  • Hinged safety covers
  • Revolutionary embedded filter terminals
  • Chassis or DIN-rail mounting option
  • Selectable performance level
  • Environmental friendly design without potting compound
  • Design protected by European patent (EP 1727280)
Data sheet (883 KB)

 
Rated currents: 10 to 50A
Motor drive power:   5.5 to 30kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 0.4 to 2.5mA
Attenuation perf.: standard

FN 3100 EMC/EMI filter for regenerative motor drives

FN 3100 EMC/EMI filter for regenerative motor drives
  • Exceptional broadband attenuation performance from 10kHz up to 30MHz
  • Equally suitable for conventional and regenerative motor drives (latter with additional line reactor only)
  • Slim and user-friendly book-style design with touch-safe terminal blocks for minimum space and maximum safety
  • Enables compliance with class B limits
Data sheet (814 KB)

 
Rated currents: 35 to 300A
Motor drive power:   22 to 160kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 48.9 to 71.5mA
Attenuation perf.: very high

(Up to 150A)

FN 3120 High-end EMC/EMI filter for conventional and regenerative drives

FN 3120 High-end EMC/EMI filter for conventional and regenerative drives
  • High performance filter for extremely noisy applications
  • Ideal for the latest regenerative drives (with additional line-impedance)
  • Significantly improves the reliability and immunity of installations
  • Enables compliance with class B limits even with very long cables
Data sheet (321 KB)

 
Rated currents: 25 to 230A
Motor drive power:   15 to 132kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 97.9mA
Attenuation perf.: very high

FN 3258 Ultra-compact EMC/EMI filter for three-phase systems and motor drives

FN 3258 Ultra-compact EMC/EMI filter for three-phase systems and motor drives
  • New: solid safety connector blocks available for the whole range
  • Exceptional attenuation performance from 150kHz to 30MHz
  • Excellent saturation resistance up to 50m cable length
  • Most compact and slim filter design in its class
Data sheet (349 KB)

 
Rated currents: 7 to 180A
Motor drive power:   4 to 110kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 33mA
Attenuation perf.: high

New: FN 3268 Low-leakage current EMC/EMI filter for installations with residual current device RCD

FN 3268 Low-leakage current EMC/EMI filter for installations with residual current device RCD
  • Full functionality with RCDs according to IEC 61008 and new VDE 0664-110
  • Compatible with 30mA RCDs up to 30m motor cable for electric shock protection according to IEC 61008
  • Compatible with 300mA RCDs up to 100m motor cable for fire protection according to IEC 60364-4-42 (VDE 0100-482)
Data sheet (487 KB)

 
Rated currents: 7 to 180A
Motor drive power:   4 to 110kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 4.5 to 37mA
Attenuation perf.: high

(In preparation)

FN 3270 Compact three-phase EMC/EMI filter for industrial motor drive applications

FN 3270 Compact three-phase EMC/EMI filter for industrial motor drive applications
  • Very compact and light weight design requiring minimum space
  • Easy, time-saving installation and contacting
  • Protective covers as optional accessory available
  • Attenuation performance according to EN 61800-3/A11
Data sheet (477 KB)

 
Rated currents: 10 to 1000A
Motor drive power:   5.5 to 560kW
Voltage: ≤520VAC
Frequency: dc to 60Hz
Leakage current: 26.4 to 59.5mA
Attenuation perf.: standard

FN 3359 High current three-phase EMC/EMI filter

FN 3359 High current three-phase EMC/EMI filter
  • Off-the-shelf high power filter
  • HV versions designed for 690VAC IT power networks
  • Busbars for convenient and universal electrical connection
  • Protective plastic covers optionally available for unsurpassed safety
Data sheet (501 KB)

 
Rated currents: 150 to 2500A
Motor drive power:   75 to 2000kW
Voltage: ≤690VAC
Frequency: dc to 60Hz
Leakage current: <6mA
Attenuation perf.: very high

(Up to 1000A / c-UR-us: 600VAC)