Power line filters with line legs

The 8030 series power line filters with line legs at load side is capable of providing a radiated transmission loss of 100 dB at 14 kHz up to 40 GHz. The leakage current is in milliampere level and the voltage drop is less than 1 V.


  • Shielded rooms
  • Shielded chambers
  • Anechoic chambers
  • Military applications
  • Medical applications


  • Applicable in very low frequency (VLF) applications
  • Can be delivered EMP-proof
  • Suitable for use under extreme conditions (military applications)
  • Wear resistant
  • Insensitive to corrosion
8030 series Power line filter with line legs at load side with open lid
8030 series Power line filter with line legs at load side with closed lid

Technical data

Rated voltage VR for two-line filters250 VAC / 500 VDCline-line or line-case
Rated voltage VR for four-line filtersup to 440 VAC
up to 220 VAC
Rated Frequency fRDC -60 Hz 
Rated Current IRSee characteristicsreferred to + 40 °C ambient temperature
Number of lines2/4 
Test voltage1200 VDC / 2 sline-line or line-case
Voltage drop/phase ΔV< 1 %of VR at 50 Hz and IR
Leakage current I LeakageSee characteristicsat 380 V / 220 V and 50 Hz
Reactive Current I ReactiveSee characteristicsat 380 V / 220 V and 50 Hz
Discharge Time to Below 34 V30 S 
Climatic category25/070/21

Product Range

Part numberIR (A)Leakage (A)*Terminal connectionShielding effectivenes (dB)
8030-2-62×60.02Line legsLine legs100 dB, 14 kHz – 40 GHz
8030-2-162×160.02M6 ScrewLine legs
8030-2-322×320.02M6 ScrewLine legs
8030-2-632×630.15M6 ScrewLine legs
8030-2-1002×1000.15M12 ScrewLine legs
8030-2-2002×2000.15M12 ScrewLine legs
8030-2-2502×2500.15M12 ScrewLine legs
8030-4-164×160.005M6 ScrewLine legs
8030-4-324×320.005M6 ScrewLine legs
8030-4-634×630.005M6 ScrewLine legs
8030-4-1004×1000.05M12 ScrewLine legs
8030-4-2004×2000.05M12 ScrewLine legs
8030-4-2504×2500.05M12 ScrewLine legs
* If voltage between neutral and earth is 0V

Dimensional Diagrams

Diagram 1
Diagram 2
Diagram 3
Available Dimensions
Part numberABCDEFGinstallation instructionsOutline drawing
8030-2-6       M16 conduit screw1
8030-2-1662012080535605045M33 conduit screw2
8030-2-3262012080535605045M33 conduit screw2
8030-2-63800160120715805045M33 conduit screw2
8030-2-1008802001507901205033M60 conduit screw3
8030-2-2008802001507901205033M60 conduit screw3
8030-2-2508802001507901205033M60 conduit screw3
8030-4-16720240806351405045M33 conduit screw4
8030-4-32720240806351405045M33 conduit screw4
8030-4-639003201208151605045M33 conduit screw4
8030-4-1009003201507901805033M60 conduit screw5
8030-4-2009003201507901805033M60 conduit screw5
8030-4-2509003201507901805033M60 conduit screw5