ISN 50561-1, ISN for PLC measurement, acc. EN 50561-1

  • Impedance stabilization network (ISN)
  • For measurements of asymmetrical disturbance voltage of power line communication equipment
  • Acc. standard EN 50561-1:2012, Annex B, Figure B.1.

Overview PLC Measurement-System EN 50561-1

Data Sheet

SPECIFICATIONS

 

ISN 50561-1, ISN for PLC measurement, acc. EN 50561-1 


Description

ISN 50561-1 is an impedance stabilization network (ISN) for measurements of asymmetrical disturbance voltage of power line communication equipment. This ISN is built according to the standard EN 50561-1, Annex B, Figure B.1.

An impedance stabilization network has the following purposes:

  • Provide a good decoupling between the device under test and the supply system (CS)
  • Coupling the interference voltage of the EuT lines to a measurement connector
  • All ports shall provide defined impedances
  • The self-unbalance of the ISN shall be high enough compared to the measurement set up
  • The ISN may only have minimal impact on the power supply

The measurement setup to obtain the conducted asymmetrical disturbance voltage is explained in the standard EN 50561-1, chapter 9.4. Figure 6 shows the setup. To minimize the chance of measurement errors the additional possibilities to ground the ISN 50561-1 may be used. Normally it should be sufficient to put the not-painted bottom of the ISN on the reference ground plane.

If a vertical measurement setup is required, the ISN can be mounted at the bracket located at the bottom using four M6 screws.

Frequency range: 1.6 MHz ... 30 MHz
Max. current: 16 A
Max. operating voltage: 250 VAC @50/60 Hz
Proof voltage L / N to housing: >1000 VDC
Measurement port: BNC jack 50 Ω
Connectors EuT, CS: 4 mm safety laboratory jacks
Length: 225 mm
Width: 120 mm
Hight: 105 mm
Weight: ~1300 g

 

 PDF Overview PLC Measurement-System EN 50561-1

 

  

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