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INSTRUCTION MANUAL

LI-550C

LINE IMPEDANCE STABILIZATION NETWORK

19121 El T oro R d ● S il vera d o, Ca lifo rnia 926 76 ● (94 9) 459 - 9600 ● com - p ower.com

REV021317

INSTRUCTION MANUAL

For

LINE IMPEDANCE STABILIZATION NETWORK

Model

LI-550C

100 kHz to 108 MHz

Summary of Contents for LI-550C

Page 1: ...MANUAL LI 550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd Silverado California 92676 949 459 9600 com power com REV021317 INSTRUCTION MANUAL For LINE IMPEDANCE STABILIZATION NETWORK Model L...

Page 2: ...scription 10 5 1 Overview 10 5 2 Product Setup 10 5 3 Front Rear Panel Marking 11 6 0 LISN Theory 13 7 0 Typical Performance Data 14 8 0 Warranty 16 8 1 Maintenance 16 List of Figures Figure 1 Single...

Page 3: ...front and rear panel ports controls and indicators product specifications safety precautions operational instructions and warranty information and guidelines and instructions for its proper usage Info...

Page 4: ...Networks CDN Comb Generators Current Probes Emissions Test Systems Conducted Immunity Test Systems Impedance Stabilization Networks ISN Line Impedance Stabilization Networks LISN Antenna Masts Near Fi...

Page 5: ...e product The yellow triangle with a lightning bolt indicates an alert to the user that un insulated dangerous voltages are present within the product enclosure and on output connectors These voltages...

Page 6: ...r connection Optional items ISO 17025 calibration data and certificate 3 4 General Safety Instructions The following safety instructions have been included in compliance with safety standard regulatio...

Page 7: ...EN 61010 1 standard safety requirements for electrical equipment for measurement control and laboratory use In addition the basic insulation required for a category I protection device cannot be assu...

Page 8: ...b upon the instrument or use it as a step or ladder ENVIRONMENTAL CONDITIONS This equipment is designed for indoor use Ambient temperature range during operation should be between 5 C to 40 C STORAGE...

Page 9: ...ISPR 25 CISPR 16 1 2 Edition 2 0 2014 03 Number of lines Two lines Max current rating 50 Amp AC 35 Amp DC Max Voltage rating 270 VAC 50 60 Hz Line to Ground 380 VDC Inductor type 5 H EUT Power connect...

Page 10: ...minimizing its influence on the measurements and couples the disturbance voltages to the coaxial measurement port for connection to the measuring instrument like EMI Receiver or Spectrum Analyzer 5 2...

Page 11: ...arth leakage current the device cannot be connected to any power source protected by either a ground fault circuit interrupter GFCI circuit breaker or residual current devices RCDs The power source mu...

Page 12: ...3 4 EMI measurement Port The LI 550C provides a 50 N Type female connector to connecting the Spectrum analyzer or EMI receiver for making conducted noise measurements The shielding connection of the...

Page 13: ...wer line from reaching the equipment under test however the power to the equipment passes through the LISN with minimal attenuation This filter is comprised of a single stage low pass LC filter The in...

Page 14: ...ed to CISPR 25 CISPR 16 1 2 requirements Figure 7 Typical Phase compared to CISPR 16 1 2 requirements 0 10 20 30 40 50 60 0 1 1 10 100 1000 Impedance ohms Frequency MHz LISN Impedance CISPR 16 1 2 Ed...

Page 15: ...om power com REV021317 Figure 8 Typical Isolation compared to CISPR 16 1 2 requirements Figure 9 Typical Insertion Loss 0 20 40 60 80 100 0 1 1 10 100 1000 Isolation dB Frequency MHz LISN Isolation CI...

Page 16: ...directly or indirectly from the use or handling of this product or any inability to use this product separately or in combination with any other equipment When requesting warranty services it is recom...