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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   

3.2  Incoming Inspection 

To  avoid  possibility  of  electrical  shock,  do  not  apply  power  to  the  LISN  if  there  is 
any evidence of shipping damage.  If shipping damage to the product or any of 
the  accessories  is  suspected,  or  if  the  package  contents  are  not  complete, 
contact Com-Power or your Com-Power distributor. 

Please  check  the  contents  of  the  shipment  against  the  package  inventory  in 
section 3.3 to ensure that you have received all applicable items. 

3.3    Package Inventory 

Equipment, accessories, and documents supplied with the model LI-550C LISN are 
as follows: 

 

Calibration data and Certificate traceable to NIST. 

 

Superior Electric shrouded plugs for EUT and power 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 regulations. Please read them carefully.  

 

READ  AND  RETAIN  INSTRUCTIONS

  -  Read  all  safety  and  operating 

instructions  before  operating  the  instrument.    Retain  all  instructions  for 
future reference. 

 

 

HEED  WARNINGS 

-  Adhere  to  all  warnings  on  the  instrument  and 

operating instructions. 

 

 

FOLLOW INSTRUCTIONS 

- Follow all operating and use instructions. 

 

 

WATER AND MOISTURE 

- Do not use the instrument near water. 

 

 

VENTILATION 

-  The  instrument  should  be  used/installed  only  in  locations 

where the flow of air through the ventilation openings is not impeded. 

 

 

MOUNTING  –

  The  instrument  can  be  used  in  Horizontal  or  vertical 

orientation  as  long  as  the  ventilation  holes  are  not  obstructed  and  the 
protective grounding is not defeated.  

 

 

HEAT 

- The instrument should be situated away from heat sources such as 

heat registers or other instruments which produce heat. 

 

Содержание LI-550C

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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