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GDVA-405 Automatic Current Transformer and Potential Transformer Tester ,CT PT Analyzer

GDVA-405 Automatic CT PT Analyzer is used for current transformer and potential transformer testing, calibration and assessment.
It's designed for automatic testing of protection and metering CT/PT (220V~500KV,capacity ≥2.5VA), suitable for laboratory and field testing. This source generates AC of 0-180V and 0.001-5A current to sample CT. The accuracy is 0.02%(Typical),0.1%(Guarantee).
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Quantity:
  • GDVA-405
  • GOLD
  • 9030849000

GDVA-405 

Automatic Current Transformer and Potential Transformer Tester ,CT PT Analyzer



CT PT Analyzer (3)
CT Analyzer (2)



Advantages for GDVA-405 Automatic CT PT Analyzer


  • The accuracy is 0.02%(typical), 0.1% (guaranteed).

  • Can test all types of CT: M, P, TPY, Bushing CT, GIS CT.etc

  • Comply with a variety of international standards: IEC60044-1, IEC60044-6, IEC61869,IEC60044-2, IEC60044-5, C57.13.

  • All the test items can be completed in one time.

  • Ultra-high measurement accuracy and strong data management capabilities.

  • The max knee point voltage of GDVA-405 CT PT Analyzer is 60kV.

  • Excellent workplace safety - Tests run at max.180V.

  • Short commissioning times (duration of the automatic test < 1min)

  • Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test

  • Compare excitation curves with saved excitation curves in the same window

  • Embedded computer, powerful application software support.

  • Ultra-wide measurement range.

  • Replace traditional CT calibrator.



Range of Measurements


Test items for Current Transformer(CT) Test items for Potential Transformer(PT)

Turn ratio detection

Ratio and angle error check

Polarity test

Excitation characteristic test

Secondary winding resistance measurement and secondary burden measurement

5% and 10% error curve measurement

Transient characteristics analysis

Automatic nameplate inference

Knee point voltage/current

Accuracy Limit Factor (ALF)

Instrument security factor (FS)

Secondary time constant (Ts)

Remanence coefficient (Kr)

Accuracy

Saturation and desaturation inductance

Knee point electromotive force

Limit electromotive force

Area factor

Iron core analysis and core hysteresis loop measurement

Turn ratio measurement

Ratio and angle error check

Polarity test

Excitation characteristic test

Primary winding resistance test

Secondary winding resistance test

Secondary burden measurement


Analyze your current transformer (CT) with the push of a button


  • Power on GDVA-405 CT PT Analyzer

  • Click”CT Analysis”

  • Connection the wire according to the wiring diagram on the right side of the screen

  • Set up the parameters according to CT nameplate.

  • Run Test

  • Finally GDVA-405 CT PT Analyzer will show all test results at the same time, such as CT ratio and phase angle,CT secondary burden,polarity,CT winding resistance,CT excitation,CT turns ratio,etc.

CT PT Analyzer 4


Applications


CT PT Analyzer 2



Specifications


Item Name GDVA-405 Automatic Current Transformer and Potential Transformer Tester ,CT PT Analyzer
Test standards IEC60044-1, IEC60044-6, IEC60044-2, IEC60044-5, IEC61869,C57.13
Power supply  AC220V±10%, 50/60Hz±10%(Support customize)
Voltage output  0.1-180V (AC)
Current output  0.001-5A(RMS)
Power output  500VA
Max.  knee voltage measurement  60KV
Current measurement
 
 
  Range 0-10A (automatically change  range in 0.1/0.4/2/10A)
  Error  <±0.1%+0.01%FS

 

Voltage measurement
 
 Range 0-200V (automatically change range in 1V/10V/70V/200V)
 Error < ±0.1%+0.01%FS
Turns ratio measurement Range
  
1~35000
1~2000, error<0.05%
2000~5000,error<0.1%
5000~35000,error<0.2%
Phase measurement   error  ±2min
resolution  0.01min
Winding resistance measurement
    
   
Range 0-8kΩ (automatically change range in2ohm/20ohm/80ohm/800ohm/8kohm)
Error  < 0.2%RDG+0.02%FS
Maximum resolution :  0.1mΩ
Temperature measurement -50-100 Celsius degree; error<3 Celsius degree
CT Secondary burden Range 0-160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm)
Error  <0.2%RDG+0.02%FS
Maximum resolution : 0.001ohm
   
  
PT Secondary burden
 
Range 0-80kohm (automatically change range in 800ohm/8kohm/80kohm)
Error <0.2%RDG+0.02%FS
Maximum resolution : 0.1ohm
   
PT ratio measurement
Range

1-35000,

1-10000 error<0.1%, 

10000-35000 error<0.2%

PT ratio error measurement :Typical error<0.05%,  Maximum Error<0.1%
PT phase angle measurement maximum error < 3min
Make evaluation for test results according to selected standards
Make word report for test result
Make word reports one time for multi-group test records on the PC
Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test
Compare excitation curves with saved excitation curves in the same window
Memory capacity  >1000 groups test results
Working condition temperature  -10℃-50℃; moist ≤90%


Control GDVA-405 Automatic CT PT Analyzer by your Laptop (need customization)


CT PT Analyzer (4)

If the GDVA-405 Automatic CT PT analyzer is the Ethernet control support version. You can connect with CT PT analyzer by your laptop. Before you try to connect the CT PT analyzer with your laptop. You should configure the CT PT analyzer and your laptop in the same Ethernet group. To be sure that you can get reply when you use “ping” command to test internet connection from your laptop to CT PT analyzer.


Accessories


CT PT Analyzer (2)

automatic CT analyzer

Work Site


CT Analyzer


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Partners

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Contact Person: Christine Gou

Whatsapp/Wechat: +86 15123029885

Mobile: +86 15123029885

E-mail: gold05@hy-industry.com



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