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GDHG-106B CT/PT Analyzer

General introduction

GDHG-106B CT/PT Analyzer is suitable for all types of CT and PT, for Laboratory and On-site test.

Features

  • Finish all testing subject by itself, no need to connect auxiliary equipment.
  • Built-in printer, to print results easily.
  • Large screen LCD, graphically display.
  • Auto display excitation knee point value, 5% and 10% error curve.
  • Save 3000 groups data.
  • With USB port. The data can be saved in USB disk and read by PC(WORD format file).
  • Portable design about 35kg, suitable for on-site test.
  • Engineering plastic box with damping, strong and reliable.

Specifications Main functions

CT

( protection type, measurement type)

PT

Voltage current characteristic curve (excitation characteristic)

Voltage current characteristic curve (excitation characteristic)

Auto calculate knee point value

Auto calculate knee point value

Auto display 5% and 10% error curve

Turns ratio measurement

Turns ratio measurement

Polarity determination

Ratio e rror measurement

Ratio e rror measurement

Phase measurement

( angular difference )

Phase measurement (angular difference)

Polarity determination

AC withstand test

Primary current injection test

Secondary winding resistance measurement

AC withstand test

Secondary burden measurement

Secondary winding resistance

measurement

D emagnetizatio n of iron core

Secondary burden measurement

D emagnetizatio n of iron core

Main parameters

Item

Parameter

Power supply

AC220V±10%, 50Hz

Output

0 - 250 0 Vrms, 5Arms 20 A peak

Output current

0-1000A

Accuracy of excitation

≤0.5% (0.2%*the reading+0.3%*range)

Secondary winding resistance measurement

Range

0 30 0Ω

Accuracy

≤0.5% (0.2%*the reading+0.3%*range)

Secondary actual burden

measurement

Range

0-10 00VA

Accuracy

≤0.5% (0.2%*the reading+0.3%*range) ± 0.1VA

Accuracy of angular error

4 min

Accuracy of ratio error

0.05%

CT ratio measurement

Range

25000A/5A ( 5000A/1A ) ≥ 5A/5A

Accuracy

≤0.5%

PT ratio measurement

Range

≤ 500KV

Accuracy

≤0.5%

Operation environment

Temperature: 10℃ - 40℃, H umidity: ≤90%, Altitude: ≤1000m

Dimension & Weight

Dimension: 4 4 0mm × 34 0mm × 3 8 0mm Weight: ≤ 35 Kg

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