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Transformer Core Winding Deformation Tester by Sweep Frequency Response Method

Advanced Instruments Co.,Limited

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Address: Hi-tech Developing Industrial Area, Liuyang City,Changsha,Hunan Province,China

Contact name:Sandy

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Transformer Core Winding Deformation Tester by Sweep Frequency Response Method

Country/Region china
City & Province changsha hunan
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Product Details

Introduction:

  • Normally, the structure and reference of transformer is fixed after being made, therefor, the frequency response of each winding will be almost the same. However, under some special conditions, such as cut off between circles or phases during test, cut off or winding moved during running, winding moved in transportation, these conditions may change the structure of transformer , then the frequency response may be changed, we could detect the deformation according to the frequency response curve.
  • Our company has designed the Transformer Core Winding Deformation Tester based on the idea and the advanced technique. It could draw the frequency response curve accurately. Then we compare the curves horizontally or vertically to detect the deformation of the transformer.
  • Transformer Core Winding Deformation Tester is a powerful and sensitive method to evaluate the core, winding and clamping structures of power transformers, by measuring their electrical transfer functions over a wide frequency range.

 

 

Specifications:

 

1Linear sweep10HZ-1MHZ interval 0.5KHZ 2001 dots
10HZ-1MHZ interval 0.25KHZ 4001 dots(PC available)
100HZ-2MHZ interval 0.25KHZ 4001 dots (PC available)
Initial frequency, interval and scan dots can be set (PC available)
Section sweep10HZ-20HZ interval 1HZ 11 dots
20HZ-100HZ interval 2HZ 40 dots
100HZ -1KHZ interval 3HZ 300 dots
1KHZ-10KHZ interval 20KHZ 450 dots
10KHZ –100KHZ interval 0.3KHZ 300 dots
100KHZ – 1000KHZ interval 1KHZ 900 dots
Section sweep: (conform to IEC60076-18:2012)20HZ-100HZ interval 2HZ 40 dots
100HZ -1KHZ interval 2HZ 450 dots
1KHZ-10KHZ interval 20HZ 450 dots
10KHZ –100KHZ interval 0.2KHZ 450 dots
100KHZ – 1000KHZ interval 2.5KHZ 360 dots
1000KHZ – 2000KHZ interval 4KHZ 250 dots
2Test range(-100dB) - (+20dB)
3Test accuracy

(-40dB) - (+20dB)0.2dB

(-60dB) - (-40dB)0.5dB

(-80dB) - (-60dB)1.0dB

4Frequency accuracy<0.01%
5Signal input impedance>1M Ω
6Signal output impedance50 Ω
7In-phase test repetition rate99.5%
8Dimension31cm*15cm*5cm
9Net weight4kg

 

 

Features:

  1. Transformer Core Winding Deformation Tester adopts advanced technical of DDS;
  2. Adopts high speed and advanced microprocessor;
  3. Transformer Winding Deformation Tester adopts double channels of AD chip of 16 bits;
  4. With seven inch LCD touch screen;
  5. Transformer Core Winding Deformation Tester has build-in thermal printer;
  6. With PC software, with it we can operate, analyze data, upload data and generate word document;
  7. The Transformer Core Winding Deformation Tester can store 40 groups of data;
  8. User can use USB2.0 to connect with the device;

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