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Home » Products » Transformer Tester » SFRA » GDRZ-902 Transformer SFRA Sweep Frequency Response Analyzer, IEC60076-18 Transformer Winding Deformation Tester

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GDRZ-902 Transformer SFRA Sweep Frequency Response Analyzer, IEC60076-18 Transformer Winding Deformation Tester

GDRZ-902 Transformer SFRA Sweep Frequency Response Analyzer, IEC60076-18 Transformer Winding Deformation Tester is a high-precision instrument specially developed by our company for power transformer (three-phase or single-phase) factory, fault and measurement of winding deformation in the handover test.
Availability:
Quantity:
  • GDRZ-902

  • GOLD

  • 9030849000

GDRZ-902 

Transformer SFRA Sweep Frequency Response Analyzer, IEC60076-18 Transformer Winding Deformation Tester


transformer SFRA


Main Test Items


1. Winding deformation test based on different standards of sweeping frequency method;

2. It can measure the phase frequency curve and amplitude frequency curve of each winding of the transformer;

3. It can cyclically test of phase and amplitude of transformer windings at fixed frequency;

4. Analyze the transformer amplitude-frequency curve based on IEC60076-18;


Advantages


  • GDRZ-902 Transformer SFRA Sweep Frequency Response Analyzer, IEC60076-18 Transformer Winding Deformation Tester uses ARM processor as the core control for sampling, processing and output.

  • Full meet IEC60076-18.

  • Its main features are color touch screen display, English menu prompts, simple operation, equipped with high-speed thermal printer, designed with storage function, convenient for data storage and printing;

  • with data management software, the saved data is transferred to the computer (host computer) via USB for a number of operations such as saving, printing, emptying, or directly through the host computer to operate the test, the saved file format is Word or Excel file format.

  • The instrument is small in size, light in weight, easy to carry, and extremely convenient to use on site, greatly reducing the labor intensity of testers and improving work efficiency.

  • Built-in non-dropout memory, winding deformation can be saved for 40 groups;


Technical Index


Sweeping frequency method to measure winding deformation

Scan frequency range

10HZ-1MHZ (DLT911-2016 0.5KHZ interval linear scan)

20HZ-2MHZ (GB/T-1094.18 IEC60076-18:2012 segmented scanning)

10HZ-10MHZ (GB/T-1094.18 IEC60076-18:2012 segmented scanning)

1KHZ -1000KHZ_1.0(Linear scan 1KHZ interval PC side available)

1KHZ -1000KHZ_0.5(linear scan 0.5KHZ interval avaiable for Pc)

1KHZ -2000KHZ_1.0(linear scan 1KHZ interval available for PC)

1KHZ -2000KHZ_0.5(linear scan 0.5KHZ interval available for PC)


100HZ-1000K(Segmented scan PC available 1441 points):

100HZ-1KHZ 5HZ interval 180 points

1KHZ-10KHZ 50HZ interval 180 points

10KHZ-100KHZ 500HZ interval 180 points

100KHZ-1000KHZ 1KHZ interval 901 points


100HZ-2000K(Segmented scan PC available 2441 points):

100HZ-1KHZ 5HZ interval 180 points

1KHZ-10KHZ 50HZ interval 180 points

10KHZ-100KHZ 500HZ interval 180 points

100KHZ-1000KHZ 1KHZ interval 900 points

1000KHZ-2000KHZ 1KHZ interval 1001 Points

Amplitude measurement range

(-100dB) - (+20dB)

Amplitude measurement accuracy

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

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

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

Angle measurement range

(-180°) - (+180°) (10HZ-2MHZ)

Scan frequency accuracy

less than 0.01%

Signal input impedance

greater than 1M Ω(DLT911-2016).

50 Ω(GB/T-1094.18 IEC60076-18:2012)

Signal output impedance

50 Ω

Same-phase test repetition rate

99.5%

Power Supply 220V±10%,50/60Hz (support customize)
Net weight less than 10KG


Wiring Diagram as per IEC60076-18


IEC60076-18


Test result shows by computer


transformer sweep frequency response analyzer


Print the curve by Build-in Micro Printer


SFRA (15)


Our Partners


Partners


Contact Us


Contact Person: Christine Gou

Whatsapp/Wechat: +86 15123029885

Mobile: +86 15123029885

E-mail: gold05@hy-industry.com



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