Transformer Winding Resistance Tester

  • JYR-50B/40B/20B Winding resistance tester
JYR-50B/40B/20B Winding resistance tester

JYR-50B/40B/20B Winding resistance tester

  • Resistance Test range:0 ~24Ω
  • Max.Output Current: 50A
  • Auto Temperature Conversion
  • Built-in Lithium Battery with Long Working Time
  • Product description: JYR50B series tester use third generation constant-current power supply, high efficiency with longer working life, output voltage is high (DC30V) that make faster charging speed, measurement scope is
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JYR-50B series tester use third generation constant-current power supply, high efficiency with longer working life, output voltage is high (DC30V) that make faster charging speed, measurement scope is wide and equipped with colorful LCD screen.



FUNCTION INTRODUCTION:

1. Select third generation constant current technology, high efficiency and long life.

2. Measuring scope of 0~24Ω.

3. Charging voltage of the instrument is improved to 30V that lead to faster charging speed.

4. Protection function for transformer from breakage and arcing.

5. With protection function from mis-connection to AC380V.

6. With audio discharging alarm device.

Technology Specification:

Tester type

50B

40B

20B

Scope of application

Large-medium transformer

Large-medium transformer

Transformer below 240MVA

Output current

50A/20A/10A/3A/1A

40A/20A/10A/3A/1A

20A/10A/3A/1A

Test range

0~24Ω

Accuracy

0.2%±0.1μΩ

0.2%±0.1μΩ

0.2%±0.2μΩ

Minimum resolution

0.1μΩ

Output voltage

DC30V

Power supply in operation

AC220V±10%, 50Hz±1Hz

Temperature in operation

-20~40℃

Relative humidity

≤80%RH, No forming dew

Volume

Length 420mm Width 320mm Height 200mm

Net weight

11.8KGS


Field of application: