DC resistance test instrument -YR type

YR type DC resistance test instrument is applicable to measure the DC resistance of power and distribution transformers, current transformers with high resistance values.

Additional Product Information

Features & Benefits
  • Fast charging speed, charging voltage upto 30V;
  • Demagnetization function, reduce the remanent magnetization to prevent the difficulty of power on;
  • USB port to download the test data to USD flash disk;
  • 485 communication port to communicate with the computer;
  • Protection if the tester is connected with 380V AC power supply;
  • Discharge alarming;
Applications

YR type DC resistance test instrument is applicable to measure the DC resistance of power and distribution transformers, current transformers with high resistance values.

Technical Parameters
Model YR-20C YR-40C YR-50C
Application Transformers upto 240MVA All transformers All transformers
Output current 20A,10A,3A,1A,15mA

 

40A, 20A,10A,3A,1A,15mA 50A, 40A, 20A,10A,3A,1A,15mA
Range 0~20kΩ 0~20kΩ 0~20kΩ
Accuracy 0.2% readings ±0.2μΩ 0.2% readings ±0.1μΩ 0.2% readings ±0.1μΩ
Resolution 0.1μΩ 0.01μΩ 0.01μΩ
Output voltage DC30V
Input power supply AC220V±10%,50Hz±1Hz, DC12~24V/5A
Dimension 420m(L)*320mm(W)*200mm (H)
Net weight 12kgs
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