DC Resistance Meter-YR-20W type

YR-20W type DC resistance meter is applicable to measure the DC resistance of power and distribution transformers, current transformers upto 35kV. It can also be used during temperature rise test. It is especially designed for the transformers whose resistances of HV winding and LV windings have a big difference.

Additional Product Information

Features & Benefits
  1. Interval time of 10s,30s and 60s for selection during temperature rise test;
  2. Double power with constant current;
  3. Color touch panel with easy operation;
  4. Test the LV winding, HV winding at the same time or seperately;
  5. With temperature rise software to handle the test data;
  6. USB port to download the test data to USD flash disk for the temperature rise curve;
  7. 485 communication port to communicate with the computer;
  8. Protection if the tester is connected with 380V AC power supply;
  9. Discharge alarming;
Applications

YR-20W type DC resistance meter is applicable to measure the DC resistance of power and distribution transformers, current transformers upto 35kV. It can also be used during temperature rise test. It is especially designed for the transformers whose resistances of HV winding and LV windings have a big difference.

Technical Parameters
Display digits 4.5 digits
Output current HV side:

CH1,5A,1A,0.1A,10mA

LV side:

CH2, 20A,10A,5A,2A

Range 0~2kΩ 0~2Ω
Accuracy 0.2% readings ±1μΩ 0.2% readings ±0.2μΩ
Output voltage DC20V DC4V
Resolution 0.1μΩ
Output voltage DC50V
Input power supply AC220V±10%,50Hz±1Hz
Dimension 410m(L)*440mm(W)*210mm (H)
Net weight 15.8kgs
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