YRD-YRE type Transformer Resistance Test Instrument
Introduction
YRD and YRE type transformer resistance test instrument is applicable to measure the DC resistance of power and distribution transformers, current transformers up to 240MVA. It can also be used during temperature rise test.
Specification
Technical Parameters of YRD
Model | YR-20D | YR-40D | |
Output current | 20A,10A,3A,1A,0.3A | 40A,20A,10A,3A,1A,0.3A | |
Range | 0~130 Ohm | 0~130 Ohm | |
Accuracy | 0.2% readings ±0.2 micro Ohm | 0.2% readings ±0.2 micro Ohm | |
Resolution | 0.1 micro Ohm | 0.01 micro Ohm | |
Output voltage | DC50V | ||
Input power supply | AC220V±10%,50Hz±1Hz, DC12~24V/5A | ||
Dimension | 410m(L)*440mm(W)*210mm (H) | ||
Net weight | 15.8kgs |
Technical Parameters of YRE
Model | YR-20E | YR-40E | |
Output current | 20A,10A,3A,1A,0.3A,25mA | 40A,20A,10A,3A,1A,0.3A,25mA | |
Range | 0~40kΩ | 0~40kΩ | |
Accuracy | 0.2% readings ±0.2μΩ | 0.2% readings ±0.2μΩ | |
Resolution | 0.1μΩ | 0.01μΩ | |
Output voltage | DC50V | ||
Input power supply | AC220V±10%,50Hz±1Hz, DC12~24V/5A | ||
Dimension | 4145m(L)*370mm(W)*210mm (H) | ||
Net weight | 15.8kgs | ||
Demagnetization function | reduce the remanent magnetization to prevent the difficulty of power on; |
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