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YN - TD transformer dc resistance tester
1, The whole machine is controlled by microprocessor, high automation degree, easy operation. 
2, USES the high frequency switch power supply technology, the output current is large, suitable for large and medium-sized transformer dc resistance measurement.
3, The protection function is perfect, can reliable protection against potential impact to the instrument, more reliable performance. 
4, Have alarm sound discharge, discharge instructions clear, reduce the wrong operation.
5, Fast response speed, can be in state of measuring directly convert on-load tap-changer, instrument automatically refresh the data.
6, Using vertical box structure, convenient for field use.
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