Transformer DC resistance tester with a new power supply technology for compact size, light weight, high output current, good repeatability, strong anti-interference performance, and comprehensive protection functions. Controlled by a high-speed single-chip microcomputer for high automation, automatic discharge, and a discharge alarm, it delivers high test accuracy and simple operation for rapid transformer direct resistance measurements.
Transformer DC resistance tester with a new power supply technology for compact size, light weight, high output current, good repeatability, strong anti-interference performance, and comprehensive protection functions. Controlled by a high-speed single-chip microcomputer for high automation, automatic discharge, and a discharge alarm, it delivers high test accuracy and simple operation for rapid transformer direct resistance measurements.
Project |
Technical Indicators and Parameters |
|
Test current |
AUTO, <20 mA, 40 mA, 200 mA, 1 A, 5 A, 10 A |
|
Measuring range and accuracy |
0.5 mΩ~0.8 Ω (10 A) |
±(0.2% + 2 digits) |
|
100 Ω~100 kΩ (<20 mA) |
±(0.5% + 2 digits) |
Minimum resolution |
0.1 μΩ |
|
Display |
7-inch touch-color LCD |
Resistance display: 4 effective digits |
Data storage |
1,000 groups |
|
Working environment |
Ambient temperature: 0°C~40°C;Relative humidity: <90% RH, non-condensing |
|
Power supply |
AC 220 V ±10 V, 50 Hz ±1 Hz |
Fuse: 2 A |
Maximum power consumption |
200 W |
|
Dimensions |
360 × 290 × 170 (mm) |
|
Weight |
Main unit: 6 kg;Wire case: 5 kg |
|