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Compressor Stator Vacuum Testing Machine, High Sensitivity Surge Tester
1. Test item and introduction
1.1 Test item: AC Hipot, insulation resistance, surge, DC resistance and rotation
1.2 Features: original negative pressure technology, vacuum degree can be set freely (0~-90KPa). The winding or coil imperfection can easily be found under the condition of negative pressure.
1.3 Tested object: compressor motor stator
2. Technical specification
2.1 Surge
working ambient | comparatively vacuum |
output voltage setting range / precision | 500~5000V ±(3%×display value+8V) |
waveform comparison | area, area difference, corona and phase waveforms displayed in the testing interface |
2.2 AC Hipot
Output voltage setting range and precision | AC 500~5000V ±(2%×setting value+10V) |
breakdown current testing range / precision | 0.10~20.00mA ±(2%×display value+0.05 mA) |
Hipot current presetting alarm range | Max:0.10~20.00mA;Min:0.00~20.00mA |
Hipot current / resolution | ±(2% display value+0.05 mA);0.01 mA |
test time range / resolution | 0.5~999.9s 0.1s/step |
2.3 DC Winding resistance
testing range and precision | 10.0mΩ~20KΩ ±(0.3%×display value+3 words) temperature compensation can be set. |
test time range / resolution | 0.5~999s 0.1s/step |
temperature compensation function | Yes |
temperature probe / range | DS18b20 -10.0℃~+50.0℃ |
test precision | ±0.5°C(range: -10℃~+50℃) |
2.4 Insulation Resistance
output voltage setting range / precision | DC 500V/1000V ±(2%×setting value+10V) |
insulation resistance testing range / precision | 1~500MΩ ≤100MΩ:±(3%×setting value+0.5MΩ) ;>100 MΩ:±(5%×setting value+5MΩ) |
insulation resistance alarm setting range | Max: 0~500MΩ; Min: 1~100MΩ |
test time range / resolution | 0.5~999s 0.1s/step |
2.5 Direction of rotation
Rotation mode: | |
rotation | CW, CCW, still |
3. Performance description