Stator Tester Generate Electricity Alternator Motor Stator Testing Equipment
This testing machine covers a wide application, not only for alternaotr stator, but also for AC motor, Hybrid car motor stators.
(1) Testing time
Item |
DC resistance |
Balance of resistance |
Turn to turn short circuit |
Insulation resistance |
Hipot |
Interphase insulation |
Interphase hipot |
Parameter |
0.05s/loop |
0.1s/time |
1 impulse/ time |
1s/time |
1s/time |
1s/time |
1s/time |
Time |
1.5s/6 loop |
0.1s |
1s |
1s |
1s |
1s |
1s |
(2) Testing item: all the testing items can be conducted alone or together.
1)DC resistance test
Testing range:0.01W - 1000W
Testing loop:6 loop(scalable)
Tolerance:±0.5 %
Testing method:Four points, with auto ambient temperature correction function
2)Inductance test(including 3 phase balance test)
Testing range:10mH - 500mH
Testing loop:6 loop(scalable)
Tolerance: ±2.5%
Testing method:Four points
3)Turn to turn insulation
Pulse high voltage: 100V-3000V (100V / step)
Pulse peak: 0.5msec
Sampling frequency: 1-40 MHZ
Testing loop:6 loop(scalable)
Tolerance: ±2.5%
Judging method: area difference judgment (sensitive to inductance and energy loss)
Standard waveform is White,OK waveform is Green, NG waveform is Red
4)Insulation resistance
Voltage:DC500V /1000V
Testing time:1-10s(adjustable)
Judging range:1-1000 MW
Tolerance: ±2.5%
5)Interphase insulation
Voltage:DC500V /1000V
Testing time:1-10s(adjustable)
Judging range:1-1000 MW
Tolerance: ±2.5%
6)Interphase hipot
Voltage:AC100-3000V (100V/step)
Testing time:1-10s(adjustable)
Judging range:0.1 mA -- 20 mA
Tolerance: ±2.5%
7)Hipot(with arc detection)
Voltage:AC100-3000V (100V/step)
Testing time:1-10s(adjustable)
Judging range:0.1 mA -- 20 mA
Tolerance: ±2.5%
8)Balance of resistance
Test method: DC resistance sampling
Testing time:0.1s
Judging method:percentage method adopted to judge the difference of DC resistance between windings.