Automatic Stator Testing Machine for Generator Such as Bosch

This testing machine covers a wide application, not only for alternaotr stator, but also for AC motor, Hybrid car motor stators. 

 

(1) Testing time 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.

 

Car Generator Alternator Stator Testing Machine Quality Analysis WIND-DTS-120
 

1. Advantage

 

1) Fast clamping fixture can be fitted for 3 terminal wires

2) Pneumatic fixutre is widely used to test 3 terminal wires or 6 end wires

 

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.

 

3.Testing time