Testing machine is designed to test 2 speed motor stator. The testing items are as follows,
1. Hi-pot (coils to housing, thermal resistor to coils 2 times))
Testing condition 0~3000V adjustable AC 50HZ
Time 1~60s settable
Voltage precision ±5%
Current range 0.1mA~10mA
Current precision 0.1 mA~1mA ±3%
1 mA~10mA ±1%
Alarm set settable within the range
2.inter-phases insulation(A,B,C phases, inbetween for 3 times in total)
Testing condition 0~3000V adjustable AC 50HZ
Time 1~60s settable
Voltage precison ±5%
Current range 0.1mA~10mA
Current precision 0.1 mA~1mA ±3%
1 mA~10mA ±1%
Alarm set settable within the range
3. insulation resistance(coils to housing, thermal resistor to coils 2 times)
Testing condition DC 500V
Range 10MΩ~500MΩ
Measuring precision ±3%
Threshold: settable within the range
4.cold resistance(A,B,C ,U,V,W 6 phases)
Testing condition DC 2 mA / 20mA / 200mA
Range 0~1Ω~10Ω~100Ω
Precision ±1%
Threshold: settable within the range
5.NTC resistance(2 phases NTC1,NTC2)
range 200Ω~200KΩ
precision ±1%
threshold settable within the range
6.surge (A,B,C ,U,V,W 6 phases for 6 times)
Testing condition DC 0~4000V adjustable
Voltage precision ±5%
Turns precision verify 1‰ turns in short
7.coils inductance(A,B,C ,U,V,W 6 phases)
Testing condition 100HZ / 1KHZ / 10KHZ (for option set)
Range 0.01uH~9999H
Precision ±1%
threshold settable within the range
8. inductance balance
Calculation value
threshold settable within the range
II. Function
IPC control, VGA19' LCD, keyboard:101 standard
cycle time about 15 seconds per piece
Single station, suitable for testing on the conveyor.
Audited Supplier 
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