This System shows an example that test Jig has two lines(A,B) in order to shorten the loading / unloading time during test.
Specification of Transformer Test System
|
Items |
Descriptions |
|
Operating power (50/60Hz) |
AC 110/220 V |
|
Power supply to System |
AC 110/220/380 V |
|
Appearance |
Cabinet (19" rack ) |
|
Test for SMPS transformer |
Square/ Sine wave
( 20~100KHz) |
|
Test Items |
Idling current test (Io) |
For 1'st coil,
Under flowing of regular working
voltage to primary part without
loading of 2..nd coil. |
|
Winding voltage test (Vo) |
For 2'nd coil,
Output voltage of each 2'nd coil |
|
Surge test |
For 1'st and 2'nd coil |
|
Hi-Pot test
(Puncture) |
For 1'st ,2..nd coil and core
- between 1'st and each 2'nd coil
- between 1'st and core
- between 2'nd coil and core
- between 2..nd coils |
Above test items can be also changed by option
Representative Transformer
 |
Photo explanation : Photo shows a basic construction having four secondary parts, and the important properties of transformer are idling current of 1'st coil, |
|
Click to enlarge image
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