A transformer is an essential component in power systems and needs to be tested thoroughly to ensure safety and performance. One way to do this is by using a Transformer Comprehensive Test Bench.
The Transformer Comprehensive Test Bench is a versatile testing platform that can be used to test many types of transformers, including power transformers, current transformers, potential transformers, and more. This test bench is equipped with the necessary equipment to perform a comprehensive range of tests, including but not limited to transformer ratio tests, insulation tests, winding resistance tests, and excitation current tests.
The Transformer Comprehensive Test Bench was shipped to one of the manufacturers of transformers in Brazil. It was designed by wuhan huayi electric power technology. Suitable for testing 35KV transformer.
It can do the following test items
|
No. |
Test items |
predelivery test |
field test |
|
1 |
Transformer no-load loss and no-load current percentage test |
√ |
√ |
|
2 |
Transformer load loss and short-circuit impedance test |
√ |
√ |
|
3 |
Power frequency voltage withstand test for transformer |
√ |
√ |
|
4 |
Frequency doubling voltage withstand test for transformer |
√ |
√ |
|
5 |
Transformer DC resistance tester |
√ |
√ |
|
6 |
Transformer turn ratio group error test |
√ |
√ |
|
7 |
Transformer insulation resistance and polarization index test |
√ |
√ |
Transformer no-load characteristic test (no-load loss, no-load current percentage of rated current);
Transformer load characteristic test(Load loss, impedance voltage percentage; Can automatically carry out temperature conversion and 30% or more of the full current load loss test);;
Ambient temperature and humidity test function
he performance meets the following requirements:
■The direct loop and indirect loop can be switched automatically.
■ The high-voltage current and voltage transformer adopt the principle of secondary switching.
■CT\PT automatic range switching
■transformer integrated test bench for the entire circuit for comprehensive control and measurement monitoring.
■The measured data are processed automatically by microcomputer and can be stored/printed as required.
■Adopt microcomputer automatic control measuring system test bench and manual operation electric control voltage regulation digital display two complementary systems.
■Zero protection, over current protection, over voltage protection.
■ High voltage leakage current display and protection, 1:1 transformer safety grounding.
■The test transformer adopts the new oil-immersed test transformer with stronger insulation and greatly reduced volume capacity. Test station auxiliary facilities
■Safety alarm system.
■ System error alarm system.
■stainless steel isolation fence.
■Audible and visual danger warning system