How to judge the failure of customized 1500 kva transformer
- Categories:3 phase transformer
- Author:
- Origin:
- Time of issue:2023-01-27
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(Summary description)In fact, the sound of the customized 1500 kva transformer can also tell whether it is damaged. If the customized 1500 kva transformer has such a few problems in the sound, it means that there is a fault and needs to be repaired.
How to judge the failure of customized 1500 kva transformer
(Summary description)In fact, the sound of the customized 1500 kva transformer can also tell whether it is damaged. If the customized 1500 kva transformer has such a few problems in the sound, it means that there is a fault and needs to be repaired.
- Categories:3 phase transformer
- Author:
- Origin:
- Time of issue:2023-01-27
- Views:0
In fact, the sound of the customized 1500 kva transformer can also tell whether it is damaged. If the customized 1500 kva transformer has such a few problems in the sound, it means that there is a fault and needs to be repaired.
The transformer is noisy. If the sound of the customized 1500 kva transformer is normal and there are noises, but the current and voltage are not abnormal, it may be caused by the looseness of the clamp or the screw that compresses the iron core, which makes the silicon steel sheet vibrate.
The transformer has discharge sound. If partial discharge occurs on the customized 1500 kva transformer or the surface, the sound will be mixed with discharge sound. When this happens, if you can see blue corona or sparks near the transformer bushing at night or in rainy weather, it means that the porcelain parts are seriously polluted or the equipment clamps are in contact; Electrostatic discharge of grounded parts, or contact discharge of tap changer, at this time, the transformer should be further tested or disabled.
The transformer makes the sound of boiling water. If the sound of the customized 1500 kva transformer is mixed with the sound of boiling water, the temperature changes, and the oil level rises, it should be judged that the transformer winding has a short circuit fault, or the tap changer is seriously overheated due to contact. At this time, the transformer should be stopped for inspection.
The transformer is crackling. If the sound of the customized 1500 kva transformer is mixed with uneven popping sound, it means that the transformer or the surface insulation has broken down. At this time, the transformer should be stopped for inspection.
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