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2024
Causes of Heating and Damage to Motor Bearings

Causes of Heating and Damage to Motor Bearings

When there is a problem with the bearing system, the precursor symptoms are noise or heat. Mechanical failures generally manifest as noise first, then begin to heat up, and later develop into bearing wear. The specific symptoms are increased noise, and even more serious problems such as bearing disa

2024
Transformer Impact Closing Test

Transformer Impact Closing Test

The impact closing test of a transformer does not necessarily have to be conducted from the high voltage side, which is related to the application scenario of the transformer. Generally, this test is conducted in conjunction with the operation of the transformer. Due to the fact that most of the tra

2024
Analysis and Handling of Abnormal Grounding Current in Transformer Core

Analysis and Handling of Abnormal Grounding Current in Transformer Core

When a power transformer is working normally, the transformer core and clamps are usually grounded at one point. If there are two or more grounding points on the iron core or clamping components, a closed circuit is formed between the two points. Under the action of the transformer leakage magnetic

2024
Transformer Impact Closing Test

Transformer Impact Closing Test

I. The impact closing test of the transformer does not necessarily have to be conducted from the high voltage side, which is related to the application of the transformer. Generally, this test is combined with the operation of the transformer. Since most of the transformers we use are step-down tran

2024
What Are the Causes of Damage to Transformer Winding Insulation?

What Are the Causes of Damage to Transformer Winding Insulation?

The winding is the heart of the transformer and the core of the transformer transmitting and converting electrical energy. Reliable winding insulation is the basic guarantee for the long-term safe operation of the transformer. Winding insulation becomes particularly important for high voltage transf

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