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Dalian Quanjie Metal Products Import and Export Co., Ltd is a professional enterprise engaged in the production, development, and sales of transformers, box type substations, high and low voltage complete sets of equipment, and other products.The company covers an area of 50 acres and has a construction area of 25000 square meters. It has a lean team that integrates design, production, manufacturing, sales, and management. There are currently 100...
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12+
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Basic principles of transformers
When a sine AC voltage U1 is applied to both ends of the primary coil, there is an alternating current I1 in the wire and an alternating magnetic flux ф 1 is g···
2026-05-12
Characteristic parameters of oil immersed transformers
The iron core loss of Liaocheng oil immersed transformer is closely related to frequency, so it should be designed and used according to the operating frequency···
2026-05-12
Regarding the voltage withstand test of transformers
In terms of the withstand voltage test of the transformer, the withstand voltage applied from the high voltage side to the low voltage side and ground is set at···
2026-05-12
Three minutes to help you understand the difference between operational amplifiers and comparators
What are the differences between the appearance and drawing symbols that are similar, and how can they be distinguished in practical applications? Today, I will···
2026-05-12
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