25kv 2500 Kva 3 Phase Dry Type Power Transformer

When a 25kv 2500 kva 3 phase dry type power transformer is in operation, the current in the electromagnetic coil generates a magnetic field, which produces a naturally alternating magnetic flux. This changing magnetic flux induces an electromotive force EMF in the iron core. The induced EMF in the iron core circulates within the plane perpendicular to the direction of the magnetic flux, and is therefore called eddy currents. Eddy current losses also cause the iron core to heat up.

The iron core of a 25kv 2500 kva 3 phase dry type power transformer is mostly made of ferromagnetic materials. In practice, transformers always operate under alternating current conditions, and power losses occur not only in the resistance of the coils but also in the iron core subjected to the alternating magnetic field. The power loss in the iron core is generally referred to as "core loss," which is caused by two factors: "hysteresis loss" and "eddy current loss."

Hysteresis loss is a type of core loss that occurs during the magnetization of the iron core due to the presence of hysteresis. The magnitude of this loss is directly proportional to the area enclosed by the hysteresis loop of the material. Silicon steel has a narrow hysteresis loop, and when used as the transformer core, it exhibits lower hysteresis loss, significantly reducing the heating effect. Laminated cores can reduce another type of core loss,"eddy current loss."

To reduce eddy current loss, the 25kv 2500 kva 3 phase dry type power transformer core is constructed from ferromagnetic sheets that are insulated from each other. This forces the eddy currents to flow along narrow paths with smaller cross sectional areas, thereby increasing the resistance along the eddy current paths. Additionally, the silicon content in the steel increases the material's electrical resistance, further helping to reduce eddy currents.

The iron core is a critical component of a 25kv 2500 kva 3 phase dry type power transformer. It plays a powerful role in regulating voltage and current. 25kv 2500 kva 3 phase dry type power transformer offer many advantages. After the iron core is incorporated, the stability and performance of the voltage and current are enhanced, and the overall characteristics of the transformer are comprehensively improved.

Product Parameters:

Producing Equipment

Semi Finished Product

Protection Enclosure IP21

Transformer Core

Transformer Winding

Test Center

Winding Workshop