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Dry Power Transformer (Three-phase)

SGB-300kVA-380V-43V

Product Profile:

The three-phase transformer uses the dry-type insulation structure, offering excellent insulation, stable operation, and effective heat dissipation. Additionally, it operates with low noise and is easy to maintain.


Product Applications

This makes it suitable for variable frequency converters, photovoltaic inverters, hydropower excitation, wind power, renewable energy, UPS systems, rapid transit, and rail transportation. 


Technical Parameter

Rated capacity

50VA~2500kVA

Work efficiency

≥95%

Rated voltage

≤10kV

Insulation resistance

>100MΩ(DC1000V)

Insulation class

F/H

Noise

≤65dB@1m

Dielectric strength

Upon customer’s request

Impedance

Upon customer’s request

Standards

GB/T 1094.11-2022GB/T 25120-2023GB 1094.16-2013 or customized


Features

High Efficiency, Stable Operation:Featuring high magnetic permeability silicon steel, this transformer operates with low temperature rise, low losses, and an efficiency rate of over 95%. It significantly reduces reactive power loss and improves the utilization of electrical energy.

Exceptional Performance:With high-quality copper conductors, the transformer exhibits minimal partial discharge and high electrical strength. It also demonstrates excellent overload resistance and can withstand the impact of sudden short circuits. With superior dynamic thermal stability, excellent heat dissipation, low temperature rise, minimal losses, and high power factor, this transformer operates efficiently.

Advanced Manufacturing Process:Utilizing advanced processes such as VPI (Vacuum Pressure Impregnation) and winding techniques, this transformer boasts superior insulation properties. It also ensures low operating noise and vibration.


Power Transformer Dimensions

Frequently Asked Questions

Q: Is Lushan a Manufacturer, factory or Trading company ?

A: We are the manufacturer specializing in power transformer, inductor, and reactor production for over 50 years.

Q:What's your warranty terms?

A:We offer at least 12 months warranty time.

Q:Lead time for mass production?

A:7 to 25 working days or depending on order quantity.

Q:How do you conduct quality control in your factory?

A: We implement 100% QC inspection to ensure every product is qualified. We have 8 QC inspections during the manufacturing process from raw material to the final products.

Q: Could I have your catalog and price list for trial order in MOQ quantity?

A: All of our products are showing on Made-in-China or official website, you are always welcome to ask me to get more information directly. Sample order is acceptable.

Q: Can your product be customized?

A: Considering differences in voltage, frequency and other speciality of transformer product in different countries and regions, our product can be customized according to your requirements.

Q: What should provide to make customized transformer ?

A: Technical drawing is the best, or tell us power (capacity), voltage, installation size limitation, insulation class and etc.

Q: When can I get the price?

A:Usually we quote within 24 hours after we get your inquiry.


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