Vacuum Pressure Impregnated (VPI) Dry Transformer for Humidity Resistance

Product Description

Dry type transformer showcase
Dry type transformer core structure
Dry type transformer manufacturing
Dry type transformer details

Advantages and uses of dry-type transformers

High Safety

Dry-type transformers do not use insulating oil, which avoids the risk of oil leakage and fire. The body material is flame-retardant material, which can effectively reduce the expansion of fire disasters.

Easy Maintenance

Due to the simple structure, there are no oil storage cabinets, safety airways, and a large number of valves and other components, the maintenance workload is greatly reduced, and it can even be maintenance-free.

Strong Adaptability

It is suitable for various environments, including places with high fire protection requirements and important buildings with dense population (such as high-rise buildings, shopping malls, airports, etc.)

Environmental Protection

The parts of dry-type transformers are all recyclable materials, and there is no need to waste-free treatment of insulating oil, which is more environmentally friendly.

Various Cooling Methods

Natural air cooling and forced air cooling can be used. Natural air cooling can be used for long-term continuous operation at rated capacity, and forced air cooling can increase the output capacity by 50%.

Dry type transformer unit

Product Specifications & Performance

Item Value
Name dry type transformer
Usage Mostly used in high-rise buildings, high-speed toll station electricity and local lighting, electronic circuits and other small-capacity transformers. Indoor installations, fire/explosion-proof environments, low-maintenance needs, quiet operations, or high environmental standards (e.g., commercial complexes, data centers, precision industries).
Product performance advantages Safety, Environmental Friendliness, and Suitability for Indoor/Explosion-Proof Scenarios, Convenient Maintenance for High-Reliability Needs, Compact Design and Low Noise, Balanced Energy Efficiency and Overload Capacity
Phase Three Phase
cooling method Dry Type air-cooled
Delivery time 7-15 days
Payment L/C T/T 30% Payment

Loss and Short Circuit Resistance Parameter Table

Rated capacity KVA No-load loss (w) Short Circuit Resistance %
S22 S20 S18
306570804.0
508090100
6390100110
80105115130
100120135150
125135150170
160160180200
200190215240
250230260290
315270305340
400330370410
500385430480
6304605105704.5
800560630700
1000665745830
12507808709705.0
2500128014401600
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Frequently Asked Questions

What are the primary applications of dry-type transformers?
Dry-type transformers are mostly used in high-rise buildings, high-speed toll station electricity, local lighting, electronic circuits, and other small-capacity transformers. They are ideal for indoor installations, fire/explosion-proof environments, low-maintenance needs, quiet operations, or locations with high environmental standards such as commercial complexes, data centers, and precision industries.
What cooling methods can be utilized for dry-type transformers?
Natural air cooling and forced air cooling can be used. Natural air cooling is suitable for long-term continuous operation at rated capacity, while forced air cooling can increase the total output capacity by up to 50%.
How is the product quality guaranteed before shipment?
Quality is guaranteed through a strict process: always providing a pre-production sample before starting mass production, and conducting a final inspection completely before shipment.
Why should you choose us over other suppliers for your projects?
We are experts in supplying highly qualified materials tailored to meet the individual requirements of a project, regardless of size, scope, or difficulty. Our expertise covers highly qualified products such as Seamless/Welded Pipe and Tube, Plate, and Equipment.
What are the accepted delivery terms and payment options?
We support flexible commercial operations. Accepted Delivery Terms include FOB, CFR, and CIF. The accepted payment currencies are USD, EUR, and CNY, with payment types accepted via T/T and L/C (typically 30% payment terms).
What languages are supported by your service support?
Our business and technical support can smoothly handle communication in English and Chinese.

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