Dry Type Power Transformer
Dry Type Power Transformer

Dry Type Power Transformer

Dry Type Power Transformer is a vital asset for modern power distribution, engineered to transform voltage levels without the use of flammable insulating oil. Utilizing advanced solid insulation and natural or forced air cooling (AN/AF), this transformer is inherently safe and environmentally friendly.
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Product Description

 

Dry Type Power Transformer is a vital asset for modern power distribution, engineered to transform voltage levels without the use of flammable insulating oil. Utilizing advanced solid insulation and natural or forced air cooling (AN/AF), this transformer is inherently safe and environmentally friendly. Its core and windings are constructed with Class H heat-resistant materials and a robust mechanical design, ensuring high reliability and a long operational life. As a high-efficiency dry type power transformer, it complies with stringent international standards, including GB/T 10228-1997.

 

Product Parameters

 

Category

Specification

Typical Model

SCB10-630KVA

Rated Capacity

630 kVA

Voltage Combination

High Voltage: 10.5 kV, Low Voltage: 0.4 kV

Energy Efficiency

≥98%

No-load Loss

20% lower than GB/T10228-1997 Group I

Load Loss

15% lower than GB/T10228-1997

Noise Level

15% lower than JB/T10088-1999

Partial Discharge

≤5 pC (10kV level)

Insulation Class

Class H

Enclosure Material

Stainless Steel, Cold Plate, Aluminum Alloy

Standards

GB/T10228-1997, GB6450-1986

 

Product Advantages

 

Enhanced Safety & Eco-Friendly

The absence of oil eliminates the risks of fire, explosion, and soil contamination, making it a clean and safe choice for sensitive environments.

01

High Efficiency & Cost Saving

Features significantly reduced no-load and load losses (20% and 15% below standard, respectively), leading to substantial energy savings and lower operating costs.

02

Low Maintenance & High Reliability

The "dry" design requires no oil monitoring or filtration, resulting in minimal maintenance needs and reduced lifetime costs.

03

Robust Performance

Exhibits excellent short-circuit strength, resistance to moisture and dust, and extremely low partial discharge levels (<10 pC), ensuring stable performance in tough conditions.

04

Flexible Installation

Its compact and lightweight design allows for installation directly at the load center (e.g., in building basements), reducing cable costs and transmission losses.

05

 

Our Factory

 

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Our Certificate

 

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Main Applications

 

This versatile dry type power transformer is the preferred solution for a wide range of indoor and demanding applications. It is ideally deployed in high-rise buildings, commercial complexes, airports, metro stations, industrial plants, and hospitals-any location where fire safety, space efficiency, and operational reliability are of utmost importance.

 

Material

 

Class H heat-resistant insulation materials with moisture-proof structural design; enclosures available in stainless steel, cold plate, or aluminum alloy; all materials designed for easy separation and recycling.

 

Frequently Asked Questions (FAQ)

 

Q: What are the key advantages of dry type transformers over oil-immersed transformers?

A: They offer superior safety (flame-retardant, explosion-proof), lower maintenance, better environmental performance, and flexible installation in load centers.

Q: What are the operating environment requirements?

A: Altitude ≤1000m; ambient temperature -30℃ to +40℃ (outdoor) or -5℃ to +40℃ (indoor); approximately sinusoidal and symmetrical power voltage.

Q: How does the energy efficiency performance compare to standards?

A: Our transformers exceed national standards with no-load loss 20% lower and load loss 15% lower than GB/T10228-1997 requirements.

 

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