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China factory - Hunan Hentg Power Electric Technology Co., Ltd.

Hunan Hentg Power Electric Technology Co., Ltd.

  • China,Changsha ,Hunan
  • Verified Supplier

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China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down
China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down

  1. China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down
  2. China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down
  3. China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down
  4. China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down
  5. China Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down

Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down

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  1. Product Details
  2. Company Details

Product Specification

High Light Aluminum Winding Dry Type Transformer630kva Step Down TransformerDry Type Step Down Transformer
Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down Transformer
Product Specifications
Attribute Value
Frequency 50Hz, 60Hz
Phase Three
Coil Number Three Windings, Multi Winding, Two Windings, Single Winding
Application Distribution system, High-load electricity
Coil Structure Layer coil, Disc Coil, Round coil
Output Voltage 415V, 110V, 220V, 380V, 400V
Input Voltage 11kV, 10.5kV, 12.47kV, 10kV, 35kV
Type Dry Type Transformer
Vector Group Dyn11 / Yyn0
Capacity/KVA 315KVA, 400KVA, 630KVA
Cooling Method With cooling fans
Insulation Class Class F/H
Materials Aluminum/Copper
Enclosure IP20/IP23
Key Features
  • Safe, fireproof, pollution-free, maintenance free
  • Low loss, low noise, significant energy-saving effect
  • High mechanical strength, strong short-circuit resistance, good thermal stability
  • Good heat dissipation performance, strong overload capacity
  • Moisture resistant for operation in high humidity environments
  • Long service life with reliable performance
HENTG POWER Dry Type Transformer exterior view
Dry Type Transformer exterior view
Close-up of transformer windings and components
Transformer windings and components
Technical Specifications
Rated Capacity (KVA) Vector Group Voltage Combination No-load Loss Load Loss No-load Current Impedance
30 Yyn0 / Dyn11 10/6.3/6 ±5% ±2X2.5% (+3/-1)X2.5% 135 640 2 4.0
50 195 900 2
80 265 1240 1.5
100 290 1410 1.5
125 340 1660 1.3
160 385 1910 1.3
200 445 2270 1.1
250 515 2480 1.1
315 635 3120 1
400 705 3590 1
500 835 4390 1
630 965 5290 0.85 6.0
Ordering Process
Step 1: Inquiry & Quotation

We respond within 1 hour with suitable transformer recommendations, competitive quotations, and payment terms. Our technical team will confirm all drawing details within 7 days after payment, including technical data, weight, and parts list.

Step 2: Production & Quality Control

After finalizing drawings, we prepare materials and begin production. All units undergo rigorous quality inspection with QC and test reports provided. We accept Factory Acceptance Tests (FAT) and can accommodate special accessory requirements.

Step 3: Installation & Support

Our professional team provides installation guidance and on-site support when needed. All products come with a minimum 2-year warranty and ongoing technical support.

HENTG POWER manufacturing facility overview
Manufacturing facility overview
Our Manufacturing Capabilities
  • 30+ senior engineers providing 24/7 technical support with 30-minute response time
  • 100,000 m² factory with 250 skilled workers and 30+ engineers
  • 4 dedicated production lines with 10,000+ units annual capacity
  • 100% outgoing quality control with 25-point inspection protocol
  • 15 years of power transformer design and manufacturing experience
  • Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards
  • Custom solutions for diverse industry applications
  • Global technical support network
Dry Transformer Advantages
  • Safety Performance: Oil-free design prevents fire and explosion risks, ideal for high-safety environments.
  • Environmental Benefits: Pollution-free operation with low noise levels, meeting green energy standards.
  • Structural Integrity: Advanced casting technology and premium insulation materials ensure high mechanical strength and short-circuit resistance.
  • Thermal Management: Excellent thermal stability for long-term high-load operation with minimal partial discharge.
  • Energy Efficiency: No-load and load losses below national standards for significant energy savings.
  • Cooling System: Natural and forced air cooling options provide strong overload capacity for temporary peak demands.
HENTG POWER product certifications
Product certifications
Frequently Asked Questions
Q: Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solutions founded in 2011. Our 100,000 square meter facility specializes in reliable, high-performance solutions for global power systems.

Q: How do we guarantee quality?

We conduct pre-production samples and final inspections before shipment, providing QC & test reports. We accept Factory Acceptance Tests (FAT) and manufacture transformers up to 500KV 480MVA capacity, complying with international standards. All products come with a 2+ year warranty.

Q: Why choose us?

Our dedicated drawing and technical teams can confirm all specifications within 7 days. With 30+ senior engineers available 24/7, we guarantee 30-minute response times for all technical inquiries.

Q: What services do we provide?

We offer OEM services with flexible payment terms and customized solutions to meet specific project requirements.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company,Seller

  • Year Established:

    2011

  • Total Annual:

    50000000-100000000

  • Employee Number:

    200~250

  • Ecer Certification:

    Verified Supplier

 HENTG Power is an ISO9001 certified transformer manufacturer specializing in reliable, high-performance solutions for global power systems since 2011. With an 100,000 m² factory, over 250 skilled workers, more than 30 senior engineers, and 10+ professional testing engineers, HENTG P...  HENTG Power is an ISO9001 certified transformer manufacturer specializing in reliable, high-performance solutions for global power systems since 2011. With an 100,000 m² factory, over 250 skilled workers, more than 30 senior engineers, and 10+ professional testing engineers, HENTG P...

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Get in touch with us

  • Reach Us
  • Hunan Hentg Power Electric Technology Co., Ltd.
  • Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha,Hunan province, China
  • https://www.ecer.com/corp/uuuf953-hentgpower2025.html

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