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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 Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down
China Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down

  1. China Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down

Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down

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  1. Product Details
  2. Company Details

Product Specification

High Light 3 Phase HV Oil Immersed TransformerCircular Coil HV Oil Immersed TransformerStep Up Step Down HV Transformer
Industrial Electric Circular Coil HV Oil Immersed Transformer

High-performance three-phase transformer for step-up and step-down applications with circular coil design and oil-immersed cooling.

Key Specifications
Attribute Value
Type Distribution transformer, Auto Transformer
Material Copper, 100% Copper Wire
Frequency 50Hz, 60Hz
Phase Three
Coil Structure Circular coil
Cooling Method ONAN ONAF OFAF
Warranty 2 Years
Voltage Specifications
Input Voltage Output Voltage
3kV, 6kV, 10kV, 15kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV 11kV, 110V, 220V, 380V, 440V, 480V
Product Features
  • Cooling Options & Installation Flexibility: Supports ONAN (Oil Natural Air Natural) and ONAF (Oil Natural Air Forced) cooling. Suitable for indoor/outdoor, pad-mounted, or pole-mounted installations.
  • Fully sealed structure: Enhanced moisture resistance for extended service life.
  • Customization available: Voltage, connection method, and enclosure options.
  • International certifications: CE, ISO9001, ISO14001 compliant.
Technical Specifications
Capacity (KVA) HV (KV) HV Tapping LV (KV) Vector Group No-load Loss (W) On-load Loss (W) No-load Current (%) Short Circuit Impedance (%)
630 35 ±5% 3.15
6.3
10.5
Yd11 830 7870 1.1 6.5
800 35 ±5% 3.15
6.3
10.5
Yd11 980 9410 1 6.5
Ordering Process
Step 1: Inquiry & Quotation

We respond within 1 hour with suitable transformer recommendations and quotations. Technical drawings are confirmed within 7 days after payment.

Step 2: Production & Quality Inspection

Strict quality control with QC and test reports provided. Raw materials are carefully screened for optimal performance.

Step 3: Installation & Warranty

Professional installation support with over 2 years warranty service. Contact us for details.

Frequently Asked Questions
Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solutions since 2011, specializing in reliable, high-performance solutions for global power systems.

How can we guarantee quality?

Pre-production samples, final inspections, and comprehensive test reports. We manufacture transformers up to 500KV 480MVA following international standards.

Why choose us?

Professional technical team with 30+ senior engineers offering 24/7 support with rapid response times.

What services can we provide?

OEM services available with flexible payment terms.

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.
  • China Hunan Changsha,Room 908, Building D6, Zhongdian Software Park, Dongfanghong Street
  • https://www.ecer.com/corp/uuuf953-hentgpower2025.html

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