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China factories

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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  3. Three Phase Substation Oil Immersed Transformer Electrical Mv Voltage Transforme
China Three Phase Substation Oil Immersed Transformer Electrical Mv Voltage Transforme
China Three Phase Substation Oil Immersed Transformer Electrical Mv Voltage Transforme

  1. China Three Phase Substation Oil Immersed Transformer Electrical Mv Voltage Transforme

Three Phase Substation Oil Immersed Transformer Electrical Mv Voltage Transforme

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  1. Product Details
  2. Company Details

Product Specification

High Light Electrical Substation Oil Immersed Transformer ，Mv Voltage Transformer Compact Substation
Three Phase Oil Immersed Transformer (45kVA-300kVA)
Product Specifications
Attribute Value
Frequency 50Hz, 60Hz
Phase Three
Coil Number Three Windings, Multi Winding, Two Windings, Single Winding
Application Distribution System
Coil Structure Shell-Type Coil, layer coil, fully sealed construction, Disc Coil, round coil
Output Voltage 10kV, 415V, 110V, 380V, 400V, 440V, 480V, 11kV
Input Voltage 10.5kV, 11kV, 12.47kV, 6.6kV, 6.3kV, 6kV, 10kV, 35kV, 69kV, 110kV, 115kV, 132kV
Type Isolation Transformer, Voltage Regulator Transformer, AUTOTRANSFORMER, Field Adjustable Transformer, Oil-Immersed Transformer, Dual Winding Transformer, Compact Substation
Rated Capacity 45KVA-300KVA
Vector Group Dyn11 / Yyn0
Product Overview
HENTG Power 30kVA Oil-immersed Transformer is an integrated all-in-one unit combining HV switchgear, transformer, and LV cabinet, designed to save civil work and installation time.
Three Phase Oil Immersed Transformer Technical Diagram of Transformer
Technical Specifications
HV Specifications
Parameter Unit Value
Rated Frequency Hz 50
Rated Voltage kV 6, 10, 35
Max Working Voltage kV 6.9, 11.5, 40.5
Industrial Frequency Voltage-resisting Time kV 32/36, 42/48, 95/118
Thunder and Lighting Ballistic Voltage-resisting Time kV 60/70, 75/85, 185/215
LV Specifications
Parameter Unit Value
Rated Voltage V 380, 220
Rated Current Of Major Return Circuit A 100-3200
Rated short-circuit Current-resisting kA 15, 30, 50
Our Process
  1. Consultation & Design: We respond within 1 hour, provide recommendations and quotations. Technical drawings are confirmed within 7 days after payment.
  2. Production & Quality Control: Strict material screening, production with QC and test reports. Special accessories available upon request.
  3. Installation & Support: Professional installation guidance with on-site support available. Over 2 years warranty service.
Factory Production Line
Our Advantages
  • 30+ senior engineers offering 24/7 support with 30-minute response time
  • 100,000m² factory with 250 workers and 4 production lines
  • 15 years experience in power transformer design and production
  • Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards
  • Global on-site technical support
Frequently Asked Questions
Who are we?
HENTG POWER is a professional designer, manufacturer and installer of power system solutions founded in 2011, specializing in reliable, high-performance solutions for global power systems.
How can we guarantee quality?
Pre-production samples, final inspections, QC & test reports, and Factory Acceptance Tests (FAT). We manufacture oil and dry type transformers up to 500KV 480MVA, complying with international standards.
Why choose us?
Professional design team, quick response (30 minutes), 15+ years experience, and comprehensive after-sales service with over 2 years warranty.
What services can we provide?
OEM services available with flexible payment terms. Custom solutions tailored to your specific 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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