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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 30kVA-250kVA Oil Immersed Power Transformer MV HV Transformer Long Life IEC ANSI
China 30kVA-250kVA Oil Immersed Power Transformer MV HV Transformer Long Life IEC ANSI

  1. China 30kVA-250kVA Oil Immersed Power Transformer MV HV Transformer Long Life IEC ANSI
  2. China 30kVA-250kVA Oil Immersed Power Transformer MV HV Transformer Long Life IEC ANSI

30kVA-250kVA Oil Immersed Power Transformer MV HV Transformer Long Life IEC ANSI

  1. MOQ: 2 sets
  2. Price: CN¥909-2300/units
  3. Get Latest Price
Frequency 50Hz, 60Hz
Phase Three
Coil Number Single Winding, Two Windings, Multi Winding, Three Windings
application Power Distribution System Power Transformer
Coil Structure Shell-Type Coil, layer coil, fully sealed construction, Disc Coil, round coil
Output Voltage 415V, 110V, 220V, 380V, 400V , 440V, 480V
Input Voltage 11kV, 10.5kV, 3kV, 6.3kV, 6.6kV, 12.47kV, 6kV, 10kV, 35kV
Type Voltage Regulator Transformer, Oil-Immersed Transformer
Vector Group Dyn11 / Yyn0
Product name S20 Energy Efficiency Secondary Oil-immersed Transformer
Customization Accept
Place of Origin Hunan, China
Brand Name HENTG Power
Model Number S20
Certification CE

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  1. Product Details
  2. Company Details

Product Specification

Frequency 50Hz, 60Hz Phase Three
Coil Number Single Winding, Two Windings, Multi Winding, Three Windings application Power Distribution System Power Transformer
Coil Structure Shell-Type Coil, layer coil, fully sealed construction, Disc Coil, round coil Output Voltage 415V, 110V, 220V, 380V, 400V , 440V, 480V
Input Voltage 11kV, 10.5kV, 3kV, 6.3kV, 6.6kV, 12.47kV, 6kV, 10kV, 35kV Type Voltage Regulator Transformer, Oil-Immersed Transformer
Vector Group Dyn11 / Yyn0 Product name S20 Energy Efficiency Secondary Oil-immersed Transformer
Customization Accept Place of Origin Hunan, China
Brand Name HENTG Power Model Number S20
Certification CE
High Light HV Oil Immersed Power Transformer220kV Oil Immersed Power Transformer


S20 Energy Efficiency Secondary Oil-Immersed Transformer

Our oil-immersed distribution transformers range from 30kVA to 2500kVA, with voltage levels up to 35kV. They are widely used in power utilities, renewable energy, industrial facilities, railway systems, and urban infrastructure. Designed to IEC and ANSI standards, our transformers offer high efficiency, low losses, and long service life, suitable for both indoor and outdoor environments.
      S20 type energy-efficient secondary oil-immersed transformer     








Rated capacity (KVA)
Vector Group
Voltage Combination



No-load loss
Load loss

lmpedance


HV
Tapping range
LV

Dy
Yy

30












Yyn0 / Dyn11












10
6.3
6












±5%

±2X2.5%
0.4
70
505
480






4.0
50




90
730
695

63




100
870
830

80




115
1050
1000

100




135
1265
1200

125




150
1510
1440

160




180
1850
1760

200




215
2185
2080

250




260
2560
2440

315




305
3065
2920

400




370
3615
3440

500




430
4330
4120

630




510
4960
4960



4.5
800




630
6000
6000

1000




745
8240
8240

1250




870
9600
9600

1600




1050
11600
11600

2000




1225
14640
14640

5.0
2500




1440
14840
14840



Advantages
✅  Flexible installation for various project requirements
✅  Environmentally friendly – supports carbon neutrality goals
✅  International certifications ensure smooth overseas compliance
✅ Significantly reduces operational costs and energy consumption
✅  Extended maintenance intervals with reduced upkeep costs

Application Scenarios
⚡️Power Distribution Networks

Company Details

Bronze Gleitlager

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Bronze Sleeve Bushings

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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.hentgpower.com/

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