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Guangzhou Guanggao High Voltage Electric Apparatus Co.,Ltd.

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China 315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency
China 315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency

  1. China 315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency
  2. China 315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency
  3. China 315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency
  4. China 315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency

315kVA 20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency

  1. MOQ: 3
  2. Price:
  3. Get Latest Price
Payment Terms T/T L/C
Packaging Details Export Standard Package
Phase 3
Input Voltage 6kV、6.3kV、6.6kV、10kV、10.5kV、11kV
Output Voltage 0.4kV
Winding Material Copper / Aluminum
Core Material Silicon Steel Core / Amorphous Core
Application Power
Rated Capacity 30-2500KVA
Warranty 2 years
Vector Group Dyn11 Yzn11 Yyn0
Cooling Method ONAN
Standard IEC Standard
Name Oil Immersed Distribution Transformer
Brand Name GuangGao
Model Number D
Certification ISO CESI UL KEMA
Place of Origin Guangzhou

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T L/C Packaging Details Export Standard Package
Phase 3 Input Voltage 6kV、6.3kV、6.6kV、10kV、10.5kV、11kV
Output Voltage 0.4kV Winding Material Copper / Aluminum
Core Material Silicon Steel Core / Amorphous Core Application Power
Rated Capacity 30-2500KVA Warranty 2 years
Vector Group Dyn11 Yzn11 Yyn0 Cooling Method ONAN
Standard IEC Standard Name Oil Immersed Distribution Transformer
Brand Name GuangGao Model Number D
Certification ISO CESI UL KEMA Place of Origin Guangzhou
High Light 315kva transformer oil immersed315kva oil immersed distribution transformer20kv transformer oil immersed
20kV Oil-immersed Distribution Transformer S(B)13-NX3 Energy Efficiency Level 3
Product Specifications
                                      20kV oil-immersed distribution transformer S(B)13-NX3 energy efficiency level 3
Capacity(kVA)                     Voltage Combination  

Vector group

No load loss  (W) Full Load Loss   (W) Short Circuit Impedance (%) 
HV(kV) H.V. Tapping Range  LV(kV)
30

20       
20(10)          
or others

±5%/ ±2×2.5% 0.4 Dyn11            
Yzn11   
Yyn0
80 660/630 5.5
50 100 960/910
63 120 1140/1090
80 140 1370/1300
100 160 1640/1570
125 190 1980/1880
160 230 2410/2300
200 270 2850/2720
250 320 3340/3180
315 380 4000/3810
400 460 4720/4490
500 540 5640/5380
630 650 6480 6
800 780 7840
1000 920 10700
1250 1100 12500
1600 1330 15100
2000 1560 19100
2500 1870 22200
The full load loss “/” is followed by the data of the vector group Yyn0

* Above specification may be changed to improve performance.

* Transformer of other specification than listed above can be made to order.

Product Overview
  • Core Medium and Feature Positioning of the Product
    This product is a traditional oil-immersed distribution transformer, which relies on mineral oil as the core to achieve dual technical functions. Firstly, it utilizes the high insulation strength of mineral oil (breakdown voltage ≥35kV) to isolate the electrical paths between the iron core, windings and oil tank, avoiding internal discharge faults. Secondly, it leverages the convective heat dissipation property of mineral oil (heat transfer coefficient approximately 0.12 W/(m·K)) to quickly dissipate heat generated during operation, with heat dissipation efficiency 18%-22% higher than that of dry-type transformers with the same capacity. In terms of cost, mineral oil has low procurement cost and standardized production process, so the overall equipment cost is 28%-32% lower than that of environmentally friendly oil transformers. With significant cost advantages, it is suitable for basic power distribution projects sensitive to investment budgets.

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Company Profile

Guanggao Transformer is a professional transformer manufacturer. We produce single-phase, three-phase, dry-type, distribution, and high-voltage transformers (110 kV and above). We meet IEEE/ANSI/UL/CSA and IEC standards. Guanggao Transformer has nearly 25 years of transformer export experience. The company has modern laboratory construction, such as high-voltage test hall, within which there is a 3000kV lightning impulse testing device, and some advanced testing equipment, such as CA-21 moisture analyzer from Mitsubishi, American Fluke Ti30 infrared image detector, American RM-3WE three dimensional vibration. And it was identified as the national power transformer energy efficiency testing laboratories in 2011.

The company has undertaken the National Olympic Security Power Project, the National 851 project, the whole construction of the Guangzhou Asian Games, Guangzhou BRT and other important security power projects. The products used in the above projects are highly safe and in a reliable operation throughout the country. Also, these products are exported to Myanmar, Madagascar, Malaysia,other countries. Enjoying a good reputation on the electromechanical market, "Guanggao Brand"was identified as Guangdong famous brand, the product was identified as the National Energy Efficiency Star Products and Brand-Name Products in Guangdong Province.If you have transformer needs, please contact us.

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Contact us
  •    Add: No. 15, Yunpu 1st Road, Yunpu Industrial Zone, Huangpu, Guangzhou, Guangdong, China
  •    Tel: (+86)-020-82505003
  •    Email: ggelectric@gz-gg.com

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter

  • Year Established:

    1958

  • Employee Number:

    500~999

  • Ecer Certification:

    Verified Supplier

The company has undertaken the National Olympic Security Power Project, the National 851 project, the whole construction of the Guangzhou Asian Games, Guangzhou BRT and other important security power projects. The products used in the above projects are highly safe and in a reliable operation throug... The company has undertaken the National Olympic Security Power Project, the National 851 project, the whole construction of the Guangzhou Asian Games, Guangzhou BRT and other important security power projects. The products used in the above projects are highly safe and in a reliable operation throug...

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  • Guangzhou Guanggao High Voltage Electric Apparatus Co.,Ltd.
  • No.15,Yunpu1st Road, Yunpu Industrial Zone Luogang Guangzhou, China
  • https://www.gz-gg.com/

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