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Dry Type Distribution Transformer
Created with Pixso. 20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA

Brand Name: GuangGao
Model Number: D
MOQ: 3
Payment Terms: T/T L/C
Detail Information
Place of Origin:
Guangzhou
Certification:
ISO CESI UL KEMA
Phase:
3
Input Voltage:
20kV、22kV、24kV
Output Voltage:
0.4kV
Winding Material:
Copper / Aluminum
Core Material:
Silicon Steel Core / Amorphous Core
Application:
Power
Rated Capacity:
50-2500KVA
Warranty:
2 Years
Vector Group:
Dyn11 Yyn0
Cooling Method:
ONAN
Standard:
IEC Standard
Name:
Dry Type Distribution Transformer
Packaging Details:
Export Standard Package
Highlight:

20kv dry distribution transformer

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20kv dry type distribution transformer

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250kva dry distribution transformer

Product Description
20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3
Product Specifications
                                      20kV dry-type distribution transformer SC(B)12-NX3 energy efficiency level 3
Capacity(kVA) Voltage Combination   Vector group No load loss(W)(W) Full Load Loss   (W) Short Circuit Impedance (%) 
HV(kV) H.V. Tapping Range  LV(kV) F(120℃) H(145℃)
50 20                          22                 24                   ±5%/ ±2×2.5% 0.4 Dyn11    Yyn0 272 1110 1180 6
100 432 1790 1920
160 536 2220 2380
200 584 2650 2830
250 672 3080 3290
315 776 3670 3920
400 920 4360 4660
500 1080 5210 5570
630 1220 6160 6590
800 1400 7430 7960
1000 1660 8800 9360
1250 1900 10400 11100
1600 2230 12400 13300
2000 2590 14700 15800
2500 3100 17400 18600
2000 2590 16000 17200 8
2500 3100 19100 20400

* Above specification may be changed to improve performance.

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

Product Overview
  • Model Interpretation

    "SC(B)" is the exclusive code for epoxy resin cast dry-type transformers, with each letter corresponding to operational and maintenance value: "S" represents a three-phase design, suitable for parallel power supply of multiple circuits and reducing the frequency of maintenance caused by single-circuit overload; "C" refers to the cast insulation process, which lowers the maintenance frequency of insulating components in humid and dusty environments; "B" denotes low-voltage foil windings, which can reduce copper loss during operation and indirectly reduce maintenance needs related to equipment heat dissipation. "12" serves as the design serial number, conforming to industry-specific technical specifications to ensure compatibility between the equipment and existing power distribution facilities, avoiding modification and adaptation costs. Manufacturer-customized suffixes like "NX3" mostly focus on cost-reduction optimizations, such as a compact structure (reducing installation space rental costs) or environment-adaptive design (lowering protection modification fees for special scenarios). "Energy Efficiency Class 3" meets the national basic energy efficiency standards for distribution transformers, and its energy consumption level is suitable for scenarios where sensitivity to energy-saving investment is low and only basic electricity costs need to be controlled.

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA 0

Professional Equipment

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA 1

Application

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA 2

Factory

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA 3

Certificate(Power transformers with CE, ISO, KEMA, UL certificates and test reports.)

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA 4


Company Profile

Guanggao Transformer is a professional transformer manufacturer. We produce single-phase, three-phase, dry-type, distribution, and high-voltage transers (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 impulsforme 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.

20kV Dry-type Distribution Transformer SC(B)12-NX3 Energy Efficiency Level 3 250kVA 5
Contact us
  • Add: No. 15, Yunpu 1st Road, Yunpu Industrial Zone, Huangpu, Guangzhou, Guangdong, China
  • Tel: (+86)-020-82505003
  • Email: ggelectric@gz-gg.com