3D core transformer

3-36kV

3D core transformer

Product parameters:

  • Outdoor oil immersed type 3D core distribution transformer
  • Three phase four wire
  • Rated voltage: 3.3kV, 6kV, 10kV, 11kV, 12.5kV, 13.8kV
  • Capacity: 30kVA – 2500kVA
  • Standard: IEC, ANSI, GB
  • Type name: SD-15
 

General

This Outdoor oil immersed type 3D core distribution  transformer 3.3-36kV power system.
It have been used in outdoor pole mounted and transmission line.
The transformer high quality transformer oil, high quality 3D core, primary and secondary use pure electrolytic copper, both winding and core have shielding processing.

It is special design for losses, save energy and can short time overload.

Standard
All UNISUN transformers are in conformity with IEC standards, Transformers in conformity with specific country standards can also be supplied. (IEEE, GB)

Specification data sheet
Rated
capacity (KVA)
Voltage
combination
Connection symbolLoss(kW)No-Load current (%)Impedance  voltage 
(%)
H.V (KV)High
voltage tapping range
L.V
(kV)
LoadNo-load
30

3

6

10

10.5

11

12.5
13.8

±5%

± 4 * 2.5%

0.4Dyn11336001.74.0
50438701.3
635010401.2
806012501.1
1007515001
1258518000.9
16010022000.7
20012026000.7
25014030500.7
31517036500.5
40020043000.5
50024051500.5
63032062000.34.5
80038075000.3
1000450103000.3
1250530120000.2
1600630145000.2
2000750174000.25
2500900202000.2
 
  • Products can be customized by customer requirements, above data is standard data, customized data please contact us.

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Why Buy From Us

Professional Quality Guarantee
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Our Production

The products are designed in strict accordance with IEC or ANSI standards, and the manufacturing steps meet the technological requirements 

Primary winding

High electrolytic copper is used as primary winding, High performance insulating paper, combined with silk-wrapped wire, to ensure stable insulation performance, and ensure that the partial discharge tseting data is qualified.  

Fine production

Independent production of transformer oil drum, fine processing, strict air pressure test, to ensure that the product does not leak oil.  

The products are designed in strict accordance with IEC or ANSI standards, and the manufacturing steps meet the technological requirements 

Strict process control

Each step of the process of strict control, packaging product performance test qualified, in line with the standard design requirements.

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