Transformer manufacturer: How much is S20 transformer more expensive than S13 transformer per unit
Aug 18, 2023
Transformer manufacturer: How much is S20 transformer more expensive than S13 transformer per unit
All copper oil immersed transformers such as S20 and S22 are electrical equipment that meets the national second level energy efficiency standards, which is a trend of social development. The lower the energy consumption, the more environmentally friendly the products are, and the more high-end the materials and manufacturing processes are, the higher the prices they are priced
How much is S20 transformer more expensive than S13 transformer?
From the actual calculation price, the transformer price of S13 is about 40% higher than that of S20. A 630kVA transformer, S13 for over 59000, and S20 for over 90000. In this way, it still costs a lot, but in fact, from a long-term perspective, it is actually cost-effective. But this is not absolute either, depending on the production scale, consumables, and process treatment of each transformer manufacturer.
What is S20 transformer more expensive than S11 and S13 transformers?
To some extent, the S20 and S22 series are updated products of transformers, reducing the no-load rate of transformers by 10% and the load by about 20%. Using new materials to manufacture transformers increases the price of raw materials, and the product transformers will definitely increase. The S20 transformer is more in line with the national secondary energy consumption standard. In the long run, such electrical equipment is bound to be quickly promoted and valued by relevant departments.
In terms of main materials, S20 uses 75 or 80 silicon steel sheets, and compared to S13 using 85 silicon steel sheets, there is a price difference of thousands of yuan between them.
In terms of manufacturing process, S20 transformer has higher requirements, including iron core manufacturing process, high-voltage coil casting, overall assembly, etc., all of which have better level requirements. This significantly increases the value of transformers.
For this new type of oil immersed transformer, it is recommended to choose a good transformer manufacturer for procurement. Although transformers may seem expensive, in the long run, their energy-saving and other benefits will bring more returns.
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http://www.switchgear-china.com/power-distribution-transformer/oil-immersed-transformer/100-kva-oil-immersed-power-transformer.html
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Data Sheet N° 1-A: Transformer H61 20kV/400V of 100kVA
|
DESIGNATIONS |
UNITS |
SPECIFIC DATA |
CANDIDATE DATA |
|
Maker |
|
To be indicated |
|
|
Reference standard |
|
IEC 60076 |
|
|
Type |
|
Phase |
|
|
Vat |
|
Hermetic |
|
|
Execution |
|
Tropicalized |
|
|
Dielectric |
|
PCB-free oil |
|
|
Installation |
|
On pole |
|
|
Operating ambient temperature |
°C |
45 |
|
|
Rated frequency |
Hz |
50 |
|
|
Rated power |
Kva |
100 |
|
|
Rated primary voltage |
Kv |
20 |
|
|
Isolation level assigned to primary school |
Kv |
24 |
|
|
Number of phases in primary school |
|
03 |
|
|
Secondary voltage |
V |
400/230 |
|
|
Voltage adjustment range on the M side when unladen |
% |
±2.5 |
|
|
Coupling |
|
DYn11 |
|
|
Short circuit voltage |
% |
4 – 4.5 |
|
|
Neutral sized for one load |
% |
100 |
|
|
Maximum vacuum losses |
W |
230 - 460 |
|
|
Losses due to Maxi load |
W |
1450 - 2350 |
|
|
Maximum steady-state oil temperature |
°C |
55 |
|
|
Maximum temperature of the windings in steady state |
°C |
60 |
|
|
Winding material |
|
Electrolytic copper |
|
|
Maximum noise level |
Db |
52 |
|
|
50Hz industrial frequency hold, 1 min |
Kv |
50 – 70 |
|
|
Shock wave resistance (1.2/50 micros) |
Kv |
125 - 170 |
|
|
Cooling |
|
ONAN |
|
|
Nameplate |
|
01 |
|
|
Grounding connection |
|
01 |
|
|
Dimensions Height/width/depth |
mm x mm x mm |
1200 X 1270 X 820 |
|
|
Total mass of transformer including oil |
Kg |
700 |
|
|
Oil mass |
Kg |
160 |
|
|
PAINT |
|
||
|
|
|
Tropicalized and anti-rust |
|
|
|
Number |
Layers |
|
|
|
|
Binder |
|
|
|
|
Colour |
|
|
|
|
Plans and technical diagrams to be provided. |
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