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Hybrid Transformer
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Core Technology Comparison
The hybrid transformer reduces harmonics and minimizes power loss through the patented Zig-Zag Winding.
01
Harmonics attenuation By applying Zig-Zag Winding patented technology, harmonics are attenuated.
Conventional transformer
Normal Winding
Maintaining 120° phase difference with forward turns
ratio structure in each phase Harmonic attenuation X
ratio structure in each phase Harmonic attenuation X
Hybrid transformer
Zig-Zag Winding
30° phase control with forward and reverse Zig-Zag winding
structure in each phase
Harmonic attenuation O
structure in each phase
Harmonic attenuation O
02
Reducing stray load loss By optimizing the Zig-Zag lead wire design, we achieve a reduction in Stray Load Loss.
Conventional transformer
Hybrid transformer
03
Reducing hot spot temperature By enhancing the tie-plate structure, hot spot temperature are reduced.
Conventional transformer
Hybrid transformer
Competitor Comparison
Hybrid transformers reduce investment costs by 39% and harmonic losses by 73% compared to competitors.
01
Installation Drawing
02
(Unit: million)
Investment Cost
* Transformer: Mold TR 1,500kVA standard / Consumer Price Information and Pricing (Company L, E)
* Harmonic filter: Active filter (Company S) 200A*2EA/THD 25% design standard
03
(Unit: million)
Maintenance Cost
* Total Cost: Actual Consumption + THD Loss
* Load: (60% × 14h) + (30% × 10h)
* THD : 25.5%
* Cost: 115￦
* LCC(Life Cycle Cost): 20 years
04
(Unit: million) Annual Savings * Maintenance cost savings compared to high-efficiency TR
05
(Unit: year)
Payback Period
* Investment cost increase ÷ Annual savings
* The investment cost and payback period may differ depending on the capacity and specifications of the transformer.
