Three-Phase Two-Winding Power Transformer
Oil-immersed transformers have become an important guarantee of power safety with their strong overload capacity. Even in the case of short-term overload, it can also operate stably, effectively avoiding power supply interruption due to sudden load changes and ensuring the continuity and reliability of the power grid.
Product Details:Three-Phase Two-Winding Power Transformer
As a long history of power equipment, oil-immersed transformers have witnessed the development of the power industry. Its mature technology and wide range of applications, making it a bridge between the past and the future, continue to promote the power industry forward.
Parameter:
Rated Capacity | Voltage ratio (KV) | Vector Group | No-load Loss | No-load Current | Full-load Loss | Impedance | |||
(kVA) | HV | Tapping Range | LV | (kW) | (%) | (kW) | Step -Down | Step -Up | |
6300 | 110 ±8× 1.25% | 35 37 38.5 ±2×2.5% or ±5% | 6.3 6.6 10.5 11 | YNd110d11 | 12 | 0.6 | 47 | H-M 10.5
H-L 17-18
M-L 6.5 | H-M 17-18
H-L 10.5
M-L 6.5 |
8000 | 14.4 | 0.6 | 56 | ||||||
10000 | 17.1 | 0.55 | 66 | ||||||
12500 | 20.2 | 0.55 | 78 | ||||||
16000 | 24.2 | 0.5 | 95 | ||||||
20000 | 28.6 | 0.5 | 112 | ||||||
25000 | 33.8 | 0.45 | 133 | ||||||
31500 | 40.2 | 0.45 | 157 | ||||||
40000 | 48.2 | 0.4 | 189 | ||||||
50000 | 56.9 | 0.4 | 225 | ||||||
63000 | 67.7 | 0.35 | 270 | ||||||
1. Selection Precautions
Packaging & Shipment: Ensure product packaging remains undamaged, featuring crisp and aesthetically pleasing print, along with comprehensive and accurate labeling (e.g., manufacturer's name, trademark). During transportation, handle with care to prevent collisions and vibrations, safeguarding the product's integrity.
Safety Compliance: Verify that the transformer adheres to both national and industrial safety standards, equipped with robust safety safeguards.
Eco-Friendliness: Prioritize the transformer's environmental footprint, opting for low-noise, low-emission models that meet environmental requirements.
2. Transformer Applications in Renewable Energy
WTGs: The electricity generation process in wind turbine generators (WTGs) involves the rotation of the wind turbine, which drives the generator to produce electricity, generally as low voltage alternating current (AC). The transformer is essential for stepping up this low-voltage output to a higher voltage (e.g., 35kV or more) for transmission through lines to the grid, situated far from the power farm.
Integrated systems: In extensive wind farms, several WTGs are typically connected to a substation where a transformer consolidates and steps up the power output from all units, ensuring efficient energy delivery. The transformer also accommodates voltage and frequency variations among different WTGs, maintaining stable system performance.
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