High Voltage Oil-Immersed Test Transformer
Proving their mettle in various unforgiving environments, oil-immersed transformers boast impressive adaptability. From the frigidity of polar climates to the searing heat of deserts, their airtight construction and weather-proof materials maintain transformer stability over the long haul, supplying stable power to remote regions.
Product Details：High Voltage Oil-Immersed Test Transformer
Acclaimed for their efficient energy conversion functionality, oil-immersed transformers enjoy broad appeal in the power industry. Endowed with a refined design, they adeptly transform incoming power into the necessary voltage, and are widely implemented in power plants, substations, and industrial power venues, fostering the seamless exploitation and transmission of energy.
PARAMETER：
Sports Event | Quality Indicators | Test Methods | ||||||
Viscosity grade | 100 | 150 | 220 | 320 | 460 | 680 | ||
Kinematic viscosity (40°C) mm²/s) | 90-110 | 135-165 | 198-242 | 288-352 | 414-506 | 612-748 | GB/T265 | |
Viscosity index | not less than | 90 | 90 | 90 | 90 | 85 | 85 | GB/T1995 |
Open flash point,℃ | not less than | 200 | 200 | 200 | 200 | 200 | 200 | GB/T3536 |
Pour point,°C | not exceeding | -12 | -9 | -9 | -9 | -9 | -5 | GB/T3535 |
Steel sheet corrosion(100°C,)(3 hours)/grade | not greater than | 1 | GB/T5096 | |||||
Corrosion test(distilled water) | rust-free | GB/T11143 | ||||||
Foaminess (Foam propensity/foam stability) mL/mL 24°C 93.5°C Post 24°C | not greater than not greater than not greater than | 50/0 50/0 50/0 | GB/T12579 | |||||
Tim ken test(OK load) /N(Lb) | not less than | 267(60) | GB/T11144 | |||||
Anti-emulsification (82℃)Water in oil /%(mass fraction), emulsion layer /ml,total separated water/ml | not greater than | 2.0 1.0 80.0 | GB/T8022 | |||||
Four-ball test Load wear index/ N Sintering load(P value)/N | not less than not less than | 441(45) 2450(250) | GB/T3142 | |||||
CL-100 Gear Test (A/8.3/90) | not less than | 12 | >12 | >12 | >12 | >12 | >12 | SH/T0305 |
1. Selection Notes
The core performance indicators revolve around transformer efficiency, temperature increments, insulation quality, and other essential attributes, which are instrumental in determining the transformer's operational proficiency and reliability. With an eye on cost-effectiveness, the selection process necessitates a comprehensive analysis that weighs the costs of equipment, transportation, installation, and other relevant factors to arrive at the most economical transformer option.
2. Application Scenarios
Power Transformation & Grid Connectivity: Three-phase, three-winding transformers are indispensable in power systems, facilitating the conversion of power, its transmission over vast distances, and its distribution to end-users. They enable the integration of diverse voltage-level transmission systems, boosting efficiency and preserving grid stability.
Substation Infrastructure & Power Regulation: Within substations and distribution stations, these transformers regulate power supply levels, ensuring seamless transmission and maintaining a stable grid. They are vital for ensuring the reliability and stability of the power supply, providing a consistent flow of energy to consumers.
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