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WELTRUS 10kV Oil-Immersed Power Transformer

WELTRUS 10kV Oil-Immersed Power Transformer

  • Designed for residential communities, commercial centers, factories, industrial plants, and utility substations
  • Compact and aesthetically designed for easy installation in space-constrained environments
  • High-performance cold-rolled oriented silicon steel core for reduced no-load losses
  • Fully automatic robotic lamination ensures high precision and low cutting burrs
  • Low temperature rise, strong overload capacity, and reliable electrical/mechanical performance
  • Noise level and no-load loss significantly reduced compared to traditional manufacturing
  • Complies with IEC, GB, ANSI/IEEE, and KEMA standards
  • Capacity range from 30kVA to 2500kVA with multiple voltage configurations

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The 10kV Oil-Immersed Power Transformer is built to deliver reliable, efficient, and safe power distribution for both utility and industrial applications. It adopts an advanced stacked iron core design, using high-grade cold-rolled oriented silicon steel sheets to achieve minimal no-load losses and low noise. By integrating modern materials, optimized lamination processes, and fully automated robotic manufacturing, the transformer ensures superior insulation performance, reduced mechanical stress, and extended service life. Its compact size makes it ideal for installations where space is limited while maintaining robust operational capacity. With proven reliability in both domestic and international markets, this transformer is the preferred choice for operators seeking energy efficiency, durability, and compliance with modern power system standards.
Technical Specifications – 10kV Oil-Immersed Power Transformer
Rated Capacity (kVA) Level 1 No-load Loss (W) Load Loss (W) Dyn11/Yyn0 Level 2 No-load Loss (W) Load Loss (W) Dyn11/Yyn0 Level 3 No-load Loss (W) Load Loss (W) Dyn11/Yyn0 Short Circuit Impedance (%)
30 90 630 105 630 130 630 4.0
50 125 910 145 910 180 910 4.0
63 145 1090 170 1090 210 1090 4.0
80 170 1325 200 1325 250 1325 4.0
100 200 1580 235 1580 290 1580 4.0
125 235 1890 275 1890 340 1890 4.0
160 275 2360 320 2360 400 2360 4.0
200 320 2730 370 2730 460 2730 4.0
250 375 3200 435 3200 540 3200 4.0
315 445 3800 515 3800 640 3800 4.0
400 530 4520 615 4520 760 4520 4.0
500 625 5350 725 5350 900 5350 4.0
630 750 6350 870 6350 1080 6350 4.5
800 910 7800 1050 7800 1300 7800 4.5
1000 1090 9400 1260 9400 1560 9400 4.5
1250 1300 11300 1500 11300 1850 11300 4.5
1600 1560 13600 1800 13600 2200 13600 5.0
2000 1870 16400 2150 16400 2600 16400 5.0
2500 2230 20500 2560 20500 3100 20500 5.0
About Manufacturer
WELTRUS (Hangzhou Weltrus New Energy Technology Co., Ltd.), part of the Welfull Group, is a leading developer and manufacturer of advanced electrical power equipment. With a strong R&D foundation, Weltrus is committed to delivering high-quality transformers that meet international performance, efficiency, and safety standards, ensuring long-term reliability for utilities and industries worldwide.

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