Power Distribution Transformer Capacity Class

Power distribution transformers are typically categorized into two primary types: oil-immersed transformers and dry-type transformers, with the S11-M and SCB10 series serving as their respective representative models. In general, oil-immersed transformers are designed with larger capacity ratings due to their oil-based insulation medium, while dry-type transformers are often available in more compact capacity configurations to suit specific application scenarios.

Oil-Immersed Transformer Capacity Ratings

Oil-immersed transformers cover a wide range of capacity options tailored to different voltage levels, ensuring compatibility with diverse power system requirements:

6kV and 10kV Voltage Grades

  • 10kVA, 20kVA, 30kVA, 50kVA, 80kVA, 100kVA, 125kVA, 160kVA, 200kVA, 250kVA, 315kVA, 400kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, 2000kVA, 2500kVA, 3150kVA, 5000kVA

35kV and 60kV Voltage Grades

  • 315kVA, 400kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, 2000kVA, 2500kVA, 3150kVA, 4000kVA, 5000kVA

110kV and Above Voltage Grades

  • 3150kVA, 4000kVA, 5000kVA, 6300kVA, 8000kVA, 10000kVA, 12500kVA, 16000kVA, 20000kVA

Dry-Type Transformer Capacity Ratings

Dry-type transformers offer flexible capacity selections across multiple voltage grades, ideal for environments requiring compact, safe, and low-maintenance solutions:

6kV and 10kV Voltage Grades

  • 10kVA, 20kVA, 30kVA, 50kVA, 80kVA, 100kVA, 125kVA, 160kVA, 200kVA, 250kVA, 315kVA, 400kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, 2000kVA, 2500kVA, 3150kVA, 5000kVA

35kV Voltage Grade

  • 30kVA, 50kVA, 80kVA, 100kVA, 125kVA, 160kVA, 200kVA, 250kVA, 315kVA, 400kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, 2000kVA, 2500kVA, 3150kVA

60kV Voltage Grade

  • 315kVA, 400kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, 2000kVA, 2500kVA, 3150kVA, 4000kVA, 5000kVA

110kV and Above Voltage Grades

  • 3150kVA, 4000kVA, 5000kVA, 6300kVA, 8000kVA, 10000kVA
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