The 35kV energy-efficient oil-immersed power transformer is designed for medium-voltage power distribution systems, offering excellent performance, high reliability, and energy-saving operation.

It adopts high-quality cold-rolled grain-oriented silicon steel with a 45° fully mitered joint core structure, effectively reducing no-load loss and operating noise.

With a compact structure and advanced design, this transformer is widely used in:

• 都市と農村の電力網
• 工業および鉱業企業
• Power system upgrades and reconstruction
• Prefabricated compact substations

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🔹 規格コンプライアンス

This product is manufactured in strict accordance with international and national standards:

• IEC 60076-1 - 電源トランス
• GB/T 1094.1 - 電源トランス
• GB/T 6451 – Technical Parameters for Oil-Immersed Transformers
• JB/T 10088 - 6kV-500kV変圧器の騒音レベル
• GB 20052-2020 - エネルギー効率の限界と等級

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主な特徴

高いエネルギー効率

• Advanced core design reduces no-load loss
• Meets modern energy-saving standards
• Lower lifecycle operating costs

低ノイズ動作

• Optimized magnetic circuit reduces vibration
• Suitable for urban and residential installations

✔ Reliable & Compact Design

• Space-saving structure
• 簡単な設置とメンテナンス
• Ideal for compact substations

✔ Strong Mechanical Strength

• High resistance to short-circuit impacts
• Stable performance under heavy load conditions

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🔹 構造設計

コア

• High-permeability grain-oriented silicon steel
• Multi-step core structure (3-joint / 5-joint / 7-joint)
• 完全なマイター・ジョイント
  • ロスの低減
  • ノイズの低減

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🔸 巻線

• High-quality enameled copper conductors
• Oxygen-free copper materials
• Winding types include:
  • 円筒形
  • 連続
  • ヘリカル
  • 箔巻き

提供する：

• Excellent electrical insulation
• 強力な機械的強度
• 効率的な放熱

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🔸 オイルタンク

• Constructed from high-quality welded steel plates
• Tank types:
  • Oval
  • Rectangular
• Cooling options:
  • ラジエーターフィン
  • コルゲートタンク
• 表面処理：
  • 酸洗浄とリン酸塩処理
  • Multi-layer anti-corrosion coating

確保する：

• 信頼性の高いシール性能
• 強い耐食性
• 長寿命

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アプリケーション

• Medium-voltage power distribution systems
• Industrial plants and heavy industries
• インフラおよび公共事業
• Renewable energy grid integration
• Prefabricated substations

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メリット 🔹 概要

• Energy-saving and eco-friendly
• Low noise and low loss
• High reliability and durability
• Suitable for modern grid systems
• Flexible customization options

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よくある質問

1️⃣ What is the typical application of a 35kV oil-immersed transformer?

35kV transformers are mainly used in medium-voltage distribution networks, including:

• Industrial power supply systems
• Utility substations
• Renewable energy projects

👉 They are ideal for transmitting power over longer distances with stable performance.

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2️⃣ Can this transformer be customized for different projects?

Yes, full customization is available:

• Rated capacity (kVA/MVA)
• 電圧レベル（HV/LV）
• ベクトルグループ
• 冷却方法
• 設置環境

👉 Custom solutions are widely applied in large-scale infrastructure projects.

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3️⃣ How does this transformer ensure low noise operation?

The transformer uses:

• High-quality silicon steel core
• Fully mitered joint design
• Optimized magnetic circuit

👉 These features significantly reduce vibration and operational noise.

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4️⃣ What is the delivery time for this product?

• Standard configurations: 4–6 weeks
• Customized designs: 6–10 weeks

👉 Fast delivery options are available for urgent projects.