あ 2000kVA変圧器 is one of the most widely used power transformers in medium to large-scale power distribution systems. 信頼性の高いパフォーマンスを実現します, high efficiency, 産業向けの柔軟性と柔軟性, コマーシャル, およびインフラストラクチャプロジェクト.
耐久性があり、コスト効率の高いソリューションをお探しの場合, this guide will help you understand everything about the 2000kVA変圧器, including specifications, working principles, アプリケーション, and how DOS Group can support your project with professional manufacturing and global supply.
What Is a 2000kVA Transformer?
あ 2000kVA変圧器 is an electrical device designed to transfer electrical energy between circuits with a rated capacity of 2000 キロボルトアンペア (kVA), which is equal to:
- 2000kVA = 2MVA
It is commonly used to step down medium voltage (MV) to low voltage (LV) for end users or step up voltage in power systems.
Key Features:
- High load capacity
- Stable voltage regulation
- 長寿命
- Suitable for continuous operation
How Does a 2000kVA Transformer Work?
The operation of a transformer is based on 電磁誘導.
Simple Working Process:
- Alternating current flows into the primary winding
- A magnetic field is created in the core
- This magnetic field induces voltage in the secondary winding
- Voltage changes according to the turns ratio
Basic Formula:
- 電圧比 = 巻数比
- 電力はほぼ一定に保たれます (minus losses)
This simple principle allows efficient transmission of electrical energy over long distances.
Types of 2000kVA Transformers
Different environments require different transformer types. 最も一般的なタイプには次のものがあります。:
1. 油入変圧器
- Uses insulating oil for cooling
- Excellent heat dissipation
- Suitable for outdoor installations
- Long lifespan
2. 乾式変圧器
- 空冷, 油がありません
- Safer for indoor use
- Low fire risk
3. 鋳造樹脂変圧器
- Encapsulated windings
- High resistance to moisture and dust
- Ideal for harsh environments
Technical Specifications of 2000kVA Transformer
Below is a typical specification table for a standard 2000kVA変圧器.
Main Technical Parameters
| アイテム | パラメータ | 価値 |
|---|---|---|
| Rated Capacity | Power | 2000kVA |
| 頻度 | 標準 | 50Hz / 60Hz |
| 段階 | タイプ | 三相 |
| 冷却方法 | オプション | オナン / オンオフ / あん |
| ベクトルグループ | 一般 | ダイナ11 / はい0 |
| Impedance Voltage | 典型的な | 5% – 8% |
| Insulation Level | 標準 | クラスA / F / H |
| 温度上昇 | 油 / 巻き上げ | 55℃ / 65℃ |
| 効率 | Full Load | ≥ 98.5% |
| タップチェンジャー | タイプ | オフロード / 負荷時 |
| Protection Level | 囲い | IP23 / IP54 |
| 騒音レベル | 典型的な | ≤ 65 dB |
Voltage Levels and Configurations
あ 2000kVA変圧器 can be customized for different voltage systems.
共通一次電圧:
- 33kV
- 22kV
- 11kV
- 10kV
一般的な二次電圧:
- 415V
- 400V
- 380V
- 220V
Output Current Calculation
The output current depends on the secondary voltage.
Formula:
現在 (あ) = Power (kVA × 1000) ÷ (√3 × Voltage)
現在のテーブル
| 二次電圧 | 現在 (あ) |
|---|---|
| 415V | ~2783 A |
| 400V | ~2887 A |
| 380V | ~3040 A |
| 220V | ~5249 A |
寸法と重量
Typical values for a 2000kVA変圧器:
| パラメータ | 価値 |
|---|---|
| 長さ | 2000 – 2600 んん |
| 幅 | 1400 – 2000 んん |
| 身長 | 1800 – 2400 んん |
| 総重量 | 3500 – 6500 kg |
| オイル重量 | 1200 – 2000 kg |
Losses and Efficiency
Transformers are designed to minimize energy losses.
Types of Losses:
- 無負荷損失 (core loss)
- 負荷損失 (copper loss)
典型的な損失値
| タイプ | 価値 |
|---|---|
| 無負荷損失 | 2.0 – 3.5 kW |
| 負荷損失 | 15 – 25 kW |
High-quality transformers from DOS Group are optimized for low losses and high efficiency.
Applications of 2000kVA Transformer
あ 2000kVA変圧器 is widely used in various industries:
産業用アプリケーション
- 製造工場
- 食品加工工場
- Mining operations
商用アプリケーション
- ショッピングモール
- オフィスビル
- Hotels and resorts
Infrastructure Projects
- 病院
- 空港
- データセンター
再生可能エネルギー
- Solar farms
- Wind power systems
Advantages of 2000kVA Transformer
High Power Capacity
Supports large-scale operations with stable output.
エネルギー効率
Reduces energy loss and operating costs.
信頼性
Ensures uninterrupted power supply.
Flexible Design
Customizable voltage, cooling, and installation options.
設置ガイドライン
Proper installation ensures long-term performance.
重要なポイント:
- Install on a stable foundation
- Ensure adequate ventilation
- Maintain safety clearance
- Proper grounding is essential
- 湿気やホコリから守る
メンテナンスのヒント
Regular maintenance extends service life.
Routine Maintenance:
- Check oil level (for oil transformers)
- 断熱材を検査する
- Monitor temperature
- Test electrical parameters
おすすめのスケジュール:
- Monthly inspection
- Annual detailed testing
Why Choose DOS Group for 2000kVA Transformer?
When selecting a 2000kVA変圧器, choosing the right manufacturer is critical. DOS Group stands out as a reliable and professional partner.
1. Strong Manufacturing Capability
- Advanced production equipment
- Strict quality control system
- Compliance with IEC, ANSI standards
2. Custom Design Services
- Voltage customization
- Special environment solutions
- OEM and ODM support
3. 高品質の素材
- Premium silicon steel core
- Copper or aluminum windings
- Durable insulation system
4. Global Export Experience
- Serving clients worldwide
- 競争力のある価格設定
- Fast delivery
5. One-Stop Power Solution
DOS Group provides:
- Transformers
- Power cables
- Cable accessories
This integrated supply reduces project costs and improves efficiency.
How to Select the Right 2000kVA Transformer
ステップ 1: Calculate Load
Ensure the transformer can handle peak demand.
ステップ 2: Choose Voltage Level
Match your grid and equipment requirements.
ステップ 3: Select Type
- 屋内→乾式
- Outdoor → Oil-immersed
ステップ 4: Consider Environment
Dust, humidity, and temperature affect selection.
ステップ 5: Choose a Trusted Supplier
A reliable manufacturer like DOS Group ensures quality and support.
Cost of 2000kVA Transformer
The price varies depending on:
- 材料 (銅対アルミニウム)
- 冷却タイプ
- Technical specifications
- Accessories and protection systems
Typical Price Range:
- $15,000 – $60,000
For accurate pricing, it is best to contact DOS Group with your requirements.
よくある質問
1. What is the lifespan of a 2000kVA transformer?
通常 20–30年 適切なメンテナンスを行うことで.
2. 屋外でも使用できますか?
はい, oil-immersed transformers are ideal for outdoor use.
3. What standards apply?
- IEC 60076
- ANSI C57
- ギガバイト/トン 1094
4. Is customization available?
はい, DOS Group offers full customization services.
2000kVA変圧器 manufacturer
あ 2000kVA変圧器 is a powerful and reliable solution for medium to large-scale power distribution. With proper selection, インストール, and maintenance, it can provide stable performance for decades.
Choosing a trusted manufacturer like DOS Group ensures you receive high-quality products, competitive pricing, and professional support. Whether your project is industrial, コマーシャル, or renewable energy-based, a well-designed 2000kVA変圧器 is a smart investment.