English (English) 
Turkish (Türkçe) 
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Arabic (عربي) Reference tables, calculation methods and standard requirements for oil-immersed distribution and power transformers. Covers Ecodesign loss limits and Peak Efficiency Index calculation, insulation thermal classes, resistance testing correction factors, enclosure protection ratings and external clearance requirements — compiled by DATSAN engineering for specification and design work.
- Hermetically Sealed vs Conservator Type Transformers – Which to Specify
- Transformer Impedance Voltage (%Uk) – What It Means and How to Choose
- Transformer Sizing Guide – How to Select the Right kVA Rating
- Transformer Tests under IEC 60076 – Routine, Type and Special Tests Explained
- Dissolved Gas Analysis (DGA) – Interpreting Transformer Oil Test Results
- Parallel Operation of Transformers – Conditions, Load Sharing and Calculation
- Transformer Vector Groups Explained – Dyn11, Yyn0, Dd0 and the Full IEC List
- Dağıtım Transformatörlerinde Bakır ve Alüminyum Sargı Karşılaştırması
- Transformatör Kısa Devre Akımı Hesabı – Kısa Devre Gerilimi ve Arıza Seviyeleri
- Transformatör Tam Yük Akımı Hesabı – Formül ve kVA Akım Tabloları
- How to Calculate PEI (Peak Efficiency Index) for Transformers – EU 548/2014 Formula with Example
- Ecodesign Loss Values for Oil-Immersed Transformers up to 3150 kVA (Um ≤ 24 kV)
- Minimum PEI Values for Liquid-Immersed Transformers – Tier 1 & Tier 2 Requirements
- Ecodesign Loss Values for 36 kV Oil-Immersed Transformers up to 3150 kVA
- Trafo İzolasyon Sıcaklık Sınıfları (IEC Referansı)
- İzolasyon Direnci 20 °C’ye Düzeltme Faktörü
- Arc Horn Gap Distance for Transformers – Minimum Air Clearance by Voltage (1–36 kV)
- NEMA Derecelendirmeleri ve IP Koruma Eşdeğerlik Tablosu
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Transformer Manufacturer
DATSAN Transformer manufactures oil-immersed distribution and power transformers for industrial, utility, and infrastructure projects worldwide.
Established in 1992, DATSAN combines over 30 years of engineering experience with modern manufacturing and testing capabilities. Our products are designed in accordance with IEC 60076, ANSI C57 and relevant international standards, with Ecodesign-compliant options available upon request.
Contact Us
Datsan Elk. İnş. San. ve Tic. Ltd. Şti.
Address: Kızıltepe Mardin Karayolu 6.km
Kızıltepe, 47400 Mardin / TÜRKİYE
Phone : +90 (482) 215 3188
Fax : +90 (482) 215 1199