Oil Immersed - 1 Phase
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Product specifications:
- Power: Up to 16 MVA
- Voltage: Up to 40.5 kVA
- Core Steel: Silicon Steel / Amorphous Alloy
- Windings: Copper / Aluminium
- Insulation liquid: Mineral oil /Natural ester
Introduction to Oil-Immersed Single-Phase Transformers
SOTEK’s single-phase oil-immersed distribution transformers are designed to deliver stable and efficient power in low to medium-voltage distribution networks. Compact in size and robust in performance, they are ideal for rural electrification, residential areas, and isolated applications.
Manufactured using high-quality silicon steel cores and either copper or aluminum windings, these transformers are insulated and cooled with premium-grade mineral oil or natural ester fluid.
All units comply with international standards such as IEC 60076, ANSI/IEEE, and TCVN 6306.
🔧 Key Features:
- Power rating: Up to 16 MVA
- Voltage class: Up to 40.5 kV
- Cooling type: ONAN / ONAF (optional KNAN, KNAF)
- Core material: Cold-rolled grain-oriented silicon steel or amorphous alloy (on request)
- Protection: Hermetically sealed or with conservator tank
- Standards: IEC, ANSI, TCVN compliant
- Customizable tap changers (DETC / OLTC)
📦 Applications:
- Rural power distribution
- Residential and commercial areas
- Agricultural loads and pumping stations
- Street lighting and off-grid systems
