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Three Phase Oil Immersed Transformer

When your project demands robust and reliable power distribution, the Three Phase Oil Immersed Transformer stands as the industry benchmark. Engineered for superior performance in utility, industrial, and commercial applications, these transformers efficiently manage high-voltage power, ensuring stable and consistent electricity delivery. The oil immersion technology provides exceptional cooling and insulation, significantly enhancing operational lifespan and safety by preventing overheating and internal faults. For environments requiring absolute protection from external contaminants and minimal maintenance, our advanced Three Phase Transformer designs are complemented by our Fully Sealed Oil Immersed Transformer line. This Fully Sealed Transformer variant eliminates the need for a conservator, offering a maintenance-free solution ideal for harsh or sensitive locations.


The core of any electrical network's reliability lies in its components' specifications. Our <产品名字> is meticulously designed with precision-engineered parameters to meet and exceed international standards. Below are the key technical details that define our product's capability and scope.

Parameter Category Specification Range & Details
Rated Capacity (kVA) 50 kVA, 100 kVA, 200 kVA, 315 kVA, 500 kVA, 800 kVA, 1000 kVA, 1500 kVA, 2000 kVA, 2500 kVA, 3000 kVA, 5000 kVA
Primary Voltage (kV) Up to 35 kV (Standard: 11kV, 22kV, 33kV. Custom voltages available.)
Secondary Voltage (kV) 0.4 kV, 6.6 kV, 11 kV, or as per customer specification.
Frequency (Hz) 50 Hz / 60 Hz
Winding Material Oxygen-Free Copper (OFC)
Core Material High-grade, grain-oriented cold-rolled silicon steel
Insulation Class Class A (105°C) or higher as required
Cooling Method ONAN (Oil Natural Air Natural), ONAF (Oil Natural Air Forced)
Impulse Level (BIL) 95 kV, 125 kV, 170 kV, 250 kV (depending on voltage class)
Noise Level (dB(A)) Designed to meet NEMA, IEEE, or IEC standards, typically below 65 dB(A).
Standards Compliance IEC 60076, IEEE C57.12.00, ANSI, BS, IS, GOST

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