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Three Phase Oil Immersed Transformer 10kv 315kva 400kva 500kva 630kva Overload Protection

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Three Phase Oil Immersed Transformer 10kv 315kva 400kva 500kva 630kva Overload Protection

Three Phase Oil Immersed Transformer 10kv 315kva 400kva 500kva 630kva Overload Protection
Product Specifications
AttributeValue
TypeDistribution transformer, Oil-filled Transformer
Frequency50Hz, 60Hz
Winding MaterialAluminum
ApplicationPower
PhaseThree
Coil StructureLayered Winding
Coil NumberDual-winding coil
Input Voltage3kV, 6kV, 10kV, 15kV, 35kV, 69kV, 110kV, 220kV, 400kV, 115kV, 132kV
Output Voltage5V, 400V, 208V, 200V, 415V, 127V, 11kV, 12V, 24V, 48V, 110V, 220V, 36V, 380V, 440V, 480V, 9V
Vector GroupDyn11/Yyn0
ProtectionOverload
Transformer typeS13-MRL Oil-immersed Transformer
UsagePower Electronic
Product Overview
Our oil-immersed distribution transformers range from 30kVA to 2500kVA, with voltage levels up to 35kV. They are widely used in power utilities, renewable energy, industrial facilities, railway systems, and urban infrastructure. Designed to IEC and ANSI standards, our transformers offer high efficiency, low losses, and long service life, suitable for both indoor and outdoor environments.
Key Features
  • Cooling Options & Installation Flexibility: Supports ONAN (Oil Natural Air Natural) and ONAF (Oil Natural Air Forced) cooling options. Adaptable to indoor/outdoor, pad-mounted, or pole-mounted installations.
  • Top-Grade Materials: Winding uses oxygen-free copper with high insulation and mechanical strength. Short-circuit resistant with low thermal rise.
  • S13 Series Advantages: Built with high-quality low-loss silicon steel and advanced coil winding technology.
S13 Oil-immersed Distribution Transformer
Technical Parameters
Rated capacity (KVA)Vector GroupVoltage CombinationHVTapping rangeLVDyYyNo-load lossLoad lossNo-load currentImpedance
30Yyn0 / Dyn1110 6.3 6±5% ±2X2.5%0.4806306001.54.0
501009108701.3
Ordering Process
Step 1: Inquiry & Quotation
We will respond to your inquiry within 1 hour and recommend suitable transformer according to your needs. We provide reasonable quotations and payment terms. Our technical team will confirm all details on the drawing within 7 days after payment.
Step 2: Production & Quality Control
After design confirmation, we prepare materials and begin production. We provide QC report and test report for quality assurance. Special accessory requirements can be accommodated.
Step 3: Installation & Warranty
We provide professional installation guidance and support on-site installation. All products come with more than 2 years warranty service.
Application Scenarios
Power Distribution Networks
Quality Three Phase Oil Immersed Transformer 10kv 315kva 400kva 500kva 630kva Overload Protection for sale
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