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500kV Single-Phase Three Winding EHV Oil Immersed Autotransformer Industrial Power Transformer

Available for enquiry 0.0 · 0 reviews
USD

$ 1,221,090.00 1221090.0 USD $ 1,221,090.00

Not Available For Sale

Minimum order quantity: 1 Units
  • Input voltage
  • Output Voltage (Specification)
  • Frequency
  • Phase
  • Coil Number
  • Application
  • Place of origin
  • Model number (Specification)
  • Cooling Method
  • Noload Loss
  • Noise (Sound Pressure Level)
  • No load loss
  • Load Loss
  • Application 1
  • Selling Units
  • Single volume
  • Single gross weight
  • Rated Capacity

This combination is unavailable.

Key attributes

View all
Input voltage
525kV, 230kV
Output Voltage (Specification)
230kV, 36kV
Frequency
50 Hz
Phase
Single
Coil Number
Other
Application
Power Transformer, EHV Substation Main Transformer, Power Transmission Grid
Product description

Product details

Adopt main leg tap-changing structure with compact overall layout.

Reinforced insulation design optimizes electric field distribution in critical areas for enhanced operational reliability.

Designed with high impedance to achieve superior short-circuit withstand capability.

Advanced stray flux suppression technology for high-current circuits prevents local overheating of components.

Excellent temperature rise characteristic effectively extends the transformer service lifespan.

Full-spec OEM customization available; capacity, voltage and impedance parameters can be revised per customers' original engineering drawings.

Direct supply from original manufacturer; shortened lead time for urgent substation emergency repair orders.

Frequently asked questions

Yes, accept full customization per client's grid specification & design drawing.

ISO9001, IEC test report, factory routine test certificate, third-party KEMA/CESI certification available.

Standard model:45~60 working days; customized products:70~90 working days.

Full range spare parts available: core, winding, bushing, radiator, OLTC components.
Description images
Product detail
Product detail
Product detail
Product detail
Packaging and fulfilment
  • Step 1

    Payment and order readiness

    Minimum order: 1 Units

    Payment terms, specifications, and order details are confirmed before preparation begins.

  • Step 2

    Preparation

    15 days

  • Step 3

    Packaging and dispatch

    Ocean freight via Maersk · Approx. shipping fee: $ 0.84 for 1 unit · Transit time: Est. 17-24 days

    Final packing, freight, and delivery dates are confirmed before dispatch.

Technical specifications
Other details 18 fields
Input voltage
525kV, 230kV
Output Voltage (Specification)
230kV, 36kV
Frequency
50 Hz
Phase
Single
Coil Number
Other
Application
Power Transformer, EHV Substation Main Transformer, Power Transmission Grid
Place of origin
China, Guangdong
Model number (Specification)
ODFSZ250000/500
Cooling Method
ONAN/ONAF (70%/100%)
Noload Loss
67.8 kW
Noise (Sound Pressure Level)
70 dB(A)
No load loss
67.8 kW
Load Loss
349.5 kW
Application 1
Step-down Transformer for Regional Power Distribution
Selling Units
Single item
Single volume
0 cm3
Single gross weight
0.0 kg
Rated Capacity
250000 kVA, 80000 kVA
Lead time
15 days
Minimum order
1 Units

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