315 kVA 33kV Three-Phase Oil-Immersed Distribution Transformer

Oil-Immersed Transformers · Distribution

315 kVA 33kV Three-Phase Oil-Immersed Distribution Transformer

This 315 kVA oil-immersed distribution transformer is designed for reliable power distribution in rural utility networks, industrial feeders, and infrastructure projects across Africa, MENA, and other grid markets. ONAN cooling with IEC 60076 design reference. Export-ready from Hefei, China.

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Technical Specifications

Rated Capacity 315 kVA
High Voltage 33 kV
Low Voltage 0.4 kV / 0.415 kV / 0.433 kV / customized
Frequency 50 Hz
Phase Three Phase
Cooling Method ONAN
Vector Group Dyn11 / Yyn0 / customized
Tap Changer Off-circuit tap changer
Tapping Range +/-2 x 2.5% / +/-5% / customized
Winding Material Copper / Aluminum
Core Material CRGO silicon steel
Insulation Medium Mineral insulating oil
Standard IEC 60076 / GB/T 1094 design reference
Installation Outdoor / Indoor (with enclosure)

Product Information

Product ID

315_KVA_33KV_THREE_PHASE_OIL_IMMERSED_DISTRIBUTION_TRANSFORMER

Last Updated

2026-05-17T04:26:02.882452

Application Scenarios

  • Rural utility distribution network feeders
  • Industrial and mining site power supply
  • Infrastructure and EPC contractor projects in Africa and MENA
  • Renewable energy grid connection at voltage class

Key Features

  • 315 kVA rated capacity for rural utility and distribution network applications
  • class design suited for Africa, MENA, and IEC-standard grid markets
  • Oil-immersed ONAN structure for stable thermal performance in outdoor environments
  • Copper or aluminum winding options available to suit project budget requirements
  • Off-circuit tap changer with +/-2 x 2.5% or +/-5% range as standard

Frequently Asked Questions

Please send us your required capacity, high voltage, low voltage (V), frequency (Hz), cooling method, vector group, tapping range, installation conditions, and destination country. We will respond with a configuration and indicative pricing within 24 hours.

The product can be produced according to IEC standards and customer technical specifications. Routine factory tests, insulation resistance, ratio, and load loss verification are standard. Type test reports available on request.

The product is prepared for export shipment with suitable packing and transport arrangements based on destination and handling requirements. Sea freight, air freight, and land transport options are available. Lead time is project-dependent and confirmed at order stage.

Related Markets & Resources

🌍

Africa & MENA

11kV & 33kV IEC grid requirements
🌏

Middle East & GCC

IEC 60076 · up to 132kV · high ambient
🌎

Latin America

60Hz ANSI/IEEE · 13.8kV / 34.5kV

Buyer's Guide

How to source from China

IEC vs ANSI Standards

Which standard for your project?

Standards & Compliance

The product can be produced according to IEC standards and customer technical specifications. Routine factory tests, insulation resistance, ratio, and load loss verification are standard. Type test reports available on request.

Packaging, Delivery & Service

The product is prepared for export shipment with suitable packing and transport arrangements based on destination and handling requirements. Sea freight, air freight, and land transport options are available. Lead time is project-dependent and confirmed at order stage.

Please send us your required capacity, high voltage, low voltage (V), frequency (Hz), cooling method, vector group, tapping range, installation conditions, and destination country. We will respond with a configuration and indicative pricing within 24 hours.

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