6300-42200KVA Large Capacity Outdoor Oil-immersed Power Transformer
Delivery Year: 2020
Country: Pakistan
Application: Urban Grid Expansion
Advantage: Modular design enables rapid parallel expansion for grid upgrades.
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Send E-mail: sales@gneeelectric.com
Tel: +8615824687445
Basic Structure and Working Principle of Oil-immersed Power Transformer

Core Components:
Core: Foil-wound cores minimize eddy current losses, enhancing efficiency.
Windings: Copper-wire windings with insulating paint withstand 155°C, extending lifespan.
Tank: Wave-wound sealed oil tank filled with high-purity transformer oil ensures cooling and insulation.
Working Principle: Converts input voltage to desired three-phase output via electromagnetic induction, with oil immersion ensuring efficient heat dissipation and insulation.
Technical Specifications and Manufacturing
Key Parameters:
Capacity: 6,300KVA to 42,200KVA
Voltage Rating: 6.3kV, 10kV, 35kV (customizable)
Efficiency: No-load losses ≤0.2W/kVA, load losses ≤0.5W/kVA
Manufacturing Technology:
Materials: German silicon steel sheets and Japanese copper wires ensure high conductivity and purity.
Environmental Compliance: Lead-free epoxy resin coating on oil tanks meets RoHS standards.
Detailed photos



Supply Scope and After-sales Service
Supply Scope:
Standard Products: Full range from 6,300KVA to 42,200KVA three-phase oil-immersed power transformers.
Custom Solutions: Adjustable voltage levels, interfaces, and protection ratings (IP23 to IP55).
After-sales Support:
Installation Guidance: 3D drawings and video tutorials for self-deployment.
Maintenance Plans: Annual free inspections,fault response time ≤2 hours, and 24/7 global technical support.
Products parameter

Why choose us?
GNEE strictly follows the comprehensive acceptance testing process to ensure that the performance of each device meets the standards. Our products and services have been successfully applied in more than 50 countries and regions around the world. As a trusted global industrial partner, we are always committed to helping customers achieve their sustainable development vision through high-quality products and full-process services.

SGS certification certificate

Packing and Delivery

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