S Series 10kV Power Transformer

CEEG S Series 10kV Power Transformer

The S Series 10kV Oil-Immersed Power Transformer is designed with a corrugated oil tank and a heat-resistant insulation system, ensuring efficient heat dissipation and enhanced operational reliability. It features low no-load loss and load loss, as well as reduced operating noise, making it an ideal solution for distribution systems requiring long-term operation under high load conditions.

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Scope of application

Urban Public Distribution

Designed for residential communities and commercial power distribution, with a strong focus on low noise operation and energy efficiency to meet urban environmental and regulatory requirements.

Industrial Dedicated Distribution

Engineered for factory and industrial applications, these transformers offer excellent short-circuit resistance and high operational stability, ensuring reliable performance under demanding conditions.

Industrial Park & Campus Distribution

Ideal for centralized power supply in industrial parks, logistics hubs, and large-scale facilities. Optimized for handling load fluctuations while improving operation and maintenance efficiency.

Product Description

1 Strong Environmental Adaptability：Designed to perform reliably under extreme conditions, including high temperature, high humidity, and sustained high load rates. Ensures stable, long-term operation even during peak demand periods.

2 Refined Design & Durable Appearance：Engineered with precision and finished with advanced surface treatment, the transformer maintains a clean, durable, and corrosion-resistant exterior, suitable for harsh operating environments.

3 Superior Sealing Performance：Features a fully sealed structure using high-performance acrylate sealing materials. Each unit undergoes rigorous positive and negative pressure leak testing before delivery, ensuring enhanced operational reliability.

4 Safe & Environmentally Friendly：Manufactured with eco-friendly materials, the transformer operates without toxic emissions. In case of combustion, it produces low, non-corrosive smoke, ensuring safety for both the environment and surrounding equipment.

Product Features

Low Loss & High Energy Efficiency

Utilizing advanced core materials and optimized winding technology, the transformer reduces no-load loss by over 20% and load loss by more than 10%, significantly improving overall energy efficiency.

Low Noise Operation

Built with high-quality silicon steel and an optimized magnetic circuit design, noise levels are effectively minimized, making it ideal for urban and residential applications.

Eco-Friendly & Maintenance-Free

Manufactured with environmentally friendly materials and non-polluting insulating oil. The fully sealed design prevents leakage, reduces maintenance requirements, and supports material recyclability.

High Reliability & Short-Circuit Strength

With an optimized structural design, the transformer offers excellent short-circuit resistance. Premium insulation materials and high-grade insulating oil ensure safe and stable long-term operation.

Leak-Proof Sealing & Weather Resistance

Enhanced tank sealing structure provides excellent protection against oil leakage, moisture, and corrosion, ensuring reliable outdoor performance in harsh environments.

Lower Temperature Rise & Extended Service Life

Optimized cooling system and oil circulation design stabilize hot-spot temperatures, effectively slowing insulation aging and extending the transformer’s service life.

Implementation Standard

GB 1094 Power transformers

GB 1094.1~2-2013 Basic technical requirements and testing methods for power transformers

GB/T 6451-2015 Technical specifications and requirements for oil-immersed power transformers

JB/T 10088-2004 Technical specifications for three-phase oil-immersed transformers

Technical Advantages

R&D Cloud Platform

An integrated digital platform combining electromagnetic optimization design, parametric modeling, performance analysis, structural optimization, and automatic drawing generation. It enables transformer design resource sharing and efficient data management, including search, modification, and version control.

Simulation Analysis

Comprehensive multi-physics simulation covering fluid flow, thermal field, electric field, leakage magnetic field, transient processes, and short-circuit forces. Each transformer series is optimized through thermal and flow analysis to accurately control winding temperature rise and hotspot distribution, ensuring reliable and stable performance.

Smart Operation & Maintenance Platform

By collecting key data such as temperature, current, voltage, vibration, and grid harmonics, the system enables real-time power quality analysis and fault alarms. It also supports mobile access for remote monitoring and intelligent O&M management.

Voltage Rating	High voltage side 20kV / Low voltage side 0.4kV
Capacity Range	30kVA~3150kVA
Cooling Method	Oil-immersed self-cooling (ONAN)
Vector Group	Dyn11 or Yyn0