CEEG 35kV & Below High Temperature Resistant Liquid-Immersed Transformer
Designed for high-temperature and high-load operating conditions, this transformer adopts a Nomex insulation system combined with a high-temperature-resistant oil-based insulation system. It is equipped with advanced seven-level thermal control technology, enabling real-time temperature monitoring and regulation.
The system ensures reliable operation even under elevated ambient temperatures and short-term overload conditions, effectively relieving peak demand pressure and enhancing overall power supply stability.
Suitable for distribution networks during summer peak demand periods, with a focus on short-term overload capability and stable operation under high load fluctuations.
Commercial Complexes
Ideal for shopping malls, office buildings, and mixed-use developments with highly variable power consumption, emphasizing thermal control redundancy and operational stability.
Industrial Production Facilities
Designed for high-temperature workshops and outdoor distribution points, with strong focus on insulation performance, thermal resistance, and extended service life.
Product Description
1
Corrugated Tank Design：The corrugated tank structure enhances mechanical strength while significantly improving heat dissipation performance, ensuring stable long-term operation.
2
Seven-Level Thermal Control Technology：An advanced seven-stage temperature control system ensures the transformer consistently operates within a safe temperature range under all working conditions.
3
Nomex Insulation System：Uses Nomex paper as the insulation material, providing excellent dielectric strength and superior high-temperature resistance.
4
High-Temperature Resistant Insulating Oil：Adopts high-performance thermal-resistant insulating oil to enhance durability, operational stability, and service life.
5
Fully Automated Robotic Core Lamination：Equipped with fully automated robotic stacking technology and a 45-degree stepped-lap joint structure, improving lamination precision and overall transformer performance.
Product Features
Low Loss Design
Built with high-quality grain-oriented cold-rolled silicon steel sheets and fully automated core stacking technology, ensuring lower no-load loss and reduced no-load current for improved efficiency.
Low Noise Operation
Optimized low magnetic flux density design, premium materials, and precision lamination processes, combined with reliable clamping and vibration-damping structures, significantly reduce operational noise.
Energy Efficient & Environmentally Friendly
Complies with China’s 2020 energy efficiency standards. The S Series covers multiple efficiency grades, including S18, S20, and S22 corresponding to Grade 3, Grade 2, and Grade 1 energy efficiency levels.
Leak-Free Performance
Both the tank and conservator undergo strict oil leakage testing. All sealing components are made of high-quality rubber materials to ensure long-term leak-free operation.
Strong Short-Circuit Withstand Capability
Optimized coil design and mechanical strength calculations, combined with high-density materials and reinforced clamping structures, ensure excellent resistance to short-circuit forces.
Long Service Life
Designed for a service life of 20–30 years or even longer under standard operating conditions.
Main Parameters
Rated Voltage
Up to 35kV
Rated Capacity
50 kVA – 3150 kVA
Oil-Immersed Design
High-temperature resistant insulating oil
Insulation System
Nomex paper insulation system
Tank Design
Corrugated tank structure
Implementation Standard
GB/T 1094.1Power Transformer General Requirements
GB/T 6451Oil-Immersed Power Transformer Technical Standards
IEC 60076International Standards for Power Transformers
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.
