PRODUCT
CENTER
PRODUCTS
Dry-Type Transformer
Dry-Type Transformer
 Oil-Immersed Transformer
Oil-Immersed Transformer
 Prefabricated Substation
Prefabricated Substation
 Electrical Switchgear
Electrical Switchgear
 Mining Transformer
Mining Transformer
TECHNOLOGY
PROJECTS
ABOUT US
News Download
CONTACT US
CN
 18994147812
Email WhatsApp
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
Certification
CE
CNAS
ISO
KEMA
TUV
UL
Home  >  Products  >  Oil-Immersed Transformer  >  CEEG S Series 20kV Electric Power Transformer
CEEG S Series 20kV Electric Power Transformer
The S series 20kV oil-immersed transformer features an optimized magnetic circuit and heat-resistant insulation system, delivering low losses, low noise, and strong short-circuit withstand capability. It supports flexible configuration with various medium-voltage connection schemes and is widely used in urban and rural distribution networks, industrial parks, and high-load operating environments.
Consult Now Consult Now 1899-414-7812
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
CEEG S Series 20kV Electric Power Transformer - High-Performance Oil-Immersed Distribution Transformer
prev
next
Scope of application
Distribution Network Upgrades
Ideal for 20kV medium-voltage system upgrades, with flexible connection options and low-loss performance.
Distribution Network Upgrades
Industrial Parks
Suitable for medium-voltage user substations, focusing on low noise and high reliability.
Industrial Parks
Regional Power Supply
Designed for suburban and developing areas with growing demand, ensuring stable long-term continuous operation.
Regional Power Supply
Product Description
Product Description
1 Strong Adaptability: The S11 series offers excellent thermal endurance and overload capability, ensuring stable operation under high temperatures and heavy load conditions.
CEEG S Series 20kV Electric Power Transformer
2 Durable & Refined Finish: Fully polished and rust-removed surface with powder electrostatic coating, combined with wide fin radiators for long-lasting appearance and performance.
CEEG S Series 20kV Electric Power Transformer
3 Leak-Free Design: Acrylic sealing materials with one-time molding technology ensure zero leakage, with both positive and negative pressure leak tests conducted before delivery.
CEEG S Series 20kV Electric Power Transformer
4 Safe & Eco-Friendly: Materials and processes meet strict safety and environmental standards, producing no toxic gases and low smoke emissions, with no corrosive impact on the environment.
CEEG S Series 20kV Electric Power Transformer
Product Features
CEEG S Series 20kV Electric Power Transformer

Low-Loss Design

  • Advanced Efficiency Upgrades: Adopts advanced core materials and an optimized winding structure to reduce no-load losses by over 20% and load losses by more than 10%.
  • Energy Optimization: Significantly improves overall energy efficiency to deliver superior power savings.
CEEG S Series 20kV Electric Power Transformer

Low-Noise Operation

  • Acoustic Optimization: Utilizes high-quality silicon steel and an optimized magnetic circuit design to effectively reduce noise levels.
  • Urban Compatibility: Meets strict environmental noise requirements, making it ideal for urban and residential areas.
CEEG S Series 20kV Electric Power Transformer

High Reliability

  • High Short-Circuit Resistance: Robust winding and core structure provide strong short-circuit withstand capability.
  • Extended Operational Life: Premium insulation materials and high-temperature transformer oil ensure safe operation and a longer service life.
CEEG S Series 20kV Electric Power Transformer

Eco-Friendly & Energy Saving

  • Eco-Friendly Design: Uses recyclable, environmentally friendly insulating oil.
  • Leak-Free Maintenance: Features excellent sealing performance to ensure no leakage and maintenance-free operation.
CEEG S Series 20kV Electric Power Transformer

Sealed & Leak-Resistant

  • Leakage & Pressure Resilience: Features an optimized tank sealing structure that enhances pressure resistance and prevents leakage.
  • Outdoor Durability: Engineered to withstand harsh environments, making it ideal for long-term outdoor use.
CEEG S Series 20kV Electric Power Transformer

Strong Short-Circuit Resistance

  • Short-Circuit Resilience: Features a reinforced winding and structural design to improve resistance to short-circuit impacts.
  • Operational Stability: Engineered to guarantee stable and reliable operation under demanding system conditions.
Main Parameters
Voltage Level High voltage 20 kV / Low voltage 0.4 kV
Capacity Range 30kVA~3150kVA
Cooling Method ONAN (Oil Natural Air Natural)
Vector Group Dyn11 or Yyn0
Implementation Standard
Implementation Standard
GB 1094 Power Transformers
GB/T 10228 Technical Parameters and Requirements for Power Transformers
IEC 60354 Transformer Loading Guide
GB/T 25384 Energy Efficiency Limits and Grades for Power Transformers
ISO 14001 Environmental Management System Standards
Technical Advantages
R&D Cloud Platform
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
Simulation Analysis
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
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.
Consult Now
+86
+852
+853
+886
+81
Recommended Related More More
CEEG Vehicle-Mounted Transformer
CEEG Vehicle-Mounted Transformer
View Details
CEEG 35kV & Below High Temperature Resistant Liquid-Immersed Transformer
CEEG 35kV & Below High Temperature Resistant Liquid-Immersed Transformer
View Details
CEEG 220kV Oil-Immersed Power Transformer
CEEG 220kV Oil-Immersed Power Transformer
View Details
CEEG S Series 35kV Power Transformer
CEEG S Series 35kV Power Transformer
View Details
CEEG SRN‑M Series High Temperature Resistant Liquid‑Immersed Transformer
CEEG SRN‑M Series High Temperature Resistant Liquid‑Immersed Transformer
View Details
CEEG S Series 10kV Power Transformer
CEEG S Series 10kV Power Transformer
View Details
CEEG Hydrogen Energy Oil-Immersed Rectifier Transformer
CEEG Hydrogen Energy Oil-Immersed Rectifier Transformer
View Details
CEEG S Series 20kV Electric Power Transformer
CEEG S Series 20kV Electric Power Transformer
View Details
prev
next