35kV and Below High-Temperature Liquid-Immersed Transformer
Designed for high-temperature and high-load scenarios, it adopts a comprehensive insulation system combining NOMEX insulation material and high-temperature-resistant oil, and features seven-level temperature control technology that monitors and regulates temperature in real time. It operates reliably at elevated ambient temperatures and under short-time overload conditions, relieving power supply pressure during peak periods.
Product Introduction
Key Specifications
Rated Voltage
35kV and below
Rated Capacity
50kVA to 3150kVA
Oil-immersed design
Uses High-Temperature-Resistant Oil
Insulation system
NOMEX Paper Insulation
Tank design
Corrugated tank
Applications
Peak pressure
Distribution networks with high summer loads, with focus on short-time overload capacity
Commercial complexes
Large load fluctuations, emphasizing temperature-control redundancy and stable operation
Industrial production
Hot-environment workshops and outdoor distribution points, focusing on insulation and service life
Product Overview
- Corrugated tank: corrugated design improves tank strength and heat dissipation.
- Seven-level temperature control: a seven-level temperature control system keeps the transformer at safe temperatures throughout operation.
- NOMEX insulation: NOMEX paper as the insulation material provides excellent insulation and high-temperature resistance.
- High-temperature oil: selected high-temperature-resistant oil enhances the durability and stability of the transformer.
- Fully automated robotic stacking: 45° full-miter seven-step lap joint structure improves stacking precision and transformer performance.
Product Features
Low Loss
Premium high-permeability cold-rolled silicon steel and fully automatic lamination technology ensure lower no-load loss and no-load current for the transformer.
Low Noise
Low magnetic flux density design, premium materials, and precision lamination, combined with reliable clamping and vibration damping, significantly reduce noise.
Leak-Proof
The oil tank and oil conservator undergo rigorous leak testing to ensure zero leakage, and all seals are made of premium rubber materials.
Energy saving and eco-friendly
Complies with the new national energy efficiency standard.
Strong Short-Circuit Withstand Capability
Rational coil design and strength calculations, combined with high-density materials and special clamping structures, effectively protect the transformer from damage during short circuits.
Long service life
Service life can reach 20 to 30 years or even longer
Standards and certifications
GB/T 1094.1
Power Transformers - Part 1: General Requirements
GB/T 6451
Technical requirements for oil-immersed power transformers
IEC 60076
Power Transformer International Standards
JB/T 10307
Power Transformer Design Code
DL/T 5280
Code for installation and acceptance of power transformers
Technical Advantages
R&D cloud platform
Integrates electromagnetic optimization design, parametric drawing, performance analysis, structural optimization, and automatic drawing output for transformers, enabling shared transformer design resources and search, modification, and version control of all kinds of data.
Simulation Analysis
Flow field, temperature field, electric field, leakage magnetic field, wave process, and short-circuit force. The R&D and design of every product series are verified through flow field and temperature field simulation analysis to determine the winding average temperature rise and hot-spot temperature, ensuring product performance.
Smart O&M platform
By collecting key data such as transformer temperature, current, voltage, vibration, and grid harmonics, it enables online power quality analysis and fault alarms, and can be installed on mobile phones.
