220kv and Above Power Transformer - High-Voltage Transmission Solution

Product Details
Customization: Available
Application: Power
Phase: Three
Diamond Member Since 2020

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  • 220kv and Above Power Transformer - High-Voltage Transmission Solution
  • 220kv and Above Power Transformer - High-Voltage Transmission Solution
  • 220kv and Above Power Transformer - High-Voltage Transmission Solution
  • 220kv and Above Power Transformer - High-Voltage Transmission Solution
  • 220kv and Above Power Transformer - High-Voltage Transmission Solution
  • 220kv and Above Power Transformer - High-Voltage Transmission Solution
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Basic Info.

Model NO.
S11
Cooling Method
Oil-immersed Type Transformer
Winding Type
Multi-winding Transformer
Certification
ISO9001-2000, ISO9001
Usage
Power Transformer
Frequency Characteristics
Power Frequency
Shape of Core
Ring
Brand
Ceeg
Rated Capacity
31500-420000kVA
Primary Voltage
220/230/242kv
Secondary Voltage
115/121/69/66/63/33/35/38.5kv
Frequency
50/60Hz
Impedance
12/14
Connection Symbol
Ynyn0/Ynd11/D11
Tapping Range
8*1.25%/2*25%
Trademark
CEEG
Origin
Jiangsu, China
HS Code
8504349000
Production Capacity
1

Product Description

The CEEG 220kV oil-filled power transformer is designed to serve urban power grids, power stations, and large-scale industrial enterprises. Distinguished by its high overload capacity, absence of partial discharge, low noise, and robust short circuit resistance, it significantly enhances power supply stability. Through our specialized design, we have achieved a 20% reduction in no-load loss, a 5% reduction in load loss, and a 3-5 dB decrease in noise levels compared to national standards. Available models include S11, S18, S20, SS20, SSZ20, SSZ22, OSSZ20, among others.

We proudly offer three-phase, three-winding 180,000kVA/220kV liquid-filled transformers for multiple power stations, featuring the following exceptional attributes:

1. No Partial Discharge : The actual measured partial discharge is less than 50pC, which is significantly lower than the background noise.

2. High Efficiency and Low Loss : Our innovative core and coil design, combined with advanced leakage magnetic flux control technology, effectively minimizes additional and stray losses.

3. Low Noise : The actual measured noise level is below 60dB, surpassing national standards.

4. Intelligent Design : Engineered to meet the demanding operational requirements of intelligent substations.

5. Maintenance-Free Design : Featuring comprehensive design elements such as air self-cooling methods, fiberglass dry-type bushings, and metal corrugated internal oil-type conservators, this transformer is free from routine on-site maintenance, ideal for unattended substations.

6. Compact Structure Design : Utilizing the advanced 220kV end inlet method, it boasts a compact overall structure that facilitates easier transportation and on-site installation.

7. Strong Short Circuit Resistance : Employing foreign short-circuit mechanical force verification procedures, we ensure that all assembly stages of the transformer body meet stringent design requirements.

8. Over 40-Year Design Life : Featuring a unique high-temperature-resistant hybrid insulation system based on temperature field simulation analysis, ensuring all components have the same design life as the transformer itself.

9. Passes All Routine and Type Tests at Once : The transformer achieves advanced domestic performance levels, passing all routine and type tests on the first attempt.

DuPont Nomex--Globally Recognized High-Quality Electrical Insulating Materials
220kv and Above Power Transformer - High-Voltage Transmission Solution
Chemical Stability: These materials exhibit excellent chemical stability due to the absence of weak C-H bonds.

Heat Resistance: Capable of stable operation at 220
ºC for extended periods and can withstand short-term exposure to 350
ºC. At 250
ºC, they do not melt, flow, or support combustion. Even at 750
ºC, no toxic or corrosive gases are released.

Safety and Environmental Protection: These materials are safe for humans and animals, producing low smoke concentrations and no harmful gases when burned.
 
220kv and Above Power Transformer - High-Voltage Transmission Solution


In-house High Voltage Testing Center
220kv and Above Power Transformer - High-Voltage Transmission Solution220kv and Above Power Transformer - High-Voltage Transmission Solution220kv and Above Power Transformer - High-Voltage Transmission Solution

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