Lineup
Generator
Air-cooled Generators
The simple structure of the outstanding air-cooled generators ensures easy maintenance and short time installation.
Note: Power-generator business was transferred to Mitsubishi Generator Co., Ltd on April 1, 2024. Click here for details.
![](/eig/energysystems/products/pg/generator/image/bg01.jpg)
Specifications
Output | ~400MVA class (FTC) ~100MVA class (SFM) |
---|---|
Voltage | ~21kV |
Thermal insulation class | Class 155 (F) |
Temperature rise | Class 130 (B) |
Rotational speed | 3,000min-1 |
Frequency | 50Hz / 60Hz |
Efficiency | ~98.8% |
- * Separate series 20MVA class 4-pole generator also available
System configuration
![](/eig/energysystems/products/pg/images/1-1-01.png)
Cooling Structure
![](/eig/energysystems/products/pg/images/1-1-02.png)
Latest Technologies
New ventilation system for larger output
The latest analytical technologies applied, achieving an optimal cooling system that suppresses temperature rise throughout the generator and realizes higher generator output.
![](/eig/energysystems/products/pg/images/1-1-03.jpg)
CFD analysis
Higher efficiency fan for lower windage loss
A small, high efficiency propeller fan is incorporated to ensure that required fan characteristics are realized, sufficiently reducing wind loss and realizing a high efficiency generator.
SFM(Simple Frame Modular)
For small and medium output air-cooled generator(up to 100 MVA class)
![](/eig/energysystems/products/pg/images/1-1-04.png)
FTC(Fan-to-Cooler)
For large output air-cooled generator(from 100 MVA class)
![](/eig/energysystems/products/pg/images/1-1-05.png)