Three-Phase AC Synchronous Alternator
This three-phase AC synchronous alternator is designed for use as an electric power source in various settings. It can also be utilized as a reserved power source for emergent situations.



Technical Specifications
Overview
Reliable Power Generation for Diverse Environments
The STC Series Three-Phase AC Synchronous Alternators are engineered for versatile use in towns, worksites, and remote pasture lands. These drip-proof units feature a harmonic excitation system for easy operation and simple maintenance, making them ideal as primary lighting sources or emergency backup power. Designed for stability, they return quickly to normal working states after sudden load changes and can directly start unloaded squirrel cage induction motors.
Electrical Specifications
Rated Voltage
- Frequency
- 50 Hz
- Power Factor
- 0.8
- Wiring System
- Three-phase four-wire type with star connection and neutral point
Performance & Operation
Protection Type
- Excitation System
- Harmonic excitation
- Rated Speed
- 1500 r.p.m
- Coupling Options
- Direct CouplingV-Belt
Model Range
Output Performance by Model
| Model | kW | kVA | Current (A) |
|---|---|---|---|
| STC-3 | 3 | 3.8 | 5.4 |
| STC-5 | 5 | 6.3 | 9 |
| STC-10 | 10 | 12.5 | 18.1 |
| STC-20 | 20 | 25 | 36.1 |
| STC-50 | 50 | 62.5 | 90.2 |
Applications
Recommended Applications
- Town and countryside lighting
- Construction worksites
- Mountain and pasture land power
- Emergency reserved power source
- Direct starting of squirrel cage induction motors



