Three-Phase AC Brush Alternator

This three-phase AC brush alternator is designed for power generation in diverse settings. It features a brush excitation system for consistent voltage regulation and easy maintenance.

STC series three phase ac brush alternator - Image 1

Technical Specifications

Product Overview

STC Series Three-Phase AC Brush Alternator

The STC series three-phase AC brush alternator is a robust and dependable power generation solution designed for diverse environments. Engineered with high-quality magnetic and electrical materials, this unit features a 3-phase, 4-wire star connection and is ideal for lighting and backup power in towns, rural areas, work-sites, and mountainous regions. Its brush excitation system and drip-proof, salient-pole rotating field design ensure stable voltage regulation and ease of maintenance.


STC series three-phase AC brush alternator unit

Technical Specifications

Standard Performance

50 Hz
Standard Frequency
230 V
Standard Voltage
1,500 RPM
Operating Speed

Build Quality

  • Insulation Class B
  • IP21 Protection Rating
  • Drip-proof design
  • 100% Copper windings

Electrical System
3-Phase4-WireStar ConnectionBrush ExcitationHarmonic Excitation

Close up view of the three-phase AC brush alternator

Compliance and Usage

Industry Certifications

CEISO 9001

Typical Applications

  • Emergency Backup Power
  • Countryside Lighting
  • Construction Work-sites
  • Mountain and Pasture Power

Available Capacity Range

Model ID
STC-2KW
STC-3KW
STC-5KW
STC-7.5KW
STC-8KW
STC-10KW
STC-12KW
STC-15KW
STC-16KW
STC-20KW
STC-24KW
STC-30KW
STC-40KW
STC-50KW

Exterior view of the STC series alternator showing rugged construction

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