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Three Phase A.C Synchronous Generator STC series

Category: generator

Wholesale Three Phase A.C Synchronous Generator STC series from FUAN KELIANG factory (Since 1991). CE/ISO9001 certified, power 3kW - 20kW. Request factory wholesale price!

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Brand: Keliang

Category: generator

Supply Ability: 50,000 Units / Month

Port: Fuzhou / Xiamen, China

Description & Specifications

Product Overview

The Three Phase A.C Synchronous Generator STC series represents an industrial-grade electric power generation solution manufactured by FUAN KELIANG ELECTRICAL MACHINERY CO.,LTD. Designed for robust standby and prime continuous power generation, this series offers high electrical stability, rapid transient response, and outstanding reliability in challenging operating conditions worldwide.

Key Engineering Features

  • Advanced Brushless Alternator Technology: Equipped with an automatic voltage regulator (AVR) providing tight voltage regulation (±1.0%) and superior motor starting capability.
  • 100% Copper Stator & Rotor Windings: Class H insulation materials with triple vacuum pressure impregnation (VPI) for superior resistance against harsh climates, humidity, and tropical heat.
  • Low Harmonic Waveform Distortion: Optimized 2/3 pitch winding design suppresses third harmonic currents, ensuring clean, distortion-free power for sensitive electronic equipment.
  • Robust Heavy-Duty Construction: High-rigidity steel frame and heavy-duty dynamically balanced rotor ensuring low operational vibration.
  • Flexible Coupling & Mounting: Standard SAE single-bearing disc coupling and double-bearing configurations for seamless assembly with major engine brands.

Technical Capabilities & Ratings

The Three Phase A.C Synchronous Generator STC series covers standardized capacities including models such as STC-3, STC-5, STO7.5, STC-10, STC-12, STC-15:

  • Power Output Spectrum: 3kW - 20kW.
  • Electrical Characteristics: 50Hz (1500 RPM) / 60Hz (1800 RPM), Star/Delta reconnection (110V to 480V 3-phase).
  • Insulation & Protection: Class H insulation, IP23 standard ingress rating with optional marine / tropical protective winding treatments.

Application Environments

Ideal for prime electrical power in remote mining sites, telecommunications base stations, hospital backup emergency systems, construction power, commercial high-rise buildings, agricultural irrigation power units, and marine auxiliary power.

Factory Wholesale & OEM/ODM Engineering

Backed by Keliang's 30+ years of electrical machinery engineering, we provide comprehensive OEM/ODM solutions: customized voltage outputs, specialized controllers, automatic transfer switch (ATS) integration, soundproof weatherproof canopies, and export wooden crate packaging.

TECHNICAL DATA & SPECIFICATIONS

Factory Standard Specifications (50Hz / 60Hz Customizable)
showing 25 / 25
ModelOutputInstalling dimensionsExternal dimensions
KWKVAABCDEFGHKabh1hL1L2
STC-333.821617889Ø32801027132133425018400480270
STC-556.3254254108Ø38B01233160165031025450580325
STO7.57.59.4254254108Ø3860123316016503102558580325
STC-101012.5279203121Ø421101237180166033925590610365
STC-121215279203121Ø421101237iao166033925490610365
STC-151518.8318228133Ø481101445200206037830500660400
STC-202025318228133Ø481101445200206037830500660400
STC-303038356286149Ø601401853225206542132650770452
STC-404050356286149Ø601401853225206542132650770452
STC-505062.5356311149Ø601401853225206542132650B10452
STC-646480406349149Ø701402062.5250248456032650905560
STC-757593.7406406149Ø701402062.5250248456032650945560
ModelOutput (KW)Output (KVA)Current(A)Pole NumberSychronous Speed (r.p.m)
STC-333.85.441500
STC-556.3941500
STC-7.57.59.413.541500
STC-101012.518.141500
STC-12121521.741500
STC-151518.827.141500
STC-20202536.141500
STC-303037.554.141500
STC-40405072.241500
STC-505062.590.241500
STC-64648011541500
STC-757593.713541500

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Three Phase A.C Synchronous Generator STC series
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