Генератор PRO22S B/4

General Characteristics

• Three-phase, 4-pole, synchronous, brushless alternator

• Self-excited with electronic AVR voltage regulation

• Operates at 1500 rpm (50 Hz) or 1800 rpm (60 Hz)

• Meets EN60034-1 and ISO 8528-3 standards

Electrical Specifications

• Rated Power at 50 Hz: 90 kVA

• Rated Power at 60 Hz: 108 kVA

• Voltage output (star-connected): 400 V / 480 V class

• Frequency: 50 Hz or 60 Hz

• Phase: Three-phase

• Power factor: 0.8

• Voltage regulation: Electronic AVR

• Harmonic distortion minimized via 2/3 pitch winding

Winding & Construction

• Brushless excitation system with auxiliary winding

• 12-lead terminal system for multiple voltage configurations

• 2/3 pitch winding ensuring reduced low-order harmonics

• Stator and rotor designed for thermal stress resistance

Insulation & Protection

• Insulation class: H

• Protection rating: IP23

• Cooling system: Self-ventilated

Operational Performance

• Suitable for both continuous and standby duty

• Stable voltage under sudden load application

• High electrical efficiency improving engine fuel economy

Mechanical Characteristics

• Heavy-duty frame suitable for industrial generator environments

• Shaft-mounted fan for optimized ventilation

• Multiple mounting/coupling configurations depending on genset design

Applications

• Industrial and commercial power generation

• Backup and emergency generator systems

• Rental gensets and construction sites

• Telecommunications, utilities, and infrastructure