Alternateur PRO22S A/4

General Characteristics

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

• Self-excited with electronic AVR

• Suitable for 1500 rpm (50 Hz) and 1800 rpm (60 Hz) generator sets

• Compliant with EN60034-1 and ISO 8528-3 standards

Electrical Specifications

• Rated Power at 50 Hz: 80 kVA

• Rated Power at 60 Hz: 96 kVA

• Voltage range (star connection): 400 V / 480 V class

• Frequency: 50 Hz or 60 Hz

• Phase: Three-phase

• Power factor: 0.8

• Voltage regulation via AVR

• Low harmonic distortion suitable for sensitive equipment

Winding & Construction

• Brushless design with auxiliary winding

• 12-lead reconnectable terminal system

• 2/3 pitch winding for reduced harmonic distortion

• Stator and rotor designed for high thermal stability

Insulation & Protection

• Insulation class: Class H

• Protection degree: IP23

• Self-ventilated cooling system

Operational Performance

• Designed for both prime and standby generator applications

• Stable voltage output under step-load variations

• High efficiency for reduced engine fuel consumption

Mechanical Characteristics

• Robust steel frame suitable for industrial generator installations

• Adaptable coupling and mounting options depending on generator frame

• Shaft-mounted fan for forced ventilation

Application Areas

• Industrial generator sets

• Commercial backup power

• Construction and rental power equipment

• Telecom, infrastructure and mission-critical support systems