[rank_math_breadcrumb]
L’alternateur PRO28M F/4 fournit 350 kVA à 50 Hz et 420 kVA à 60 Hz, garantissant une régulation de tension précise, une faible distorsion harmonique et une exploitation fiable. Conçu avec classe H, IP23 et AVR, il est adapté aux applications industrielles et de secours.
General Characteristics:
• Three-phase synchronous alternator
• 4-pole, brushless, self-excited
• Electronic AVR regulation
• Rated speed: 1500 rpm (50 Hz) / 1800 rpm (60 Hz)
• Cooling: Self-ventilated
• Protection degree: IP23
• Insulation class: H
• Standards: EN 60034-1, IEC 60034-1, ISO 8528-3
Electrical Specifications:
• Rated Power at 50 Hz: 180 kVA
• Rated Power at 60 Hz: 216 kVA
• Rated voltage: 400/230 V (50 Hz) / 480/277 V (60 Hz)
• Rated current: 259.0 A
• Power factor: 0.8
• Frequency: 50 / 60 Hz
• Phase: Three-phase
• Efficiency:
– 92.7% at 50 Hz
– 93.7% at 60 Hz
• Transient reactance X’’d: 0.053 p.u.
• Harmonic distortion (THD): < 5%
• Winding pitch: 2/3
Excitation & Regulation:
• Brushless excitation with auxiliary winding
• AVR installed inside terminal box
• 12-lead reconnectable winding
• Stable voltage regulation under load variation
Mechanical Specifications:
• Frame size: 28
• Dimensions:
– Length (L): 973 mm
– Height (H): 690 mm
– Width (W): 540 mm
• Shaft diameter: 55 mm
• Weight: 416 kg
• Cooling: Shaft-mounted fan
• Mounting: Suitable for single-bearing generator coupling
Operational Performance:
• Withstands sudden load application with stable voltage recovery
• High efficiency supports fuel savings in genset operation
• Suitable for continuous-duty and standby configurations
• Performs reliably under resistive, inductive, and nonlinear loads
Applications:
• Industrial gensets
• Backup and emergency power
• Rental fleet and construction power
• Utility, telecom, infrastructure systems
