Генератор PRO28L G/4

General Characteristics:

• Three-phase, 4-pole synchronous alternator

• Brushless, self-excited excitation system

• Electronic voltage regulation (AVR)

• Rated speeds: 1500 rpm (50 Hz) / 1800 rpm (60 Hz)

• Cooling system: Self-ventilated

• Protection degree: IP23

• Insulation class: H

• Standards: EN 60034-1, IEC 60034-1, ISO 8528-3

Electrical Specifications:

• Rated Power (50 Hz): 200 kVA

• Rated Power (60 Hz): 240 kVA

• Rated voltage: 400/230 V (50 Hz) / 480/277 V (60 Hz)

• Rated current: 289.0 A

• Power factor: 0.8

• Frequency: 50 / 60 Hz

• Phase: Three-phase

• Efficiency:

– 92.3% at 50 Hz

– 93.3% at 60 Hz

• Transient reactance X’’d: 0.058 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 stator winding (various voltage configurations)

• Stable voltage under load variations

Mechanical Specifications:

• Frame size: 28

• Dimensions:

– Length (L): 973 mm

– Height (H): 690 mm

– Width (W): 540 mm

• Shaft diameter: 55 mm

• Total weight: 396 kg

• Cooling system: Forced by shaft-mounted fan

• Mounting: Suitable for single-bearing generator coupling

Operational Performance:

• Stable voltage recovery during sudden load steps

• High electrical efficiency improves fuel performance of gensets

• Suitable for continuous and standby duty

• Works with resistive, inductive, and nonlinear loads

Applications:

• Industrial and commercial generator sets

• Backup/emergency power plants

• Rental and construction gensets

• Telecommunications, utilities, infrastructure systems