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Alternateur PRO35S D/4

Alternateur Linz Electric PRO35S D/4 – Alternateur Synchrone Triphasé Sans Balais

L’alternateur PRO35S D/4 de Linz Electric est un alternateur synchrone triphasé 4 pôles, sans balais, destiné aux groupes électrogènes industriels et commerciaux. Il fournit 550 kVA à 50 Hz et 660 kVA à 60 Hz, assurant une sortie de tension stable, une faible distorsion harmonique et une excellente fiabilité sur le long terme. Équipé d’une isolation classe H, d’une protection IP23 et d’une excitation AVR, il est idéal pour les applications continues et de secours.

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Puissance Principale (kVA / kW)

Puissance Standby (kVA / kW)

Vitesse (r.p.m)

Tension Standard (V)

Facteur puissance (Cos Phi)

General Characteristics

  • Three-phase synchronous alternator

  • 4-pole, brushless, self-excited

  • Electronic AVR voltage 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: 550 kVA

  • Rated Power at 60 Hz: 660 kVA

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

  • Rated current: 273.5 A

  • Power factor: 0.8

  • Frequency: 50 / 60 Hz

  • Phase: Three-phase

  • Efficiency:

    • 91.4% at 50 Hz

    • 92.7% at 60 Hz

  • Short-circuit transient reactance X’’d: 0.066 p.u.

  • Harmonic distortion: < 5%

  • Winding pitch: 2/3

Excitation & Voltage Regulation

  • Brushless excitation with auxiliary winding

  • AVR located inside terminal box

  • 12-lead reconnectable winding

  • Stable voltage control during load variations

Mechanical Specifications

  • Frame size: 35

  • Dimensions:

    • Length (L): 993 mm

    • Height (H): 690 mm

    • Width (W): 560 mm

  • Shaft diameter: 55 mm

  • Total weight: 389 kg

  • Cooling: Shaft-mounted fan

  • Mounting: Suitable for single-bearing generator coupling

Operational Performance

  • Excellent voltage recovery during sudden load application

  • High efficiency contributes to improved fuel performance

  • Suitable for continuous-duty and standby power systems

  • Performs efficiently with resistive, inductive, and nonlinear loads

Applications

  • Industrial generator units

  • Commercial backup and emergency systems

  • Rental and construction gensets

  • Telecom, utilities, and infrastructure power backup

Datasheet

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