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Alternateur PRO22M F/4

Alternateur Linz Electric PRO22M F/4 – Alternateur Synchrone Triphasé Industriel

L’alternateur PRO22M F/4 fournit 135 kVA à 50 Hz et 162 kVA à 60 Hz, assurant une énergie propre, une faible distorsion (<3 % THD) et une fiabilité durable pour les usages continus et standby.

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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:

    The Linz Electric PRO22M F/4 is a heavy-duty, brushless, self-excited synchronous alternator engineered for medium–large industrial generator systems. It features an AVR regulator (HVR11 or HVR30) providing ±1% voltage regulation. Designed to operate at 1500 rpm (50 Hz) and 1800 rpm (60 Hz), it complies with EN60034-1, ISO 8528-3, and EN55011 (EMC) standards.

  • Electrical Specifications:

    • Rated Power: 135 kVA (50 Hz) / 162 kVA (60 Hz)

    • Rated Voltage (Star): 380–480 V

    • Frequency: 50 / 60 Hz

    • Power Factor: 0.8

    • Efficiency: up to 94% depending on load

    • Total Harmonic Distortion (THD): <3%

    • Voltage Regulation: ±1%

    • Sustained Short-Circuit Capability: >250% of nominal current

    • Overload Rating: 110% for 1 hour every 6 hours

    • Cooling Air Requirement: 22–27 m³/min

  • Winding & Excitation System:

    • Stator: Double-layer winding with auxiliary winding

    • Rotor: Wound rotor with damping cage

    • Winding Pitch: 2/3

    • Number of Leads: 12

    • Stator Resistance: 0.018 Ω @ 20°C

    • Rotor Resistance: 1.90 Ω @ 20°C

    • Exciter Stator Resistance: 7.8 Ω

    • Exciter Rotor Resistance: 0.27 Ω

    • Excitation Current:

    – No-load: 1.65 A

    – Full load: 4.40 A

  • Reactances & Time Constants (50 Hz):

    • Xd: 150% – 100%

    • X’d: 15.3% – 10.0%

    • X’’d: 5.0% – 3.2%

    • Xq: 85% – 60%

    • T’do: 95 ms

    • T’d: 7 ms

    • T’’d: 5 ms

  • Mechanical Specifications:

    • Frame Configurations: B3, B3/B14, B3/B9

    • Weight: 345–365 kg depending on configuration

    • Moment of Inertia: 1.20–1.38 kg·m²

    • Bearings:

    – Drive End: 6313-2RS-C3

    – Non-Drive End: 6310-2RS-C3

    • Maximum Overspeed: 2250 rpm

    • Cooling Method: Self-ventilated airflow system

  • Performance & Efficiency:

    • 50 Hz Efficiency:

    – 25% load: ~92%

    – 50% load: ~93%

    – 75% load: ~94%

    – 100% load: ~94%

    • 60 Hz Efficiency: up to 94.5%

    • Transient Load Response: <25% voltage dip with <0.5 s recovery

    • Low waveform distortion thanks to 2/3 pitch winding

  • Environmental & Operating Conditions:

    • Ambient Temperature: 40°C

    • Altitude Derating: Above 1000 m

    • Insulation Class: Class H

    • Protection: IP23

    • Mechanical and vibration compliance per EN standards

  • Certifications:

    • EN60034-1

    • ISO 8528-3

    • EN55011

    • Optional UL/CSA certification packages

Datasheet

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