LSA 44.3

70 - 200 kVA

Leroy-Somer LSA 44.3

LSA 44.3

High performance and reliable industrial alternator for all types of generator sets

Power 70 - 200 kVA*
Voltage 220 - 440V
Poles 4
Speed 1500 - 1800 rpm
Shaft height 270  mm
Max efficiency 95.6 %
Excitation SHUNT / AREP / PMG
Regulation R250 / D350 / D550

* kVA/50Hz - kW/60Hz | Continuous / 40°C
(Discrepancies may occur, consult catalogue for exact figures)

Applications

Commercial application
Commercial
Industrial application
Industrial
Powerplant application
Powerplants
Marine application
Marine

Benefits

COMPACT
Opimized cooling system.

HIGH RELIABILITY
Class H insulation.

HIGH EFFICIENCY
Suited for prime applications 

 

Downloads

  • Key features
    Insulation class H
    Winding pitch 2/3 (wdg 6)
    Number of wires 12
    Protection IP 23
    Altitude ≤ 1000 m
    Overspeed 2250 min-1
    Air flow 0.25m3/s, 50 Hz -0.3m3/s, 60 Hz
    Excitation system / AVR type SHUNT / R250 - AREP / D350
    Voltage regulation (Steady state) ±0.5% SHUNT / ±0.25% AREP
    Short-circuit current (3 IN / 10 s) 300 % (3 IN) : 10s
  • Regulation

    TabCopy1

    Regulators R250 D350 D510C
    Mains Paralleling - -
    3-phase sensing -
    Advanced settings -
    Data logging & monitoring -
    Remote communication -
    Remote voltage potentiometer -
    CT for mains paralleling -
    R791 RFI suppression kit (standard in Europe)

     

    ● : Included             ○ : Option             - : Not available

  • Coupling
    Flex plate / Flange 1 2 3 4
    14 - - -
    11 1/2 -
    10
    8 - -
  • Options
    • Other voltages available (specific windings).
    • Space heater.
    • Winding protection for harsh environments and relative humidity above 95%.
    • Specific cable outlet.
    • Temperature detectors.
    • Thermal protection for winding and shields.
    • Remote Voltage Trimmer.
    • Filters on air inlet: derating 5%.
    • IP 44 Filters on air inlet and air outlet : derating 10%.
    • Lower shaft height on demand.
    • Two bearing.
    • Customizable Painting.
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