Leroy Somer LSA 44.3 - InnoFES Energy - Generators Solar Power UPS Inverters Transformers Switch Gear Electronics

Leroy Somer LSA 44.3



Power 70 - 150 *
Voltage 220 - 440V
Poles 4
Speed 1500 - 1800 rpm
​Shaft height ​270  mm
​​Max efficienc​​y ​​95.3 %
​Excitation ​AREP
​Regulation ​R438​
* kVA/50Hz - kW/60Hz | Continuous / 40°C

Benefits

COMPACT
Opimized cooling system.
HIGH RELIABILITY
Class H insulation.
HIGH EFFICIENCY
Suited for prime applications​ 

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 0.25 m3/s, 50 Hz - 0.3 m3/s, 60 Hz
Excitation system / AVR type AREP / R438
Voltage regulation (Steady state) ± 1%
Short-circuit current (3 IN / 10 s) 300 % (3 IN) : 10s
Totale Harmonic distortion THD no load < 4 % - on load < 4 %
​Total Harmonic Distortion - no-load ​< 2%
Total Harmonic Distortion​ - linear load ​< 5%
Waveform: NEMA = TIF < 50

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Back to topRegulation

Regulation R250 R438 R450T D510C
Regulators ​R250 R438 R450T 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) ○​

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● : Included             ○ : Option             - : Not available
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OptionsBack to top

  • 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.​