Leroy-Somer Industrial Alternator LSA 49.3
Leroy-Somer LSA 49.3 | 660 - 1000 kVA
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Power 660 - 1000 kVA*
Voltage 220 - 480V
Poles 4
Speed 1500 - 1800 rpm
Shaft height 400 mm
Max efficiency 96.9 %
Excitation AREP / PMG
Regulation 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

LSA alternators are engineered to withstand the test of time and extreme conditions, sourcing the best materials and focusing on sturdy construction.

Theys are also highly customizable and can be adapted to fit any specification.

Insulation class H
Winding pitch 2/3 (winding 6S)
Number of wires 6 (12 option)
Protection IP 23
Altitude ≤ 1000 m
Overspeed 2250 rpm
Air flow 1 m3/s (50Hz) / 1.2 m3/s (60Hz)
Excitation system / AVR type AREP or PMG / D350
Voltage regulation (Steady state) ± 0,25%
Short-circuit current (3 IN / 10 s) 300 % (3 IN) : 10s

 

 

Regulators D350 D550
Mains Paralleling - ●
3-phase sensing ● ●
Advanced settings ● ●
Data logging & monitoring ● ●
Remote communication ● ●
Remote voltage potentiometer ○ ○
CT for paralleling ○ ○
R791 RFI suppression kit (standard in Europe) ○ ○

● : Included             ○ : Option             - : Not available

 

 

Flex plate / Flange 1 1/2 0 00
14 ● ● ● -
18 - - ●
 ●
  • 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.