Leroy-Somer LSA 44.3

Leroy-Somer LSA 44.3

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

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

Applications

Commercial

Industrial

Powerplants

Marine

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	0.25m3/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

• RegulationTabCopy1
  

  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.