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Leroy-Somer LSA 47.3 High Performance and Reliable Industrial Alternator for All Types of Generator Sets

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Can be provided separately
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Power 410 – 660 kVA*
Voltage 220 – 480V
Poles 4
Speed 1500 – 1800 rpm
Shaft height 355 mm
Max efficiency 96.9 %
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

 

Key Features

Insulation class H
Winding pitch 2/3 (winding 6)
Number of wires 12 (optional 6 wires)
Protection IP 23
Altitude ≤ 1000 m
Overspeed 2250 rpm
Air flow 0.9 m3/s (50Hz) / 1.1m3/s(60Hz)
Excitation system / AVR type SHUNT/R250 AREP or PMG/D350
Voltage regulation (Steady state) ±0.5% SHUNT / ±0.25% AREP
Short-circuit current (3 IN / 10 s) 300 % (3 IN) : 10s

 

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