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Leroy-Somer LSA 42.3 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 25 – 60 kVA*
Voltage 220 – 480V
Poles 4
Speed 1500 – 1800 rpm
Shaft height 180 mm
Max efficiency 93.7 %
 Excitation SHUNT / AREP / PMG
 Regulation  R220 / 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
Optimized cooling system.

HIGH RELIABILITY
Class H insulation.

HIGH EFFICIENCY
Suited for prime applications

 

Regulations

Regulators R220 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

Key Features

Insulation class H
Winding pitch 2/3 (wdg 6)
Number of wires 12
Protection IP 23
Altitude ≤ 1000 m
Overspeed 2250 rpm
Air flow 0.10m3/s, 50 Hz – 0.13m3/s, 60 Hz
Excitation system / AVR type AREP / D350 or D550

SHUNT / R220

PMG / D350 or D550

Voltage regulation (Steady state) ± 0.25% AREP / ± 0.5 SHUNT
Short-circuit current (3 IN / 10 s) 300 % (3 IN) : 10s

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