LSA 40

Leroy-Somer LSA 40 | 10 - 20 kVA

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

Overview
Specifications
Options
Downloads

Power	10 - 20 kVA*
Voltage	220 - 480V
Poles	4
Speed	1500 - 1800 rpm
Shaft height	160 mm
Max efficiency	91.3 %
Excitation	SHUNT / AREP
Regulation	R220 / D350 / D550

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

Applications

Industrial

Telecom

Commercial

Marine

Benefits

COMPACT
Opimized cooling system

HIGH RELIABILITY
Class H insulation

HIGH EFFICIENCY
Suited for prime applications

Insulation class	H
Winding pitch	2/3 (winding 6)
Number of wires	12
Protection	IP 23
Altitude	≤ 1000 m
Overspeed	2250 rpm
Air flow	0.06m³/s, 50 Hz - 0.072m³/s, 60 Hz
Excitation system / AVR type	AREP / D350 or D550 SHUNT / R220
Voltage regulation (Steady state)	± 0,25% AREP / ± 0.5% SHUNT

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

Flex plate / Flange	3	4	5
11½	●	-	-
10	●	●	-
8	●	●	-
7 ½	-	●	●
6 ½	-	●	●

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.

Category	Type	Description	Downloads
Literature	Catalogue Ref. 6242		FR EN ZH
Literature	Maintenance manual Ref. 4455		FR EN ES DE IT PT RU NL PL ZH CZ
Literature	A.V.R manuals	D350	CZ DE EN ES FR IT NL PT RU
Literature	A.V.R manuals	D550	CZ DE EN ES FR IT JA NL PL PT RU ZH
Literature	A.V.R manuals	R220	DE EN ES FR IT NL PT RU
Literature	A.V.R manuals	R221	DE EN ES FR IT NL PT RU
Drawings	DWG files	B-34 (160)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	DWG files	SAE 5-7½ (160)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	DWG files	SAE 5-7½ (180)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	DXF files	SAE 3 - 10 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 3 - 10 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 3 - 11½ - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 3 - 11½ - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 3 - 8 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 3 - 8 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 10 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 10 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 6½- H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 6Â½ - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 7½ - H=160	LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 7Â½ - H=160	LSA 40 L7
Drawings	DXF files	SAE 4 - 7Â½ - H=180	LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 8 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	DXF files	SAE 4 - 8 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	B-34 (160)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	PDF files	SAE 3 - 10 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 3 - 10 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 3 - 11½ - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 3 - 11½ - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 3 - 8 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 3 - 8 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 10 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 10 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 6½- H=160	LSA 40 L7 LSA 40 M5
Drawings	PDF files	SAE 4 - 6Â½ - H=160	LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 6Â½ - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 -S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 7½ - H=160	LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 7Â½ - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4
Drawings	PDF files	SAE 4 - 7Â½ - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 8 - H=160	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4 - 8 - H=180	LSA 40 L7 LSA 40 M5 LSA 40 S3 - S4 LSA 40 VS1 - VS2
Drawings	PDF files	SAE 4-6½ (180)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	PDF files	SAE 4-7½ (160)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	PDF files	SAE 4-7½ (180)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	PDF files	SAE 5-7½ (160)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2
Drawings	PDF files	SAE 5-7½ (180)	LSA 40 M5 LSA 40 S3-S4 LSA 40 VS1-VS2