Product Card

Alternator Specifications
Alternator LEROY
SOMER
Model LSA 40-M5
Type Brushless
Class H
IP protection 23
Winding insulation Protection
System 2
Poles 4
Winding leads 12
Voltage regulation system Electronic
Standard AVR R 438
Voltage tolerance % 0.5
SPECIALLY ADAPTED TO APPLICATIONS
The LSA 40 alternator is designed to be suitable for typical generator applications,
such as: backup, marine applications, rental, telecommunications, etc.
TOP OF THE RANGE ELECTRICAL PERFORMANCE
● Class H insulation.
● Standard 12 wire re-connectable winding, 2/3 pitch, type no. 6.
● Voltage range:
- 50 Hz: 220 V - 240 V and 380 V - 415 V
- 60 Hz: 208 V - 240 V and 380 V - 480 V
● High efficiency and motor starting capacity.
● R 791 interference suppression conforming to standard EN 55011 group 1 class B
standard for European zone (CE marking).
EXCITATION AND REGULATION SYSTEM
● Excitation system: AREP
● Voltage A.V.R.: R 438
REINFORCED MECHANICAL STRUCTURE
● Compact rigid assembly to better withstand generator vibrations.
● Steel frame.
● Aluminium flanges and shields.
● single-bearing designed to be suitable for heat engines.
● Half-key balancing
PROTECTION SYSTEM SUITED TO THE ENVIRONMENT
● The LSA 40 is IP 23.
● Winding Protection Standard: for clean environments with relative humidity ≤ 95%,
including indoor marine environments.
● Winding Protection System 2: reinforced insulation for tropical environment
(abrasive atmosphere), rental (except for coastal area), relative humidity > 95%
COMPLIANT WITH INTERNATIONAL STANDARDS
The LSA 40 alternator conforms to the main international standards and regulations:
- IEC 60034, NEMA MG 1.32-33, ISO 8528-3, CSA C22.2 n°100-14, UL 1146 (UL 1004
on request), marine regulations, etc.
It can be integrated into a CE marked generator.
The LSA 40 is designed, manufactured and marketed in an ISO 9001 environment and
ISO 14001.