
5
LEROY-SOMER
2011.03 / a
Installation and maintenance
LSA VS 40
ALTERNATORS
4779 en -
2 - TECHNICAL CHARACTERISTICS
2.1 - Electrical characteristics
The PARTNER LSA VS 40 alternator is an
alternator without sliprings or revolving field
brushes.
2.2 - Mechanical characteristics
- Steel frame
- Aluminium end shields
- Protected ball bearings, greased for life
- Mounting arrangement
MD 35
:
Single-bearing with standard feet and SAE
flanges/coupling discs
- Drip-proof machine, self-cooled
- Degree of protection: IP 23
Diodes bridge
+ heat sink + fan
LEM battery
LEMs.
PT100
Batt.
Reg Out
EX
TE
R
N
A
L
R1 R2 R3 R4 R5 R6 R7 R8 R9
R
10
U1 U2 U3 V1 V2 V3 W1 W2 W3
Batt(v)
Batt. Cap. (Ah)
I max (A)
Exciter
Exciter field
Main field
5 +
6 -
STATOR
+ - +
-12V +12V
Ib Iu
PT PT
-
VOLT
- +
110 OV E+ E-
STAB
R 220 VSG
CCM
High
Speed
Setpoint
U
til
ity
E
ng
in
e
S
pe
ed
FUSE
300A
(not
supplied
by LS)
LEM load
+
+
_
BATTERY
LOAD
PT 100
Diodes bridge
+ Heat sink + Fan
+ - + -
Blanc / white
Bleu / blue
Rouge / red
Noir / black
+
-
1
2
Connexions par le client /
connections by customer
Noir / black
Rouge / red
Rouge / red
Rouge / red
Blanc / white
Bleu / blue
+
-
Noir / black
Noir / black
Rouge / red
Rouge / red
Blanc / white
Bleu / blue
Blanc / white
Rouge / red
Rouge / red
PTO
Rouge/red
Rouge/red