Leroy-Somer R452 Installation And Maintenance Manual page 7

LEROY-SOMER
- Typical effects of a ''LAM'' with a diesel engine.
Voltage
U
N
0.9
0.8
Frequency
f
N
0.9
0.8
Load
w/o LAM (U/F only)
INSTALLATION AND MAINTENANCE
VOLTAGE REGULATOR R452
P
RESENTATION OF THE
Transient voltage dip
LAM
Speed drop
"LAM" action
0 1
Ref. 3563 GB - 4.33 / a - 01.02
R 452
(U/f)
LAM
LAM
∆ P Load step
2 3
with Lam
Time (s)
7