Siemens SIRIUS 3RW44 Manual page 55

"Voltage ramp with current limiting" starting mode
SIEMENS
3RW44
Menu
ESC OK
Display mea- 1 1
sured value
select select
ESC OK
Status display 2
select
ESC OK
3
Settings
select
OK
ESC OK
1
Parameter
set 1
select
OK
ESC
Motor 1
ESC
Starting
settings
ESC
Starting mode
Adjustable
Voltage ramp
from ... to
ESC
Start voltage
20 ... 100 %
ESC
Starting time
0 ... 360 s
ESC
Maximum start-
ing time
1 ... 1000 s
deactivated
ESC
Current limiting
value
125 ... 550 %
ESC
Breakaway
voltage
40 ... 100 %
ESC
Breakaway
time
0 ... 2000 ms
ESC
Fig. 5-9: "Voltage ramp with current limiting" starting mode
SIRIUS 3RW44 manual
GWA 4NEB 535 2195-02 DS 02
Voltage in %
U 100 %
Motor
Breakaway voltage
Start voltage
4_1_Menü_Startart_Spannungsrampe.wmf
1
Motor current
select
OK
2
Beginning deter-
mined by specified
select
starting mode, in this
case breakaway pulse
OK
OK
1
I
Soft starter,
adjustable current
limit value
change
Beginning deter-
OK
mined by specified
2
starting mode, in this
case voltage ramp
40.0 %
change
OK
5
20 s
change 4_2_Menü_Startart_Spannungsrampe_mit_Strombegrenzung.wmf
OK
6
change
OK
7
450 %
change
OK
8
80 %
change
OK
9
0 ms
change
OK
Breakaway time
Starting time
Maximum starting time
I
I
Direct
on-line
starting
motor
I
e Motor
Commissioning
Time (t)
100 % Voltage
at the motor
Motor speed
n
n
e Motor
5-13
s