Siemens SIRIUS 3RW44 - Page 60

Commissioning
SIRIUS 3RW44 manual
5-16 GWA 4NEB 535 2195-02 DS 06
"Torque control" starting mode
Figure 5-10:"Torque control" starting mode
change
ESC
Starting mode
1
select
ESC
Starting
2
OK
settings
Torque control
OK
ESC
Start torque
3
50.0 %
OK
ESC
Limiting
4
150 %
OK
ESC
Starting time
5
20 s
OK
ESC
Breakaway
8
80 %
OK
voltage
ESC
Breakaway
9
0 ms
OK
torque
4_3_Drehmomentrampe.wmf
ESC
Maximum
6
deactivated
OK
starting time
Adjustable
from ... to
10 ... 100 %
20 ... 200 % *
0 ... 360 s
1 ... 1,000 s
40 ... 100 %
0 ... 2,000 ms
ESC
Motor 1
1
ESC
Parameter
1
set 1
ESC
Settings
3
OK
Display mea-
select
SIEMENS
Menu
3RW44
1
sured value
ESC
ESC OK
OK
select
1
Status
select
2
display
ESC OK
OK
OK
OK
OK
Limiting torque
*) Notice
In order to start the motor, the parameter value should be set to approx.
150 %. It should be high enough to ensure that the motor does not become
stuck during run-up. This ensures that enough acceleration torque is
generated throughout the entire motor run-up phase.
select
select
select
change
change
change
change
change
change
1
1
Motor
torque (M)
Nm
Breakaway voltage
Limiting torque
M
Nom
Start torque
Breakaway time
Starting time
Maximum starting time
M
Direct on-line starting
(
maximum torque to be
g
enerated
)
Time (t)
s
time