Siemens SIRIUS 3RW44 - Page 60

Commissioning
SIRIUS 3RW44 System Manual
5-16 GWA 4NEB 535 2195-02 DS 04
"Torque control" starting mode
Figure 5-10:"Torque control" starting mode
4_3_Drehmomentrampe.wmf
Limiting torque
* Notice
In order to start the motor, the parameter value should be set to about
150 %. It should be high enough to ensure that the motor does not get stuck
during startup. This ensures that enough acceleration torque is generated
throughout the entire motor run-up phase.
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 generated)
Time (t)
s
change
ESC
Starting mode
1
select
ESC
Starting
2
OK
settings
Torque control
OK
change
ESC
Start torque
3
50.0 %
OK
change
ESC
Limiting
4
150 %
OK
change
ESC
Starting time
5
20 s
OK
change
ESC
Breakaway
8
80 %
OK
voltage
change
ESC
Breakaway time
9
0 ms
OK
torque
change
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
select
ESC
Motor 1
1
select
ESC
Parameter
1
set 1
select
ESC
Settings
3
OK
Display mea-
SIEMENS
Menu
3RW44
1
sured value
ESC
ESC OK
OK
select
Status display
select
2
ESC OK
OK
OK
OK
OK