Siemens SIRIUS 3RW44 - Page 61

Commissioning
SIRIUS 3RW44 System Manual
GWA 4NEB 535 2195-02 DS 04
5-17
"Torque control with current limiting" starting mode
Figure 5-11:"Torque control with current limiting" starting mode
4_4_Drehmomentrampe_mit_Strombegrenzung.wmf
4_3_Drehmomentrampe.wmf
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
Motor current
I
I
Direct
Beginning deter-
mined by specified
starting mode, in this
case breakaway pulse
I
Soft starter
adjustable current
limit value
I
e Motor
n
e Motor
Motor speed
n
on-line
starting
motor
Beginning deter-
mined by specified
starting mode, in this
case torque control
change
ESC
Starting mode
1
select
ESC
Starting
2
OK
settings
M+curr. limit.
OK
change
ESC
Start torque
3
50.0 %
OK
change
ESC
Starting time
5
20 s
OK
change
ESC
Maximum
6
deactivated
OK
Starting time
change
ESC
Current limiting
7
450 %
OK
value
change
ESC
Breakaway
8
80 %
OK
voltage
change
ESC
Breakaway time
9
0 ms
OK
Adjustable
from ... to
10 ... 100 %
20 ... 200 %
0 ... 360 s
1 ... 1,000 s
125 ... 550 %
40 ... 100 %
0 ... 2,000 ms
change
ESC
Limiting
4
150 %
OK
torque
select
ESC
Motor 1
1
select
ESC
Parameter
1
set 1
select
ESC
Settings
3
OK
Display mea-
select
SIEMENS
Menu
3RW44
1
sured value
ESC
ESC OK
OK
select
1
Status display
select
2
ESC OK
OK
OK
OK
OK