Technology functions
Function diagrams
2-559
© Siemens AG 2009 All Rights Reserved
SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 11/2009
Fig. 2-109 7017 – DC brake
- 7017 -
Function diagram
87654321
FP_7017_97_54.vsd
Technology functions
G120 CU230P-2
29.10.2009 V4.3
DC brake (p0300 = 1)
MIN
–
[6714]
Kp Tn
BICO = 1
p0347
BICO = 0
p1234
p1233
p1232
p0347
p1232
<1>
<2>
<1>
<2>
0
4
t
t
t
t
OFF
DC brake fault response
Pulse disable
Pulse disable
n_act
n_set
|I_set|
|I_act|
n_act
n_set
Braking response
|I_set|
|I_act|
The DC braking current is determined during automatic calculation (p0340 = 1).
The de-magnetization time is determined during automatic calculation (p0340 = 1, 3).
To pulse disable
To sequencer
From I²t control [8014]
|I_set|
Current actual values
The parameters of the
I_max current controller are also used.
To control [6730]
To V/f characteristic [6300]
(0)
DC brake active
p1230 [C]
DC brake config
0 ... 4
p1231 [D] (0)
DCBRK I_brake
0.00 ... 10000.00 [Aeff]
p1232 [D] (0.00)
DCBRK time
0.0 ... 3600.0 [s]
p1233 [D] (1.0)
DCBRK n_Start
0.00 ... 210000.00 [1/min]
p1234 [D] (210000.00)
Mot t_de-excitat.
0.000 ... 20.000 [s]
p0347 [D] (0.000)
DC brake ZSW
r1239
r1239
.10
DC brake ZSW
r1239
r1239
.8
I_max_V_ctrl Kp
0.000 ... 100000.000
p1345 [D] (0.000)
I_max_V_ctrl Tn
0.000 ... 50.000 [s]
p1346 [D] (0.030)
r0072
V_output [Veff]
DC brake ZSW
r1239
r1239
.11
r0068[0..1]
I_act abs val [Aeff]
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