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3 Function diagrams
3.14 Technology functions
SINAMICS G120C
426 List Manual (LH13), 04/2014, A5E33840768B AA
Fig. 3-92 7017 – DC brake (p0300 = 1)
- 7017 -
Function diagram
87654321
fp_7017_97_05.vsd
Technology functions
SINAMICS G120C
07.04.2014 V4.7
DC brake (p0300 = 1)
MIN
–
[6714]
Kp Tn
Current actual values
To control [6730]
To U/f characteristic
[6301]
r0072
U_output [Vrms]
r0068[0..1]
I_act abs val [Arms]
p0347
p1234
p1233
p1232
p0347
p1232
<1>
<2>
<3>
<1>
<2>
0
4
t
t
t
t
OFF
p1231 = 5 (OFF1/OFF3)
Pulse inhibit
Pulse inhibit
n_act
n_set
|I_set|
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 inhibit
To sequence control
From I²t control [8014]
|I_set|
(0)
DCBRK Akt
p1230 [C]
DCBRK config
0 ... 14
p1231 [D] (0)
DCBRK I_brake
0.00 ... 10000.00 [Arms]
p1232 [D] (0.00)
DCBRK time
0.0 ... 3600.0 [s]
p1233 [D] (1.0)
DCBRK n_start
0.00 ... 210000.00 [rpm]
p1234 [D] (210000.00)
DCBRK ZSW
r1239
r1239
.10
DCBRK ZSW
r1239
r1239
DCBRK ZSW
r1239
r1239
Mot t_de-excitat
0.000 ... 20.000 [s]
p0347 [D] (0.000)
14
To pulse inhibit
To sequence control
To pulse inhibit
To sequence
control
|I_act|
p1234
p1233
p1232
p0347
t
t
Pulse inhibitn_act
n_set
|I_set|
|I_act|
DC brake fault response
p1231 = 4 (control command)
DCBRK ZSW
r1239
r1239
DCBRK ZSW
r1239
r1239
DC braking when starting speed for DC braking (p1234) is fallen below.
<3>
.8
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