Siemens SINAMICS DCM Manual página 869

Control logic for changeover of the
power unit topology
Top_switch s_src Top_sw command
p51790
(0)
Topo_sw t_stab
0...1000 [ms]
p51792 (0)
Topo_sw fdbk t_sig
0...10000 [ms]
p51793 (100)
Topo_sw mode 2
CCPT
0...42
p51794 (0)
Topo_sw pos 2
0...45
p51795 (0)
Top_sw fdbk s_src
Option S50
1 2
DO: DC_CTRL
Communication between devices - Switchover of the power unit topology
CUD DO 0 t_del CUD DO 0 inv
0...10000 [ms] DO 0 (X177.19)
p50775 (0) p50770[0] (0)
CUD DO 0 sig s
PU_topo 1
p50771
Digital output 0
r53312.0 (0)
Clamp 19
[2055]
[9360.6]
CUD DO 1 t_del CUD DO 1 inv
0...10000 [ms] DO 1 (X177.20)
p50776 (0) p50770[1] (0)
CUD DO 1 sig s
PU_topo 2
p50772
Digital output 1
r53312.1 (0) Clamp 20
[2055]
F60044
P24_S
"Parallel interface node failure"
CUD DI status
DI 2 (X177.13) =
p51791
(0) r53010.4
=
3 4
CUD
X177
k31-1
Power unit
topology 1
U1
19
K30
V1
W1
SINAMICS
k30-1
Power unit
topology 2
20
K31
23
M
9
11
k31-2
[9360.2]
5 6
fp_9360_13_eng.vsd
22.11.18 V01.05.00
SINAMICS
DCM1 DCM1
Master
p51800 = 21 p51800 = 22
p51795 = 31 p51795 = 32
Current setpoint
Torque direction
BICOs
Parallel connection
interface
C D C
K30
-
M
K31
Drive data set changeover (recommended)
Top_sw command DDS select bit 0
PU_topo 1
p00820[C]
r53312.0 (0) [8565.3]
7
Function diagram
SINAMICS DCM
4000 μs
U2
V2
W2
Slave
D
8
- 9360 -