Siemens sinamics dcp - Fig. 3-38 6835 - Contactor control;precharging

3 Function diagrams 3.9 Closed-loop control
SINAMICS DCP
358 List Manual (LH21), 05/2016
Fig. 3-38 6835 – Contactor control/precharging
fp_6835_89.vsd
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- 6835 -
SINAMICS DCP
25.04.2016 v 1.2
DO: DCP_CTRL
- Contactor control/pre-charging
Function diagram
16,000 μs
Contactor control/pre-charging
Prechrg t DC cont
p55356[0/1] (100 ms)
Prchg t prchg_cont
p55355[0/1] (100 ms)
Prechrg U_set tol
p55357[0/1] (3.0 %)
r55501
Act val U S1 [%]
r55502
Act val U S2 [%]
Prechg_mode
p55350 (3)
Power unit
+
+
+
+
Prechrg I_charge
p55360 (5.000 %)
[6850.2]
[6850.2]
F60501
Prechrg fault det
[2580.8]
r00898.00
ON/OFF1
p55352
(2050[2])
Pre targ_val s_src
[2460.5]
r55600[0]
PU property U
Boost side 1
Boost side 2
Boost current
[6817.2]
[6817.2]
[6817.2]
Target voltage
[6817.2]
Contactor test
p55370 (0 )
r55375.00
Prechrg_cont S1
r55375.01
DC cont S1
r55375.02
Prechrg_cont S2
r55375.03
DC cont S2
+
+
+
+
3
4
5
6
7
8
9
10
Side 1
Side 2
Relays Contactors