Overviews
Function Diagrams
2-1123
© Siemens AG 2007 All Rights Reserved
SINAMICS S List Manual (LH1), 07/2007
Figure 2-21 1774 – Active Infeed
- 1774 -
Function diagram
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fp_1774_01_eng.vsd
DO: A_INF
SINAMICS S
27.07.06 V02.05.00
Overviews - Active Infeed
Line supply voltage
monitoring
[8940]
[2447], [2457] [2410], [2460], [2470]
Line supply
model
[8950]
Vdc measurement
r0078
Iq_act
r0076
Id_act
PROFIdrive
receive/send
telegram
r3632
Usd
Control words
Status words
STW2
ZSW1
ZSW2
STW1
[8920] ... [8928]
Trans-
formation
U
r0070
Vdc_act
r3633
Usq
Trans-
formation
Current controller Gating signals, actual values
Sequence control
Control Unit
–
–
r0077
Iq_set
Active current
setpoint
Active Infeed
Thermal power module
monitoring
max
Line supply frequency
and Vdc monitoring
Faults and alarms
Fxxxxx
Axxxxx
[8932], [8934]
[8060] ... [8075]
[8960]
[8964] [8014]
[8946]
DC link voltage controller
Reactive current setpoint
Id_set
p3610
DCP
DCN
–
+
To the motor modules
Pre-charging
U
1
V
1
W
1
Vdc_set
p3510
|U|
PWM
Closed-loop
control operation
r0863.0 p0864
to SERVO/VECTOR
p3511
p3611
r0863.1
Energize contactor
[2610]
L3
L2
L1
PE
Telegram
370
E_STW1
E_ZSW1
PROFIdrive
Slave address
Diagnostics
Interconnection of the
free receive and send
telegrams