Siemens SINAMICS S Series List Manual page 1373

Line frequency monitoring
Line supply frequency
f_line
p0211 (50 Hz)
[8950.4] r0066
(110 %)
p0284
(90 %)
p0285
Change from "ready" to Repeat the line supply
"operation" synchronization when
[8932.4] switching-in the pulses
Fault for more than 20
attempts
<1> For p3400.0 = 1, [8864] applies.
1 2
DO: A_INF
Active Infeed - Signals and monitoring functions, line frequency and Vdc monit. (p3400.0 = 0)
A06350
"Measured line supply frequency to high"
Vdc offs A thresh
A06351
"Measured line supply frequency too low"
1
[8926.7]
III
> 20
F06500 "Line supply synchronization not possible within the monitoring time"
3 4
DC link monitoring
p0280
Vdc setpoint
r0088
[8940.4]
Vdc U_upper_thresh
r0297
Vdc_act
r0070
[8950.1]
Vdc U_lower_thresh
r0296
+
p0279
+
p0279
Precharging monitoring for the DC link
p0857
Energize line contactor
[8934.5]
r0863.1
T 0
Pre-charging completed
r0899.11
5 6
fp_8964_01_eng.vsd
19.07.07 V02.05.00
p0115[3] (2000.00 µs)
<1>
A06800
"Maximum steady-stage DC link voltage reached"
F30002
"DC link overvoltage"
F30003
"DC link undervoltage"
A6810
"DC link voltage too low"
F06000
"Precharging monitoring time expired"
7 8
Function diagram
- 8964 -
SINAMICS S