Siemens SINAMICS S Manuel page 1212

Line frequency monitoring
Line supply frequency
INF f_line
p0211 (50 Hz)
[8850.4] r0066
Change from "ready"
to "operation"
[8832.4]
Fault for more than
20 attempts
1 2
DO: S_INF
Smart infeed - messages/signals and monit. functions, line supply frequency & Vdc monitoring
(110 %)
p0284
A06350
"Measured line supply frequency to high"
(90 %)
p0285
A06351
"Measured line supply frequency too low"
1
Repeat the line supply
synchronization when
switching-in the pulses
III
> 20
F06500
"Line supply synchronization not possible within the monitoring time"
3 4
DC link monitoring
Vdc overvoltage
hardware-related shutdown threshold
Vdc_act
r0070
[8850.1]
Vdc undervoltage
hardware-related shutdown threshold
Precharging monitoring for the DC link
p0857
T 0
Energize (close) line contactor
[8834.5]
Pre-charging completed
5 6
fp_8864_01_eng.vsd
12.05.05 V02.04.00
p0115[3] (2000.00 µs)
F30002
"DC link overvoltage"
F30003
"DC link undervoltage"
F30027
"Precharging DC link time monitoring"
7 8
Function diagram
- 8864 -
SINAMICS S