Siemens 6MD85, Manual

Page: 427 / 1256

Figure 6-100
Overview of the Switching Sequences on the Device Display
Application and Setting Notes
The function block offers similar settings as the Control function block of a circuit breaker or disconnector (see
chapter
6.2.1 General Overview ).
[scccs4pa-13112014_DE, 1, en_US]
Figure 6-101 Settings of the Switching Sequence Function Block
Parameter:
Check switching authority
•
Default setting
(_:101) Check switching authority
=
yes
With the
Check switching authority
parameter, you can determine whether the switching authority
should be checked before the execution of the switching sequence.
Parameter:
Check double activat. blk.
•
Default setting
(_:102) Check double activat. blk.
=
yes
With the
Check double activat. blk.
parameter, you can determine whether the double activation of
switching devices should be checked. The setting value
yes
indicates that a switching sequence will be
started only if no switching commands for a circuit breaker and disconnector are activated, provided that
double-activation blocking was activated for those switching devices.
Parameter:
Time-out monitoring
With the
Time-out monitoring
parameter, you can determine whether the feedback from the process
should be evaluated. The feedback is gathered via the inputs
>Successful
and
>Failed
.
Parameter:
Monitoring time
•
Default setting
(_:104) Monitoring time
=
30.00 s
With the
Monitoring time
parameter, you can determine the duration of the monitoring time.
6.5.3
Control Functions
6.5 Switching Sequences
SIPROTEC 5, High-Voltage Bay Controller, Manual 427
C53000-G5040-C015-9, Edition 11.2017