Interlocking - Siemens siprotec 7SA6 User Manual

Control During Operation
:
From PC
Using
®
DIGSI 4
7.4.4

Interlocking

7-52
Enter the %5($.(56:,7&+ menu by pressing the
Select the item 6HW 6WDWXV with the
key. 6(7 67$786 appears, as shown in Figure 7-52.
%5($.(56:,7&+ 

'LVSOD\
&RQWURO
!0DQ 2YHUZULWH ²! 
!6HW VWDWXV
Figure 7-52 Set Status at the Front Panel (example)
Move the cursor, using the
(Control Block) column of the switching device for which a status change is desired.
Entries in this table can only be made in these two columns.
Press the ENTER key. Enter password N° 2 (for interlocked switching) and confirm with
. A selection window is opened displaying all change options that are available.
ENTER
The second column is reserved for setting Input Ignore (I); the fifth for setting the
output block (O). The first, third, and fourth columns can only be read in this menu.
The example in Figure 7-52 shows the position for the circuit breaker (52) was tagged
(T) after the input ignore (I) was set, which means the message input was de-coupled
from the system. The output block is active (O), so the command output is also de-
coupled from the system. For the disconnect switch and the ground switch, no
limitations are set.
Select the desired change option using the
key.
A safety inquiry appears: "$UH \RX VXUH"" If the response is "<(6", and provided
the return routing is allowed, then the display gives an appropriate message.
To return to the %5($.(56:,7&+ level, press the
key to return to the 0$,1 0(18.
MENU
For safety reasons, status changes can only be executed locally using the keypad on
the front panel of the device. Status changes are not possible in DIGSI
Operating equipment such as circuit breakers, circuit switchers and ground switches
can be subject to interlocking conditions. These conditions can be viewed at the
device under the menu item ,17(5/2&.; however, the conditions cannot be changed.
key and switch to the next option using the
³! 
²! 
³! 
6(7 67$786

%UHDNHU 7 ,   2
'LVF6ZLW!   
*QG6ZLW
and keys, to the second (Input Ignore) or fifth
and
key.

    
1. 2. 3. 4. 5.
keys, and confirm with the
key as necessary. Press the
®
4.
7SA6 Manual
C53000-G1176-C133-1
ENTER