Siemens SIPROTEC 7SA6 Manual page 563

Distance protection relay for all voltage levels
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From PC with
®
DIGSI
4
7SA6 Manual
C53000-G1176-C156-2
To perform control, confirm with the
sure? ". If the response is " YES ", the switching operation is initiated (provided the Lo-
cal command is allowed). A message is displayed and recorded indicating the results
of the control action. Acknowledge this by pressing the
The command is not executed if the switching operation is restricted. The operation
may be restricted for reasons pertaining to, for example, switching authority (see Sub-
section 7.4.6) or interlocking (see Sub-section 7.4.7). A message is displayed and re-
corded indicating the results of the control action. Acknowledge the message by
pressing the
key. Parameters to set control properties can be examined in the
ENTER
display. Refer to Sub-section 7.4.4.
key can be used to return to BREAKER/SWITCH . Press the
The
to the MAIN MENU .
When the Online window in DIGSI
functions for the device appear in the left part of the window. Clicking on Control dis-
plays the associated function selection in the data window. See Figure 7-50.
Figure 7-50
Window for Control of Operating Resources in DIGSI
By double clicking on Breaker/Switches , a dialog field is opened in which the
present status of each switch is visible. See Figure 7-51. Control can be performed
from this dialog box provided the switching authority is set to REMOTE .
The switching authority is first transferred to DIGSI
dow shown in Figure 7-51 is opened. The configuration matrix discussed in Section
5.2 determines the control devices that have information displayed in this field.
key. A safety inquiry appears, " Are you
ENTER
ENTER
®
4 is opened with a double click, the operating
®
4 at the moment the control win-
Control During Operation
key once again.
key to return
MENU
®
4 - (example)
7-49

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