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Device with source
of command =
ON/OFF
LOCAL
1
REMOTE
),
DIGSI
AUTO
Switching Authority
(LOCAL/REMOTE)
Switch Authority
DIGSI:
Switch mode LOCAL:
(interlocked/non-interl.)
Switching mode
REMOTE
(interlocked/non-interl.)
Feedback ON/OFF
Blocked by protection:
52 Close
52 Open
Event
Condition
1
) Source REMOTE also includes SAS.
(LOCAL Command using substation controller
REMOTE Command using remote source such as SCADA through controller to device).
Figure 2-135 Standard Interlocking Arrangements
7UM62 Manual
C53000-G1176-C149-3
Switching Authority
Switching Mode
Local
&
Local
&
Rem.
DIGSI
&
DIGSI
OR
Rem.
&
Figure 2-136 shows the settings for the interlocking conditions when using DIGSI
&
&
Non-interlocked
OR
SCHED. = ACT.
&
Interlocked switching
&
OR
SCHED. = ACT
System interlock. y/n
Bay interlock.
Protection blockingy/n
Double oper. block.y/n
Sw. Auth. LOCAL y/n
Sw. Auth. REMOTE
Breaker Control
y/n
y/n
Command
OR
output
y/n
ro relay
y/n
.
®
4.
303
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