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D_PID
Phase
Fusesaver - Remote forced protection
armed
139
A
Source: Fusesaver
140
B
States: Remote forced protection armed/
141
C
remote forced protection not armed
Event time tag: Fusesaver
Fusesaver - Backfeed block trip
Source: Fusesaver
142
A
States: ‒/Backfeed block trip occurred
143
B
Event time tag:
144
C
Ongoing event Fusesaver
Off-going event RCU
Fusesaver - Forced protection armed
Source: Fusesaver
145
A
146
B
States: Forced protection armed/forced
147
C
protection not armed
Event time tag: RCU
RCU database digital points list
Name/states/source
Status/events/restart/qualifiers
State: Set when Fusesaver forced protection arming is on due to a control from
an remote control unit (RCU). Cleared when Fusesaver forced protection arming
has been turned off by a control from an RCU or when the forced protection
arming time-out has elapsed. This status data comes from the Fusesaver live-
data stream.
Events: Set event generated by Fusesaver remote forced protection arming on
event. Cleared event generated by Fusesaver remote forced protection arming
off event.
On restart: Volatile - state clear on restart.
Data qualifiers: Override, online, restart, communications lost.
State: Set when backfeed block trip event has been generated by the Fusesaver.
Cleared by Fusesaver entering the closed state or automatic close event or
operator close event.
Events: Set event generated when a backfeed block trip event has been
generated by the Fusesaver. Cleared event generated when state is cleared as
above. Note that only the on-going event is significant, the cleared event should
be discared by the SCADA system.
On restart: Volatile - state clear on restart.
Data qualifiers: Override, online, communications lost.
State: Set when Fusesaver forced protection arming is on due to the Fusesaver
external lever being down or when remote forced protection has been armed.
Cleared when Fusesaver forced protection arming is not armed and forced
protection arming is not on due to external lever being down. This status data
comes from the Fusesaver live-data stream.
Events: Events generated by change of state above.
On restart: Volatile - state clear on restart.
Data qualifiers: Override, online, restart, communications lost.
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