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EDR-5000
IM02602007E
Tabular Summary
Supervision Schemes
Where? Within [Protection Para\Global Prot Para\Supervision\BF]
CB Pos
2)
50BF
3)
CBPos und 50BF
4)
Which breaker is to be
monitored?
Where to select?
Within [Protection Para\Global Prot
Para\Supervision\BF]
Selection ot the breaker
that is to be monitored.
(In case that more than one
breaker is available)
Selection of the breaker
that is to be monitored.
(In case that more than one
breaker is available)
Selection of the breaker
that is to be monitored.
(In case that more than one
breaker is available)
Trigger Modi
(Who starts the BF-timer
?)
Where to set?
Within [Protection Para\Global Prot
Para\Supervision\BF]
All Trips
5)
or
All Current Trips
5)
or
External Trips
5)
…and the breaker is in the
closed position and the BF
module is within the stand-by
state.
All Trips
5)
or
All Current Trips
5)
or
External Trips
5)
...and the BF module is within the
stand-by state.
All Trips
5)
or
All Current Trips
5)
or
External Trips
5)
…and the breaker is in the
closed position and the BF
module is within the stand-by
state.
Who stops the BF-Timer?
Once the timer has been stopped the BF
module will switch into the state
“Rejected“. The module will switch back
into the state “Stand-by“ if the trigger
signals are dropped.
Position indicators indicate
that the switchgear
(breaker) is in the open
position.
Current is fallen below the
I<-threshold
1)
.
Position indicators indicate
that the switchgear
(breaker) is in the open
position
and
current is
fallen below the I<-
threshold
1)
.
A Breaker Failure will be
detected
...and a trip signal to the upstream
breaker will be issued?
When the BF-Timer has
run down (elapsed).
When the BF-Timer has
run down (elapsed).
When the BF-Timer has
run down (elapsed).
When does the trip signal to the
upstream breaker drops (falls
back)?
If the position indicators
indicate that the
switchgear (breaker) is in
the open position
and
if
the trigger signals are
dropped (fallen back)
If the current is fallen
below the I<
and
if the
trigger signals are dropped
(fallen back)
If the position indicators
indicate that the
switchgear (breaker) is in
the open position
and
if
the current is fallen below
the I<
and
if the trigger
signals are dropped (fallen
back)
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