Function Blocks of the Circuit Breaker
Table 8-1 Function Blocks of the Circuit-Breaker Function Group
Function
Block
Description Parameters Function
Circuit
breaker
The Circuit-breaker function
block in the SIPROTEC 5
device represents the physical
switch.
Output time
The circuit breaker forms the
switch position from the posi-
tions of the binary inputs and
also outputs the command via
the binary outputs.
Control Command processing
Control model
SBO time-out
Feedback monitoring time
Check switching
authority
Check if pos. is reached
Check double activat.
blk.
Check blk. by protection
Command check, communica-
tion with the command
source and with the function
block Circuit breaker
Inter-
locking
Switchgear interlocking
protection
Interlocking condition (depos-
ited in CFC)
The Interlocking functionality
generates the releases for
switchgear interlocking
protection.
The setting values of the parameter can be found in the chapter 8.2.2.2 Application and Setting Notes.
Additional Setting Options of the Circuit-Breaker Switching Element
The setting options of the circuit breaker are assigned to the function blocks on the basis of their relevance.
Additional setting options of the circuit breakers that cannot be directly assigned to one of the 3 function
blocks are nevertheless available:
Table 8-2
Setting Options of the Controllable Command with Feedback in the Control Function
Block of the Circuit Breaker.
Properties Function To Be Found in
Software filtering time
Software filtering time for position
detection
Position of the Control function
block
34
Retrigger filter (yes/no) Switching retriggering of the
filtering time on/off by changing
the position
Position of the Control function
block
34
Message time before
filtering (yes/no)
Consideration of the hardware
filtering time for position-detection
time stamp
Position of the Control function
block
34
Suppress intermediate
position (yes/no)
When activated, only the inter-
mediate position is suppressed by
the duration of the software
filtering time.
Position of the Control function
block
34
34
First click Position and then click the Details button in the Properties window (below).
Control Functions
8.2 Switching Devices
SIPROTEC 5, Overcurrent Protection, Manual 1079
C53000-G5040-C017-8, Edition 07.2017
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