Function Block; Input And Output Signals; Setting Parameters - ABB Relion 670 Series Technical Reference Manual

Section 6
Current protection
6.5.3
6.5.4
6.5.5
Table 111: CCSRBRF Group settings (basic)
Name
Operation
IBase
FunctionMode
RetripMode
IP>
Table continues on next page
184

Function block

CCSRBRF
ISI*
BLOCK
START
CBCLD CBALARM
CBFLT
IEC06000158_2_en.vsd
IEC06000158 V2 EN
Figure 86: CCSRBRF function block

Input and output signals

Table 109: CCSRBRF Input signals
Name
ISI
BLOCK
START
CBCLD
CBFLT
Table 110: CCSRBRF Output signals
Name
TRBU
TRBU2
TRRET
CBALARM

Setting parameters

Values (Range) Unit
Off -
On
1 - 99999 A
Current -
Contact
Current&Contact
Retrip Off -
I> Check
No I> Check
5 - 200 %IB
TRBU
TRBU2
TRRET
Type Default Description
GROUP -
SIGNAL
BOOLEAN 0
BOOLEAN 0
BOOLEAN 0
BOOLEAN 0
Type Description
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
Step Default
- Off
1 3000
- Current
- Retrip Off
1 10
1MRK 505 208-UEN B
Single phase group signal for current input
Block of function
Start of breaker failure protection
Circuit breaker closed
CB faulty, unable to trip. Back-up trip
instantaneously
Back-up trip by breaker failure protection
Second back-up trip by breaker failure protection
Retrip by breaker failure protection
Alarm for faulty circuit breaker
Description
Operation Off / On
Base setting for current level settings
Detection for trip Current/Contact/
Current&Contact
Operation mode of re-trip logic: OFF /I>
check/ No I> check
Operate level in % of IBase
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