9.2.4 Signals
Table 155: SDDRFUF Input signals
Name
Type Default Description
I3P GROUP
SIGNAL
- Three phase group signal for current inputs
V3P GROUP
SIGNAL
- Three phase group signal for voltage inputs
BLOCK BOOLEAN 0 Block of function
52a BOOLEAN 0 Active when circuit breaker is closed
MCBOP BOOLEAN 0 Active when external Miniature Circuit Breaker opens
protected voltage circuit
89b BOOLEAN 0 Active when line disconnect switch is open
Table 156: SDDRFUF Output signals
Name Type Description
BLKZ BOOLEAN Start of current and voltage controlled function
BLKV BOOLEAN General pickup
3PH BOOLEAN Three-phase pickup
DLD1PH BOOLEAN Dead line condition in at least one phase
DLD3PH BOOLEAN Dead line condition in all three phases
9.2.5 Settings
Table 157: SDDRFUF Group settings (basic)
Name
Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Enabled Disable/Enable Operation
OpModeSel Disabled
V2I2
V0I0
V0I0 OR V2I2
V0I0 AND V2I2
OptimZsNs
-
- V0I0 Operating mode selection
3V0PU 1 - 100 %VB 1 30 Pickup of residual overvoltage element in % of
VBase
3I0PU 1 - 100 %IB 1 10 Pickup of residual undercurrent element in % of
IBase
3V2PU 1 - 100 %VB 1 30 Pickup of negative sequence overvoltage
element in % of VBase
Table continues on next page
Section 9 1MRK 511 287-UUS A
Secondary system supervision
208
Technical manual
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