6.15.4 Input and output signals
Table 180: PPLPHIZ Input signals
Name Type Default Description
I3P GROUP
SIGNAL
- Group signal for current input
V3P GROUP
SIGNAL
- Group signal for voltage input
BLOCK BOOLEAN 0 Block of function
RELAG BOOLEAN 0 Release condition for the A to ground loop
RELBG BOOLEAN 0 Release condition for the B to ground loop
RELCG BOOLEAN 0 Release condition for the C to ground loop
PHSEL INTEGER 0 Integer coded external release signals
Table 181: PPLPHIZ Output signals
Name Type Description
BFI_3P BOOLEAN Indicates start for ground fault(s), regardless of direction
ZREL INTEGER Integer coded output release signal
6.15.5 Setting parameters
Table 182: PPLPHIZ Group settings (basic)
Name
Values (Range) Unit Step Default Description
IBase 1 - 99999 A 1 3000 Base current
VBase 0.05 - 2000.00 kV 0.01 400.00 Base voltage
OperMode No Filter
NoPref
1231c
1321c
123a
132a
213a
231a
312a
321a
- - No Filter Operating mode (c=cyclic,a=acyclic)
PU27PN 10 - 100 %VB 1 70 Operate value of 27P in % of VBase/sqrt(3)
PU27PP 10 - 100 %VB 1 50 Pickup value of line to line undervoltage (% of
VBase)
3V0PU 5 - 300 %VB 1 20 Operate value of residual voltage in % VBase/
sqrt(3)
Pickup_N 10 - 200 %IB 1 20 Pickup value of residual current (% of IBase)
Table continues on next page
Section 6 1MRK505222-UUS C
Impedance protection
376
Technical reference manual