6.11.4 Input and output signals
Table 161: ZMRPSB (68) 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
BLK_SS BOOLEAN 0 Block inhibit of start output for slow swing condition
BLK_I0 BOOLEAN 0 Block inhibit of start output for subsequent residual
current detection
BLK1PH BOOLEAN 0 Block one-out-of-three-phase operating mode
REL1PH BOOLEAN 0 Release one-out-of-three-phase operating mode
BLK2PH BOOLEAN 0 Block two-out-of-three-phase operating mode
REL2PH BOOLEAN 0 Release two-out-of-three-phase operating mode
I0CHECK BOOLEAN 0 Residual current (3I0) detection used to inhibit power
swing detection output
TRSP BOOLEAN 0 Single-pole tripping command issued by tripping
function
EXT_PSD BOOLEAN 0 Input for external detection of power swing
Table 162: ZMRPSB (68) Output signals
Name
Type Description
PICKUP BOOLEAN Power swing detected
ZOUT BOOLEAN Measured impedance within outer impedance boundary
ZIN BOOLEAN Measured impedance within inner impedance boundary
6.11.5 Setting parameters
Table 163: ZMRPSB (68) Group settings (basic)
Name
Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Disbled/Enabled operation
X1InFw 0.10 - 3000.00 ohm 0.01 30.00 Inner reactive boundary, forward
R1LIn 0.10 - 1000.00 ohm 0.01 30.00 Line resistance for inner characteristic angle
R1FInFw 0.10 - 1000.00 ohm 0.01 30.00 Fault resistance coverage to inner resistive
line, forward
X1InRv 0.10 - 3000.00 ohm 0.01 30.00 Inner reactive boundary, reverse
Table continues on next page
Section 6 1MRK505222-UUS C
Impedance protection
354
Technical reference manual
To Next Page
Loading...
