6.6.4
Input and output signals
Table 130:
ZDMRDIR (21D) Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
group connection for current abs 1
V3P
GROUP
SIGNAL
-
group connection for voltage abs 1
Table 131:
ZDMRDIR (21D) Output signals
Name
Type
Description
DIR_CURR
GROUP SIGNAL
Group connection
DIR_VOLT
GROUP SIGNAL
Group connection
DIR_POL
GROUP SIGNAL
Group connection
PUFW
BOOLEAN
Pickup in forward direction
PUREV
BOOLEAN
Pickup in reverse direction
STDIRCND
INTEGER
Binary coded directional information per measuring loop
Table 132:
ZDARDIR Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Current signals
V3P
GROUP
SIGNAL
-
Voltage signals
I3PPOL
GROUP
SIGNAL
-
Polarisation current signals
DIRCND
INTEGER
0
Binary coded directional signal
Table 133:
ZDARDIR Output signals
Name
Type
Description
FWD_G
BOOLEAN
Forward start signal from phase-to-ground directional
element
REV_G
BOOLEAN
Reverse start signal from phase-to-ground directional
element
DIREFCND
INTEGER
Pickuo direction Binary coded
1MRK505222-UUS C
Section 6
Impedance protection
283
Technical reference manual
Summary of Contents for Relion 670 series
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