Input And Output Signals - ABB Relion 670 Series Technical Reference Manual

1MRK505222-UUS C
6.6.4
Technical reference manual

Input and output signals

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