Table 44: EF4PTOC Output signals
Name Type Description
TRIP BOOLEAN General trip signal
TR1 BOOLEAN Trip signal from step 1
TR2 BOOLEAN Trip signal from step 2
TR3 BOOLEAN Trip signal from step 3
TR4 BOOLEAN Trip signal from step 4
START BOOLEAN General start signal
ST1 BOOLEAN Start signal step 1
ST2 BOOLEAN Start signal step 2
ST3 BOOLEAN Start signal step 3
ST4 BOOLEAN Start signal step 4
STFW BOOLEAN Forward directional start signal
STRV BOOLEAN Reverse directional start signal
2NDHARMD BOOLEAN 2nd harmonic block signal
6.4.5 Settings
Table 45: EF4PTOC Group settings (basic)
Name
Values (Range) Unit Step Default Description
Operation Off
On
- - Off Operation Off / On
EnaDir Disable
Enable
- - Enable Enabling the Directional calculation
AngleRCA -180 - 180 Deg 1 65 Relay characteristic angle (RCA)
polMethod Voltage
Current
Dual
-
- Voltage Type of polarization
UPolMin 1 - 100 %UB 1 1 Minimum voltage level for polarization (UN or
U2) in % of UBase
IPolMin 2 - 100 %IB 1 5 Minimum current level for polarization (IN or I2)
in % of IBase
RPol 0.50 - 1000.00 ohm 0.01 5.00 Real part of source Z to be used for current
polarisation
XPol 0.50 - 3000.00 ohm 0.01 40.00 Imaginary part of source Z to be used for
current polarisation
I>Dir 1 - 100 %IB 1 10 Current level (IN or I2) for direction release in %
of IBase
2ndHarmStab 5 - 100 % 1 20 Second harmonic restrain operation in % of IN
amplitude
Table continues on next page
Section 6 1MRK 511 287-UUS A
Current protection
100
Technical manual
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