6.14.3
Function block
ANSI06000459-2-en.vsd
ZCVPSOF
I3P*
V3P*
BLOCK
BC
ZACC
TRIP
ANSI06000459 V2 EN
Figure 197:
ZCVPSOF function block
6.14.4
Input and output signals
Table 175:
ZCVPSOF Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Current DFT
V3P
GROUP
SIGNAL
-
Voltage DFT
BLOCK
BOOLEAN
0
Block of function
BC
BOOLEAN
0
External enabling of SOTF
ZACC
BOOLEAN
0
Distance zone to be accelerated by SOTF
Table 176:
ZCVPSOF Output signals
Name
Type
Description
TRIP
BOOLEAN
Trip by pilot communication scheme logic
6.14.5
Setting parameters
Table 177:
ZCVPSOF Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Disabled
Enabled
-
-
Enabled
Disable/Enable Operation
IBase
1 - 99999
A
1
3000
Base current (A)
VBase
0.05 - 2000.00
kV
0.05
400.00
Base voltage Ph-Ph (kV)
Mode
Impedance
VILevel
VILvl&Imp
-
-
VILevel
Mode of operation of SOTF Function
AutoInit
Disabled
Enabled
-
-
Disabled
Automatic switch onto fault initialization
Table continues on next page
1MRK505222-UUS C
Section 6
Impedance protection
371
Technical reference manual
Summary of Contents for Relion 670 series
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