Function Block - ABB REL650 series Technical Manual

Section 6
Impedance protection
6.8.3
6.8.4
6.8.5
Table 68: ZCVPSOF Group settings (basic)
Name Values (Range)
Operation Disabled
Enabled
Mode Impedance
VILevel
VILvl&Imp
AutoInit Disabled
Enabled
IphPickup 1 - 100
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Function block

ZCVPSOF
I3P* TRIP
V3P*
BLOCK
BC
ZACC
ANSI09000057-1-en.vsd
ANSI09000057 V1 EN
Figure 86: ZCVPSOF Function block
Signals
Table 66: ZCVPSOF Input signals
Name Type
I3P GROUP
SIGNAL
V3P GROUP
SIGNAL
BLOCK BOOLEAN
BC BOOLEAN
ZACC BOOLEAN
Table 67: ZCVPSOF Output signals
Name Type
TRIP BOOLEAN
Settings
Unit Step
- -
- -
- -
%IB 1
Default Description
- Three phase group signal for current inputs
- Three phase group signal for voltage inputs
0 Block of function
0 External enabling of SOTF
0 Distance zone to be accelerated by SOTF
Description
Trip by pilot communication scheme logic
Default Description
Enabled Operation Disable / Enable
VILevel Mode of operation of SOTF Function
Disabled Automatic switch onto fault initialization
20 Current level for detection of dead line in % of
IBase
1MRK 506 335-UUS A
Technical manual