Signals; Settings - ABB RELION REX640 Technical Manual

Section 4
Protection functions
4.5.10.7
4.5.10.8
Table 798: PHVPTOV Group settings (Basic)
Parameter
Start value
Time interval
Operate delay Mult
Table 799: PHVPTOV Non group settings (Basic)
Parameter
Operation
Num of start phases
Voltage selection
Table 800: PHVPTOV Non group settings (Advanced)
Parameter
Relative hysteresis
836

Signals

Table 796: PHVPTOV Input signals
Name
U3P
BLOCK
INITIALIZE
RESET
Table 797: PHVPTOV Output signals
Name
OPERATE
START

Settings

Values (Range) Unit
0.05...3.00 xUn
1...120 min
0...100
Values (Range) Unit
1=on
5=off
1=1 out of 3
2=2 out of 3
3=3 out of 3
1=phase-to-earth
2=phase-to-phase
Values (Range) Unit
1.0...5.0 %
Type Default Description
SIGNAL - Three-phase voltages
BOOLEAN 0=False Block signal for activating the blocking mode
BOOLEAN 0=False Initialize the voltage average measurement
BOOLEAN 0=False Reset the voltage average measurement values
Type Description
BOOLEAN Operate
BOOLEAN Start
Step Default
0.01 1.10
1 10
1 1
Step Default
1=on
1=1 out of 3
1=phase-to-earth
Step Default
0.1 4.0
1MRS759142 C
Description
Start value
Time interval for average voltage
calculation
Trip delay expressed as a multiple of
refresh time
Description
Operation Off / On
Number of phases required for operate
activation
Parameter to select phase or phase-to-
phase voltages
Description
Relative hysteresis for operation
Technical Manual
REX640