Settings; Monitored Data - ABB RELION REX640 Technical Manual

Section 4
Protection functions
4.5.4.8
Table 740: PSPTOV Group settings (Basic)
Parameter
Start value
Operate delay time
Table 741: PSPTOV Non group settings (Basic)
Parameter
Operation
Table 742: PSPTOV Non group settings (Advanced)
Parameter
Reset delay time
Relative hysteresis
4.5.4.9
790

Settings

Values (Range) Unit
0.400...1.600 xUn
40...120000 ms
Values (Range) Unit
1=on
5=off
Values (Range) Unit
0...60000 ms
1.0...5.0 %

Monitored data

Table 743: PSPTOV Monitored data
Name
START_DUR
PSPTOV
Table 744: PSPTOV Technical data
Characteristic
Operation accuracy
1)2)
Start time
Reset time
Reset ratio
Table continues on next page
Step Default
0.001 0.650
10 40
Step Default
1=on
Step Default
1 20
0.1 4.0
Type Values (Range)
FLOAT32 0.00...100.00
Enum 1=on
2=blocked
3=test
4=test/blocked
5=off
Value
Depending on the frequency of the measured
current: f
±1.5% of the set value or ±0.002 × U
Minimum
U = 1.1 × set Start
29 ms
Fault
value
Start
U = 2 × set 32 ms
Fault
value
Typically 40 ms
Typically 0.96
1MRS759142 C
Description
Start value
Operate delay time
Description
Operation Off / On
Description
Reset delay time
Relative hysteresis for operation
Unit Description
% Ratio of start time /
operate time
Status
±2 Hz
n
Typical Maximum
32 ms 34 ms
24 ms 26 ms
Technical Manual
n
REX640