ABB RELION REX640 Technical Manual page 405

1MRS759142 F
4.1.8.8 LOFLPTUC Settings
Table 462: LOFLPTUC Group settings (Basic)
Parameter Values (Range)
Start value low 0.01...0.50
Start value high 0.01...1.00
Operate delay time 400...600000
Table 463: LOFLPTUC Non group settings (Basic)
Parameter Values (Range)
Operation
1=on
5=off
Table 464: LOFLPTUC Non group settings (Advanced)
Parameter Values (Range)
Reset delay time 0...60000
4.1.8.9 LOFLPTUC Monitored data
Table 465: LOFLPTUC Monitored data
Name Type
START_DUR FLOAT32
LOFLPTUC Enum
4.1.8.10 Technical data
Table 466: LOFLPTUC Technical data
Characteristic
Operation accuracy
Start time
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode ±1.0% of the set value or ±20 ms
REX640
Technical Manual
Unit Step
xIn 0.01
xIn 0.01
ms 10
Unit Step
Unit Step
ms 1
Values (Range)
0.00...100.00
1=on
2=blocked
3=test
4=test/blocked
5=off
Protection functions
Default
0.10
0.50
2000
Default
1=on
Default
20
Unit
%
Value
Depending on the frequency of the measured
current: f ±2 Hz
n
±1.5% of the set value or ±0.002 × I
Typically 300 ms
Typically 40 ms
Typically 1.04
<35 ms
Description
Current set-
ting/Start value
low
Current set-
ting/Start value
high
Operate delay time
Description
Operation Off / On
Description
Reset delay time
Description
Ratio of start time / op-
erate time
Status
n
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