Monitored Data; Technical Data; Technical Revision History - ABB 615 series Technical Manual

Section 4
Protection functions
Table 289: 51LR Non group settings (Advanced)
Parameter Values (Range)
Reset delay time 0...60000
4.1.6.8
4.1.6.9
4.1.6.10
288
Unit Step
ms 1

Monitored data

Table 290: 51LR Monitored data
Name Type
PICKUP BOOLEAN
PICKUP_DUR FLOAT32
51LR Enum

Technical data

Table 291: 51LR Technical data
Characteristic
Operation accuracy
Reset time
Reset ratio
Retardation time
Trip time accuracy in definite time mode

Technical revision history

Table 292: 51LR Technical revision history
Technical revision
B
C
Default Description
100 Reset delay time
Values (Range) Unit
0=False
1=True
0.00...100.00 %
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Value
Depending on the frequency of the measured
current: f ±2 Hz
n
±1.5% of the set value or ±0.002 × I
Typically 40 ms
Typically 0.96
<35 ms
±1.0% of the set value or ±20 ms
Change
Internal improvement
Internal improvement
1MAC059074-MB A
Description
Pickup
Ratio of pickup time / trip time
Status
n
615 series ANSI
Technical Manual