Table 289:
51LR Non group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Reset delay time
0...60000
ms
1
100
Reset delay time
4.1.6.8
Monitored data
Table 290:
51LR Monitored data
Name
Type
Values (Range)
Unit
Description
PICKUP
BOOLEAN
0=False
1=True
Pickup
PICKUP_DUR
FLOAT32
0.00...100.00
%
Ratio of pickup time / trip time
51LR
Enum
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Status
4.1.6.9
Technical data
Table 291:
51LR Technical data
Characteristic
Value
Operation accuracy
Depending on the frequency of the measured
current: f
n
±2 Hz
±1.5% of the set value or ±0.002 × I
n
Reset time
Typically 40 ms
Reset ratio
Typically 0.96
Retardation time
<35 ms
Trip time accuracy in definite time mode
±1.0% of the set value or ±20 ms
4.1.6.10
Technical revision history
Table 292:
51LR Technical revision history
Technical revision
Change
B
Internal improvement
C
Internal improvement
Section 4
1MAC059074-MB A
Protection functions
288
615 series ANSI
Technical Manual
Summary of Contents for Relion 615 series
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