Settings; Monitored Data; Technical Data - ABB RELION 620 Series Technical Manual

Section 4
Protection functions
4.1.12.7
Table 206: 51LR Non group settings
Parameter Values (Range)
Operation 1=enable
5=disable
Pickup value 0.10...10.00
Trip delay time 100...120000
Reset delay time 0...60000
4.1.12.8
4.1.12.9
262

Settings

Unit Step
xIn 0.01
ms 10
ms 1

Monitored data

Table 207: 51LR Monitored data
Name Type
PICKUP BOOLEAN
PICKUP_DUR FLOAT32
51LR Enum

Technical data

Table 208: 51LR Technical data
Characteristic
Operation accuracy
Reset time
Reset ratio
Retardation time
Trip time accuracy in definite time mode
Default Description
1=enable Operation Disable / Enable
2.50 Pickup value
2000 Trip delay time
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
<40 ms
Typically 0.96
<35 ms
±1.0% of the set value or ±20 ms
1MAC504801-IB E
Description
Pickup
Ratio of pickup time / trip time
Status
n
620 series ANSI
Technical Manual