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

1MAC504801-IB E
4.6.4.9
Table 358: 87 Group settings
Parameter Values (Range)
Trip value 1...200
Minimum trip time 20...300000
Table 359: 87 Non group settings
Parameter Values (Range)
Operation 1=enable
5=disable
Reset delay time 0...60000
4.6.4.10
4.6.4.11
620 series ANSI
Technical Manual

Settings

Unit Step
%In 1
ms 10
Unit Step
ms 10

Monitored data

Table 360: 87 Monitored data
Name Type
PICKUP_DUR FLOAT32
87 Enum

Technical data

Table 361: 87A, 87B, 87C Technical data
Characteristic
Operation accuracy
1)2)
Pickup time
I
Fault
value
I
Fault
value
Reset time
Table continues on next page
Default Description
5 Trip value, percentage of the nominal current
20 Minimum trip time
Default Description
5=disable Operation Disable / Enable
20 Reset delay time
Values (Range) Unit
0.00...100.00 %
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Value
Depending on the frequency of the current
measured: f
±1.5% of the set value or ±0.002 × I
Minimum
Pickup
= 2.0 × set
12 ms
Pickup
= 10 × set 10 ms
<40 ms
Section 4
Protection functions
Description
Ratio of pickup time / trip time
Status
±2 Hz
n
n
Typical Maximum
16 ms 24 ms
12 ms 14 ms
487