Settings - ABB RELION 620 Series Technical Manual

1MAC504801-IB E
4.2.2.8
Table 227: 27 Group settings
Parameter Values (Range)
Pickup value 0.05...1.20
Time multiplier 0.05...15.00
Trip delay time 60...300000
Operating curve type 5=ANSI DT
15=IEC DT
21=Inv. Curve A
22=Inv. Curve B
23=Programmable
Type of reset curve 1=Immediate
2=Def time reset
-1=DT Lin decr rst
Table 228: 27 Non group settings
Parameter Values (Range)
Operation 1=enable
5=disable
Num of pickup phases 1=1 out of 3
2=2 out of 3
3=3 out of 3
Minimum trip time 60...60000
Reset delay time 0...60000
Curve parameter A 0.005...200.000
Curve parameter B 0.50...100.00
Curve parameter C 0.0...1.0
Curve parameter D 0.000...60.000
Curve parameter E 0.000...3.000
Curve Sat Relative 0.0...3.0
Voltage block value 0.05...1.00
Enable block value 0=False
1=True
Voltage selection 1=phase-to-earth
2=phase-to-phase
Relative hysteresis 1.0...5.0
620 series ANSI
Technical Manual

Settings

Unit Step
xVn 0.01
0.01
ms 10
Unit Step
ms 1
ms 1
0.1
xVn 0.01
% 0.1
Default Description
0.90 Pickup value
1.00 Time multiplier in IEC/ANSI IDMT curves
60 Trip delay time
5=ANSI DT Selection of time delay curve type
1=Immediate Selection of reset curve type
Default Description
5=disable Operation Disable / Enable
1=1 out of 3 Number of phases required for trip activation
60 Minimum trip time for IDMT curves
20 Reset delay time
1.000 Parameter A for customer programmable
curve
1.00 Parameter B for customer programmable
curve
0.0 Parameter C for customer programmable
curve
0.000 Parameter D for customer programmable
curve
1.000 Parameter E for customer programmable
curve
2.0 Tuning parameter to avoid curve
discontinuities
0.20 Low level blocking for undervoltage mode
1=True Enable internal blocking
2=phase-to-phase Parameter to select phase or phase-to-phase
voltages
4.0 Relative hysteresis for operation
Section 4
Protection functions
281