4.2.5.7
Settings
Table 391:
51NHA Group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Pickup value
0.05...5.00
xIn
0.01
0.10
Pickup value
Time multiplier
0.05...15.00
0.01
1.00
Time multiplier in IEC/ANSI IDMT curves
Trip delay time
100...200000
ms
10
600
Trip delay time
Operating curve type
1=ANSI Ext Inv
2=ANSI Very Inv
3=ANSI Norm Inv
4=ANSI Mod Inv
5=ANSI DT
6=LT Ext Inv
7=LT Very Inv
8=LT Inv
9=IEC Norm Inv
10=IEC Very Inv
11=IEC Inv
12=IEC Ext Inv
13=IEC ST Inv
14=IEC LT Inv
15=IEC DT
17=Programmable
18=RI Type
19=RD Type
15=IEC DT
Selection of time delay curve type
Table 392:
51NHA Group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Minimum trip time
100...200000
ms
10
500
Minimum trip time for IDMT curves
Type of reset curve
1=Immediate
2=Def time reset
3=Inverse reset
1=Immediate
Selection of reset curve type
Enable reference use
0=False
1=True
0=False
Enable using current reference from other
IEDs instead of stand-alone
Table 393:
51NHA Non group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Operation
1=enable
5=disable
1=enable
Operation Disable / Enable
Curve parameter A
0.0086...120.0000
1
28.2000
Parameter A for customer programmable
curve
Curve parameter B
0.0000...0.7120
1
0.1217
Parameter B for customer programmable
curve
Table continues on next page
1MAC059074-MB A
Section 4
Protection functions
615 series ANSI
407
Technical Manual
Содержание Relion 615 series
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