ABB 615 Series - Page 328

Table 330: 51N,51G Non group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Minimum trip time 20...60000 ms 1 20 Minimum trip time for IDMT curves
Reset delay time 0...60000 ms 1 20 Reset delay time
Measurement mode 1=RMS
2=DFT
3=Peak-to-Peak
2=DFT Selects used measurement mode
IG/I0 signal Sel 1=Measured IG
2=Calculated I0
1=Measured IG Measured IG or calculated I0
Table 331: 50N,50G Group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Pickup value 0.10...40.00 xIn 0.01 0.10 Pickup value
Pickup value mult 0.8...10.0 0.1 1.0 Multiplier for scaling the pickup value
Time multiplier 0.05...15.00 0.01 1.00 Time multiplier in IEC/ANSI IDMT curves
Trip delay time 40...200000 ms 10 40 Trip delay time
Operating curve type 1=ANSI Ext Inv
3=ANSI Norm Inv
5=ANSI DT
9=IEC Norm Inv
10=IEC Very Inv
12=IEC Ext Inv
15=IEC DT
17=Programmable
15=IEC DT Selection of time delay curve type
Table 332: 50N,50G Group settings (Advanced)
Parameter
Values (Range) Unit Step Default Description
Type of reset curve 1=Immediate
2=Def time reset
3=Inverse reset
1=Immediate Selection of reset curve type
Table 333: 50N,50G 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
Section 4 1MAC059074-MB A
Protection functions
322 615 series ANSI
Technical Manual