43.SEL300G Relay Testing With F6150
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Transcript of 43.SEL300G Relay Testing With F6150
![Page 1: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/1.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Brief Introduction for Automated Relay Testing
Kamin DaveManager – Marketing & Protection Applications
DOBLE ENGINEERING COMPANY, INDIA
![Page 2: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/2.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Protection Relay Testing:
Testing of Generator Protection Relay type SEL300G
![Page 3: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/3.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Under & Over Voltage Protection (27/59)Negative sequence Protection (46)Reverse & Low Forward Power Protection (32)Over Excitation Protection (24)Over & Under Freq. Protection (81O/81U)Under Impedance Protection (21)Loss of Excitation Protection (40G)100% Stator E/F Protection (27TN/64G2)
![Page 4: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/4.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Out of Step Protection (78)Voltage Restrained O/C Protection (51VR)Voltage Controlled O/C Protection (51VC)Rotor E/F Protection (64R)Breaker Failure ProtectionGenerator Differential Protection (87D)Ground differential Protection (87N)95% Stator E/F Protection (59GN/64G1)
![Page 5: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/5.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Primary & Backup Protection
![Page 6: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/6.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Rotor Earth Fault Protection
![Page 7: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/7.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 8: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/8.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 9: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/9.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Characteristic plotted in F6TEST2.21 software for testing
Load Encroachment characteristic plotted
Zone2 Reach
Zone1 Reach
![Page 10: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/10.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Select “D” from List
![Page 11: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/11.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
GCB Status Close Input
![Page 12: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/12.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Breaker close input & VT fuse fail input
![Page 13: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/13.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 14: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/14.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 15: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/15.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 16: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/16.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 17: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/17.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
VT fuse fail Status Input
Characteristic selection
![Page 18: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/18.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
V/Hz Curve1
![Page 19: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/19.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
V/Hz Curve2
![Page 20: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/20.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
V/Hz Curve3
![Page 21: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/21.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Selection of Curve
![Page 22: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/22.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 23: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/23.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 24: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/24.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Set as a Low Forward Power threshold range
Set as a Reverse Power threshold range
![Page 25: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/25.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Set as Reverse Power function
VT Fuse fail Input
![Page 26: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/26.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300GRelay Logic for Reverse Power Function
![Page 27: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/27.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 28: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/28.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 29: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/29.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
VT fuse fail Status Input
Offset reactance for Zone1
Zone1
Zone2
Offset reactance for Zone2
Directional Angle for Zone2
![Page 30: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/30.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Directional Angle for Zone2
![Page 31: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/31.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Relay Logic for Loss of Excitation Function
![Page 32: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/32.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 33: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/33.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 34: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/34.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Enter Setting of NPS Threshold
Enter Time Dial Setting
![Page 35: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/35.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300GRelay Logic for Negative Sequence current Function
![Page 36: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/36.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 37: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/37.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Select function “V”
![Page 38: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/38.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Threshold value
Curve selection “C1”
VT fuse fail status input
![Page 39: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/39.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
K = 0.25Normal Inverse Curve
![Page 40: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/40.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 41: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/41.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Select function “C”
![Page 42: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/42.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Threshold value
Curve selection “C1”
VT fuse fail status input
![Page 43: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/43.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
K = 0.2Normal Inverse Curve
![Page 44: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/44.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 45: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/45.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
0-95% SEF
100% SEF
![Page 46: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/46.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 47: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/47.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 48: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/48.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 49: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/49.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
![Page 50: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/50.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Relay Details: SEL300G
Under Freq. function
Under Freq. function
![Page 51: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/51.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Test Equipment
• Make : DOBLE
• Model : F6150
Software
• F6TesT Version 2.21-1165
![Page 52: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/52.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
F6150 Connections:
CT ConnectionsPT Connections
![Page 53: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/53.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
SEL300 Connections:PT ConnectionsCT Connections
Connections of 4th Voltage for 100% SEF
![Page 54: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/54.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Testing of Over Excitation Function (24)
![Page 55: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/55.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
VA
VB
VC
I1
I2
I3
SEL
Test Circuit: Over Excitation Function Test
Source Configurations:3V X 3I
CT Inputs
![Page 56: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/56.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
• Inverse Time Curve Test
Tests conducted:
![Page 57: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/57.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “VFChar” Module for Characteristic Search Test
![Page 58: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/58.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Curve3 selection
Enter Time Dial
![Page 59: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/59.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Curve3 for Testing
![Page 60: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/60.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Expected Curve
Actual Curve from relay
Phasor
Select “ABC” Fault for testing
Relay settings:V/Hz = 1PUCurve = 3Time Dial = 1
![Page 61: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/61.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Testing of Reverse Power Function (32)
![Page 62: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/62.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Reverse Power Protection (32R): Example1
G D Y
GT
GCB
Gen Set
G D Y
GT
GCB
Gen Set
CB1
CB2
CB3
CB4
CB
5
TL Line
TL Line
MW
MW
Healthy Prime-mover
Failed Prime-mover
MVAR
MVAR
E
E
![Page 63: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/63.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Reverse Power Protection (32R): Example2
G D Y
GT
GCB
Gen Set
G D Y
GT
GCB
Gen Set
CB1
CB2
CB3
CB4
CB
5
TL Line
TL Line
MW
MW
Healthy Prime-mover
Failed Prime-mover
MVAR
MVAR
E
E
![Page 64: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/64.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Reverse Power Protection (32R): Example3
G D Y
GT
GCB
Gen Set
CB1 CB3
CB
5
TL LineMW
Failed Prime-mover
MVAR
E
Active Power Import from Grid sources
Grid
GridMW
MW
MW
![Page 65: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/65.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Reverse Power Protection (32R): Example4
GD YTR1
GCB
Gen Set
Failed Prime-mover
MVAR
E
Only Reactive Power Export to Loads
CB1 CB2
D YTR2
CB3 CB4
MC
B5CB6
Load
sLo
ads
![Page 66: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/66.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
VA
VB
VC
I1
I2
I3
SEL
Test Circuit: Reverse Power Function Test
Source Configurations:3V X 3I
CT Inputs
![Page 67: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/67.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
• Pickup Test
• Time Test
Tests conducted:
![Page 68: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/68.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “RAMP” Module for Pickup Test
![Page 69: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/69.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Pickup Test @ Unity PF:
MW- MW
- MVAR
MVAR
Watts = VA = 952.87W
- MVAR
MVAR
MW- MW
IExpected = 1A
![Page 70: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/70.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Pickup Test @ Unity PF:Vn = 110VIn = 5APF = 1 (Unity)PN = (1.7325*0.11*1000*5) = 952.87watts%PSet = 20% of PN
PSet = (952.87 * 20)/(PF*100) = 190.5wattsIExpected = (190.5)/(1.7325*0.11*1000*PF) = 1A
![Page 71: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/71.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Enter Expected Value = 1A Enter “Action”details
Pickup
Actual Operating Values
IA@180o
![Page 72: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/72.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Pickup Test @ 0.8 lag PF:
MW- MW
- MVAR
MVAR
Watts = 762.3W
- MVAR
MVAR
MW- MW
IExpected = 1.15A
VA = 952.87VA
![Page 73: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/73.jpg)
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Enter Expected Value = 1.15A Enter “Action”details
Pickup
Actual Operating Values
IA@150o
![Page 74: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/74.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Pickup Test @ 0.8 lead PF:
MW- MW
- MVAR
MVAR
Watts = 762.3W
- MVAR
MVAR
MW- MW
IExpected = 1.15AVA = 952.87VA
![Page 75: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/75.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Enter Expected Value = 1.15A Enter “Action”details
Pickup
Actual Operating Values
IA@210o
![Page 76: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/76.jpg)
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Use “SSIMUL” Module for Time Test
![Page 77: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/77.jpg)
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![Page 78: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/78.jpg)
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TExp = 200ms
TAct = 262ms
![Page 79: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/79.jpg)
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Testing of Loss of Excitation Function (40G)
![Page 80: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/80.jpg)
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VA
VB
VC
IA
IB
IC
SEL
Test Circuit: Field Failure Function Test
Source Configurations:3V & 3I
3V
3I
![Page 81: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/81.jpg)
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• Characteristic Search Test
• Characteristic Time Test
• RCA (MTA) Test
Tests conducted:
![Page 82: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/82.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Use “ZChar” Module for Characteristic Search Test
![Page 83: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/83.jpg)
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Zone1 setting = 20.4Ohms
Zone2 setting = 30.5Ohms
![Page 84: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/84.jpg)
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Show Phasors: fault voltage & current of “ABC” fault
Blue color shows expected characteristic and pink color shows actual tested characteristic
![Page 85: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/85.jpg)
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Click on Oscillograph: Shows, voltage & current waveform of “ABC” fault
![Page 86: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/86.jpg)
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Zone1 setting = 20.4Ohms
Zone2 setting = 30.5OhmsOffset = -3.5 Ohms
![Page 87: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/87.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Show Phasors: fault voltage & current of “ABC” fault
Blue color shows expected characteristic and pink color shows actual tested characteristic
![Page 88: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/88.jpg)
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Use “ZTime” Module for Characteristic Time Test
![Page 89: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/89.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Show Phasors: fault voltage & current of “ABC” fault
Results Table shows; Zone1 time is 0.1s & Zone2 time is 0.4s
![Page 90: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/90.jpg)
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SEL300G: Field Failure Function Testing
![Page 91: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/91.jpg)
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SEL300G: Field Failure Function Testing
LED Indicator operated
![Page 92: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/92.jpg)
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Use “ZMTA” Module for Characteristic MTA (RCA) Test
![Page 93: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/93.jpg)
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Fault type “ABC” selected for testing
Angle Boundary (Theta1)
Angle Boundary (Theta2)
![Page 94: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/94.jpg)
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SEL300G: Field Failure Function Testing
![Page 95: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/95.jpg)
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Testing of Negative Sequence Function (46)
![Page 96: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/96.jpg)
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Negative Sequence Protection (46)
Ia
Ic
Ib
Ia
Ic
Ib
IaIc
Ib
+VE Seq. -VE Seq. Zero Seq.
Sequence Components
![Page 97: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/97.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
G D Y
GT
GCB
Gen Set
MWMVAR
E
3
46
Operate: I2Measure>I2Set
Sys
MVARMW
F1
Negative Sequence Protection (46)
![Page 98: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/98.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
G D Y
GT
GCB
Gen Set3
46
Operate: I2Measure>I2Set
F1
Negative Sequence Protection (46)
33
IR @ 0o
IY @ 120O
IB @ 240O
![Page 99: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/99.jpg)
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I1@0o
I2@120o
I3@240o
SEL
Test Circuit: Negative Phase Seq. Function Testing
Source Configurations:3I
3I
![Page 100: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/100.jpg)
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• Inverse Time Curve Test
Tests conducted:
![Page 101: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/101.jpg)
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Use “IChar” Module for Characteristic Search Test
![Page 102: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/102.jpg)
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Curve selection
Enter Time Dial
![Page 103: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/103.jpg)
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Inverse Curve for Testing
![Page 104: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/104.jpg)
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Blue color line shows “Expected curve” & Pink color line shows “Actual tested curve”
Phasors shows symmetrical componentsvalue (i.e. I1, I0 & I2)
![Page 105: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/105.jpg)
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Testing of Voltage Controlled Over Current Function (51VC)
![Page 106: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/106.jpg)
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Voltage Controlled over current function (51VC):
Normally Protection applied for Directly connected Generators where system voltage collapse drastically falls below set value (VSet) during faults.
Voltage Dependent Over Current Protection (51V)
G GCB
D Y
3
51VC Y Y
CB1 3
51
D YCB2 3
51
CB2 3Motpro
MVT
F1
F26.37 MVA11KVPF = 0.8, Xd”=36.4%, Xd’=26%Xd = 231%
1.5MVA, 11KV/0.415KV, %Z = 4.9%
1.5MVA, 11KV/0.415KV, %Z = 4.9%
![Page 107: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/107.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
V/Vs
I*/ [I>]
0.2 0.8
0.2
1.0
51V-Voltage Controlled
Vmeasured < VsetIpickup = (k*Iset)T = (0.14*T) / ((Ipickup)0.02-1)
Vmeasured > VsetIpickup = (Iset)T = (0.14*T) / ((Ipickup)0.02-1)
Voltage Dependent Over Current Protection (51V)
![Page 108: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/108.jpg)
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VA
VB
VC
IA
IB
IC
SEL
Test Circuit: Voltage Controlled O/C Function Testing
Source Configurations:3V & 3I
3V
3I
![Page 109: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/109.jpg)
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• Inverse Time Curve Test
Tests conducted:
![Page 110: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/110.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Use “IChar” Module for Characteristic Search Test
![Page 111: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/111.jpg)
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Curve selection
Enter Time Dial
Relay Settings:I> = 0.5*InCurve = C1Time Dial = 1V1 = 50VL-NV2 = 25VL-N
![Page 112: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/112.jpg)
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Characteristic created for testing
Relay Settings:I> = 0.5*InCurve = C1Time Dial = 1V1 = 50VL-NV2 = 25VL-N
![Page 113: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/113.jpg)
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Injected Voltage to relay
![Page 114: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/114.jpg)
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Display Phasors
Blue color shows expected characteristic and pink color shows actual tested characteristic
Right click on check box to enable voltage O/P
![Page 115: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/115.jpg)
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Testing of Voltage Restrained Over Current Function (51VR)
![Page 116: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/116.jpg)
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Voltage Restrained over current function (51VR):
Normally Protection is applicable when Generator is connected to system through GT.
Voltage Dependent Over Current Protection (51V)
G GCB3
51VC Y Y
VT
D Y
D YCB1 3
51
D YCB2 3
51
CB2 3
Motpro
M
F1
F2
![Page 117: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/117.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
VA
VB
VC
IA
IB
IC
SEL
Test Circuit: Voltage Restrained O/C Function Testing
Source Configurations:3V & 3I
3V
3I
![Page 118: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/118.jpg)
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V/Vs
I*/ [I>]
0.2 0.8
0.2
1.0
51V-Voltage restrained Vmeasured > Vset2Ipickup = (Iset)
Vmeasured < Vset1Ipickup = (k*Iset)
Vset1 < Vmeasured < Vset2
Slope region
Voltage Dependent Over Current Protection (51V)
![Page 119: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/119.jpg)
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• Inverse Time Curve Test
Tests conducted:
![Page 120: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/120.jpg)
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Apparatus Maintenance and Power Management for Energy Delivery
Use “IChar” Module for Characteristic Search Test
![Page 121: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/121.jpg)
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Curve selection
Enter Time Dial
Relay Settings:I> = 1*InCurve = C1Time Dial = 1V1 = 50VL-NV2 = 25VL-N
![Page 122: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/122.jpg)
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Characteristic created for testing
Relay Settings:I> = 1*InCurve = C1Time Dial = 1V1 = 50VL-NV2 = 25VL-N
![Page 123: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/123.jpg)
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Injected Voltage to relay
![Page 124: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/124.jpg)
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Display Phasors
Blue color shows expected characteristic and pink color shows actual tested characteristic
Right click on check box to enable voltage O/P
![Page 125: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/125.jpg)
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Testing of 0-95% Stator Earth Fault Function (64R1/59GN)
![Page 126: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/126.jpg)
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Stator Ground Fault Protection (59GN): Resistor Ground
Maximum Ground Fault Amps = (Line to Neutral Voltage)-------------------------------------
(NGR Resistance)
VLN = 21000/1.7325
100 Ohms, 10s
IFIF PTR = 21000/240V
CTR = 20/1A
![Page 127: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/127.jpg)
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Stator Ground Fault Protection (59GN): Impedance Ground (NGT)
VLN = 21000/1.7325KVPri = 21kVKVSec = 0.240kVKVA = 70KVA R = 0.913 Ohms Full Load current in Primary wdg = 3.33A Ground Fault Impedance = 3640.004 Ohms
IF
![Page 128: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/128.jpg)
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VA
VB
VC
VN
SEL
Test Circuit: 0-95% SEF Function Testing
Source Configurations:4V
3V
4th V@50Hz
![Page 129: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/129.jpg)
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• Pickup Test
• Time Test
Tests conducted:
![Page 130: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/130.jpg)
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Use “RAMP” Module for Pickup Test
![Page 131: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/131.jpg)
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4th Voltage used
Expected value = 5VActual value = 5.3V
Pickup Value = 5V
Action details for Voltage Ramp
![Page 132: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/132.jpg)
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Use “SSIMUL” Module for Time Test
![Page 133: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/133.jpg)
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Ground Fault condition
Display Phasor
![Page 134: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/134.jpg)
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Ground Fault condition
Display Waveforms (Analogue & Digital Channels)
4th Voltage
![Page 135: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/135.jpg)
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Actual trip time = 1s
Relay Output (Open to Close contact)
![Page 136: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/136.jpg)
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Testing of 100% Stator Earth Fault Function (64R2/27TN)
![Page 137: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/137.jpg)
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Stator Ground Fault Protection (27TN)
3rd HarmonicCurrent circulate
![Page 138: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/138.jpg)
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Stator Ground Fault Protection (27TN): 3RD
Harmonic Under Voltage Method3rd Harmonic Under voltage relay
3rd Harmonic Voltage at Neutral End reduced
3rd Harmonic Voltage at Neutral End reduced
IF
3rd harmonic voltage dropBecause capacitanceIs shorted
IF
![Page 139: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/139.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
VA
VB
VC
VN
SEL
Test Circuit: 100% SEF Function Test
Source Configurations:4V
3V
4th V@150Hz
![Page 140: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/140.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
• Pickup Test
• Time Test
Tests conducted:
![Page 141: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/141.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “RAMP” Module for Pickup Test
![Page 142: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/142.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
4th Voltage used @ 150Hz Freq.
Expected value = 1VActual value = 1.2V
Pickup Value = 1.2V
Action details for Voltage Ramp
![Page 143: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/143.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “SSIMUL” Module for Time Test
![Page 144: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/144.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Ground Fault condition close to Neutral
![Page 145: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/145.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Actual trip time = 0.55s
Relay Output (Open to Close contact)
![Page 146: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/146.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
SEL300G: 100%SEF Function Testing
LED Indicator operated
![Page 147: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/147.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Testing of Under Frequency Function (81UF)
![Page 148: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/148.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
VA
VB
VC
IA
IB
IC
SEL
Test Circuit: Under Freq. Function Test
Source Configurations:3V & 3I
3V
3I
![Page 149: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/149.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
• Pickup Test
• Time Test
Tests conducted:
![Page 150: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/150.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “RAMP” Module for Pickup Test
![Page 151: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/151.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Freq. of Voltage sources
Expected value = 48.5HzActual value = 48.498Hz
Pickup Value = 48.5Hz
Action details for Freq. Ramp
![Page 152: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/152.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “SSIMUL” Module for Time Test
![Page 153: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/153.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Under Frequency condition (48Hz Freq. for Voltage sources)
![Page 154: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/154.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Actual trip time = 0.33s
Relay Output (Open to Close contact)
![Page 155: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/155.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Testing of Over Frequency Function (81O/F)
![Page 156: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/156.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
VA
VB
VC
IA
IB
IC
SEL
Test Circuit: Over Freq. Function Test
Source Configurations:3V & 3I
3V
3I
![Page 157: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/157.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
• Pickup Test
• Time Test
Tests conducted:
![Page 158: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/158.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “RAMP” Module for Pickup Test
![Page 159: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/159.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Freq. of Voltage sources
Expected value = 51HzActual value = 51.0002Hz
Pickup Value = 51.0002Hz
Action details for Freq. Ramp
![Page 160: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/160.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Use “SSIMUL” Module for Time Test
![Page 161: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/161.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Over Frequency condition (51Hz Freq. of Voltage sources)
![Page 162: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/162.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Actual trip time = 93.9ms
Relay Output (Open to Close contact)
![Page 163: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/163.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
SEL300G: 100%SEF Function Testing
LED Indicator operated
![Page 164: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/164.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
Training to L&T Power at Doble Training Center
![Page 165: 43.SEL300G Relay Testing With F6150](https://reader033.fdocuments.net/reader033/viewer/2022061106/54486fd2b1af9f65618b48f6/html5/thumbnails/165.jpg)
Knowledge Is PowerSM
Apparatus Maintenance and Power Management for Energy Delivery
DOBLE ENGINEERING COMPANY2nd Floor Suvidhi Pride, Gorwa-Refinery RoadOpposite Shell Petrol PumpVADODARAINDIA. Cell:- +91 98980 55956EMAIL ID:- [email protected]:- www.doble.com