7 Acceptance/Protection Function Test Guide
7-10
L-PRO 4000 User Manual
D02706R02.30
Compensated 21N2 Setting 7.38
(Zone 2 phase-to-ground compensated
Quadrilateral impedance):
Compensated 21N3 (Zone 3 Phase-to-ground compensated impedance):
Compensated 21N4 (Zone 4 phase-to-ground compensated impedance)
Figure 7.8: Suggested Test Connections for Acceptance Tests
Where each test specifies Metering/Protection, view the following screen un-
der
Metering>Protection in
Relay Control Panel.
Reactive:
(9)
Resistive:
(10)
The pure resistive component
(11)
Forward:
(13)
Reverse:
(14)
Forward:
0 (must be 0 for POTT Scheme)
(15)
Reverse:
(16)
7.38
80
1.569
3.5
–
11.58
76.5
=
6.0
0
1.569
3.5
–
9.41
3.5
–
=
9.41
3.5
–
cos
9.39
0
=
17.70
80
1.569
3.5
–
27.76
76.5
=
0.50
100
–
1.569
3.5
–
0.78
103.5
–
=
4.72
100
–
1.569
3.5
–
7.40
103.5
–
=
L-PRO 4000 SIMPLIFIED REAR VIEW
OUT 1
OUT 2
OUT 3
OUT 4
OUT 5
OUT 6
OUT 7
OUT 8
OUT 9
OUT
10
OUT
11
OUT
12
OUT
13
OUT
14
21
50BF-
Main1
21P2
60
68
50BF-
Main2
21P3
50BF-
Aux1
21P4
50BF-
Aux 2
21N2
50LS
21N3
50N
21N4
51N
46-50
81-1
81-2
DLPU
46-51
81-3
81-4
68
OUTER
PL2
300
301
302
303
304
305
306
307
308
309
310
311
Power
Supply
334
335
Main Line Currents
Auxilliary Line Currents
Main Voltages
Regulated Voltage and Current Source
IA
IB
IC
IN
These Currents only
required for Ring Bus
Application
VA VB VC VN
330
331
332
333
324
325
326
327
Auxilliary Voltages
For Prot./Sync./Rec.
68 IN
27/59
Aux
S Trip
25C
50
Send
51
PL1
27/59
Main
Summary of Contents for L-PRO 4000
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Page 252: ...Appendix B IED Settings and Ranges Appendix B 34 L PRO 4000 User Manual D02706R02 30...
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