
9.8.4.2 Undo forcing by using LHMI...................................................................................................74
9.8.4.3 Undo forcing by using PCM600.............................................................................................74
Section 10 Testing functionality by secondary injection............................................... 75
10.1 Testing disturbance report............................................................................................................75
10.1.1 Introduction..................................................................................................................................75
10.1.2 Disturbance report settings......................................................................................................75
10.1.3 Disturbance recorder (DR).........................................................................................................75
10.1.4 Event recorder (ER) and Event list (EL)................................................................................... 76
10.2 Identifying the function to test in the technical reference manual ...................................... 76
10.3 Differential protection....................................................................................................................76
10.3.1 High impedance differential protection HZPDIF ................................................................. 76
10.3.1.1 Verifying the settings.............................................................................................................. 77
10.3.1.2 Completing the test................................................................................................................. 77
10.3.2 Restricted earth-fault protection, low impedance REFPDIF ..............................................77
10.3.2.1 Verifying the settings.............................................................................................................. 77
10.3.2.2 Completing the test.................................................................................................................78
10.3.3 Line differential protection L3CPDIF and L6CPDIF.............................................................. 78
10.3.3.1 Verifying the settings..............................................................................................................79
10.3.3.2 Completing the test.................................................................................................................79
10.3.4 Additional security logic for differential protection LDRGFC ...........................................80
10.3.4.1 Verifying the settings..............................................................................................................80
10.3.4.2 Completing the test.................................................................................................................81
10.4 Impedance protection.....................................................................................................................81
10.4.1 Distance protection zones, quadrilateral characteristic ZMQPDIS...................................81
10.4.1.1 Measuring the operating limit of set values.......................................................................84
10.4.1.2 Measuring the operating time of distance protection zones.........................................85
10.4.1.3 Completing the test................................................................................................................ 85
10.4.2 Phase selection with load encroachment, quadrilateral characteristic FDPSPDIS .......85
10.4.2.1 Measuring the operating limit of set values.......................................................................87
10.4.2.2 Completing the test................................................................................................................ 88
10.4.3 Full scheme distance protection, mho characteristic ZMHPDIS....................................... 88
10.4.3.1 Phase-to-phase faults............................................................................................................. 89
10.4.3.2 Phase-to-earth faults.............................................................................................................. 89
10.4.4 Faulty phase identification with load encroachment FMPSPDIS ..................................... 90
10.4.5 Distance protection zones, quadrilateral characteristic, separate settings
ZMRPDIS........................................................................................................................................90
10.4.5.1 Measuring the operating limit of set values.......................................................................93
10.4.5.2 Measuring the operating time of distance protection zones.........................................94
10.4.6 Phase selection, quadrilateral characteristic with settable angle FRPSPDIS................. 94
10.4.6.1 Measuring the operating limit of set values.......................................................................96
10.4.6.2 Completing the test.................................................................................................................97
10.4.7 High speed distance protection zones, quadrilateral and mho characteristic
ZMFPDIS........................................................................................................................................ 97
10.4.7.1 Measuring the operating limit of set values.....................................................................100
10.4.7.2 Measuring the operating time of distance protection zones.......................................100
10.4.7.3 Completing the test............................................................................................................... 101
Table of contents
3
Commissioning manual