
10.7 Testing the protection functionality............................................................................................72
10.8 Forcing of binary input/output signals for testing.................................................................. 73
10.8.1 Forcing concept........................................................................................................................... 73
10.8.2 How to enable forcing................................................................................................................ 73
10.8.2.1 Enable forcing by using LHMI................................................................................................ 73
10.8.2.2 Enable forcing using TESTMODE function block............................................................... 73
10.8.3 How to change binary input/output signals using forcing................................................ 74
10.8.3.1 Forcing by using LHMI.............................................................................................................74
10.8.3.2 Forcing by using PCM600.......................................................................................................75
10.8.4 How to undo forcing changes and return the IED to normal operation...........................77
10.8.4.1 Undo forcing by using TESTMODE component................................................................. 77
10.8.4.2 Undo forcing by using LHMI...................................................................................................77
10.8.4.3 Undo forcing by using PCM600.............................................................................................77
Section 11 Testing functionality by secondary injection............................................... 79
11.1 Testing disturbance report............................................................................................................79
11.1.1 Introduction..................................................................................................................................79
11.1.2 Disturbance report settings......................................................................................................79
11.1.3 Disturbance recorder (DR).........................................................................................................79
11.1.4 Event recorder (ER) and Event list (EL)...................................................................................80
11.2 Identifying the function to test in the technical reference manual ......................................80
11.3 Impedance protection.................................................................................................................... 80
11.3.1 Power swing detection ZMRPSB ............................................................................................. 80
11.3.1.1 Verifying the signal and settings.......................................................................................... 81
11.3.1.2 Completing the test................................................................................................................ 86
11.3.2 Out-of-step protection OOSPPAM.......................................................................................... 86
11.3.2.1 Verifying the settings..............................................................................................................87
11.3.2.2 Test of point RE (RFwdR, XFwdX).............................................................................................. 91
11.3.2.3 Test of the boundary between zone 1 and zone 2, which is defined by the
parameter
ReachZ1
..................................................................................................................94
11.3.2.4 Test of the point SE (RRvsR, XRvsX)......................................................................................... 98
11.4 Current protection.........................................................................................................................102
11.4.1 Directional phase overcurrent protection, four steps OC4PTOC....................................102
11.4.1.1 Verifying the settings............................................................................................................ 102
11.4.1.2 Completing the test...............................................................................................................103
11.4.2 Four step residual overcurrent protection, (Zero sequence or negative sequence
directionality) EF4PTOC ..........................................................................................................103
11.4.2.1 Four step directional earth fault protection.....................................................................103
11.4.2.2 Four step non-directional earth fault protection............................................................ 104
11.4.2.3 Completing the test.............................................................................................................. 104
11.4.3 Four step negative sequence overcurrent protection NS4PTOC ................................... 104
11.4.3.1 Completing the test...............................................................................................................105
11.4.4 Sensitive directional residual overcurrent and power protection SDEPSDE ............... 105
11.4.4.1 Measuring the operate and time limit for set values......................................................105
11.4.4.2 Completing the test.............................................................................................................. 109
11.4.5 Thermal overload protection, one time constant, Celsius/Fahrenheit
LCPTTR/LFPTTR........................................................................................................................ 109
Table of contents
Phasor measurement unit RES670 3
Commissioning manual