Completing the test.............................................................. 113
Impedance protection..................................................................... 113
Distance protection zones, quadrilateral characteristic
ZMQPDIS.................................................................................. 113
Measuring the operating limit of set values
.......................... 117
Measuring the operating time of distance protection zones. 117
Completing the test.............................................................. 118
Phase selection, quad, fixed angle, load encroachment
FDPSPDIS ................................................................................118
Measuring the operating limit of set values.......................... 121
Completing the test.............................................................. 121
Full scheme distance protection, mho characteristic ZMHPDIS121
Phase-to-phase faults.......................................................... 122
Phase-to-earth faults............................................................ 122
Faulty phase identification with load encroachment
FMPSPDIS ............................................................................... 123
Distance protection zones, quadrilateral characteristic,
separate settings ZMRPDIS...................................................... 123
Measuring the operating limit of set values.......................... 127
Measuring the operating time of distance protection zones. 128
Phase selection, quadrilateral characteristic with settable
angle FRPSPDIS.......................................................................128
Measuring the operating limit of set values.......................... 130
Completing the test.............................................................. 131
High speed distance protection zones, quadrilateral and
mho characteristic ZMFPDIS.....................................................131
Measuring the operating limit of set values.......................... 135
Measuring the operating time of distance protection zones. 135
Completing the test.............................................................. 136
High Speed distance for series compensated line zones,
quadrilateral and mho characteristic ZMFCPDIS ..................... 136
Measuring the operating limit of set values.......................... 139
Measuring the operating time of distance protection zones. 140
Completing the test.............................................................. 140
Power swing detection ZMRPSB ..............................................140
Verifying the settings............................................................ 142
Testing the power swing detection function ZMRPSB ........ 143
Testing the
tR1
timer............................................................ 143
Testing the block input, interaction between FDPSPDIS
or FRPSPDIS and ZMRPSB ............................................... 144
Completing the test.............................................................. 144
Power swing logic PSLPSCH.................................................... 144
Testing the carrier send and trip signals.............................. 145
Testing the influence of the residual overcurrent protection.145
Table of contents
4 Line differential protection RED670 2.2 IEC
Commissioning manual