ANSI10000226-2-en.vsd&&&Bool tointegerDLECNDBLOCK&Block03 0.1I <03 0.4 phmaxI I< ×&OR03 0.05I ³03 0.2 phmaxI I³ ×RXAAB&010 ms20 ms0ANSI10000226 V2 ENFigure 78: Phase-to-phase AB operating conditions (residual current criteria)Special attention is paid to correct phase selection at evolving faults. A DLECNDoutput signal is created as a combination of the load encroachment characteristic andcurrent criteria, refer to figure 78. This signal can be configured to PHSEL functionalinput signals of the distance protection zone and this way influence the operation of thephase-to-phase zone measuring elements and their phase related pickup and trippingsignals.7.4.7 Technical dataTable 65:LEPDIS technical dataFunction Range or value AccuracyLoad encroachment criteria:Load resistance, forward andreverseSafety load impedance angle(1.00–3000.00) Ω/phase(5-85) degrees± 5.0% static accuracy± 2.0 degrees static angularaccuracyConditions:Voltage range: (0.1-1.1) x VnCurrent range: (0.5-30) x InReset ratio 105% typically -1MRK 502 043-UUS B Section 7Impedance protection165Technical Manual
