Name Values (Range) Unit Step Default DescriptionkIN 0.00 - 2.00 - 0.01 1.00 IDMT time multiplier for non-directionalresidual overcurrentOpUN> OffOn- - Off Operation of non-directional residualovervoltageUN> 1.00 - 300.00 %UB 0.01 20.00 Set level for non-dir residual voltage, % ofUBasetUN 0.000 - 60.000 s 0.001 0.100 Time delay for non-directional residualovervoltageINRel> 0.25 - 200.00 %IB 0.01 1.00 Residual release current for all directionalmodes, in % of IBaseUNRel> 1.00 - 300.00 %UB 0.01 3.00 Residual release volt for all dir modes, %of UBaseTable 52:SDEPSDE Non group settings (basic)Name Values (Range) Unit Step Default DescriptionGlobalBaseSel 1 - 6 - 1 1 Selection of one of the Global Base Valuegroups6.5.6 Monitored dataTable 53:SDEPSDE Monitored dataName Type Values (Range) Unit DescriptionINCOSPHI REAL - A Mag of residual currentalong polarizing qty3I0cos(Fi-RCA)IN REAL - A Measured magnitude ofthe residual current 3I0UN REAL - kV Measured magnitude ofthe residual voltage 3U0SN REAL - MVA Measured magnitude ofresidual power3I03U0cos(Fi-RCA)ANG FI-RCA REAL - deg Angle between 3U0 and3I0 minus RCA (Fi-RCA)6.5.7 Operation principle6.5.7.1 Function inputsThe function is using phasors of the residual current and voltage. Group signals I3Pand U3P containing phasors of residual current and voltage is taken from pre-processor blocks.The sensitive directional earth fault protection has the following sub-functionsincluded:1MRK 511 287-UEN A Section 6Current protection113Technical manual
