Line Differential Protection and Control RED615 Product Guide
60Pages

Table 30. Non-directional EF protection (EFxPTOC) main settings Parameter Function Value (Range) Step Start value EFLPTOC 0.010...5.000 x I > n 0.005 EFHPTOC 0.10...40.00 x I > n 0.01 EFIPTOC 1.00...40.00 x I > n 0.01 Time multiplier EFLPTOC 0.05...15.00 0.05 EFHPTOC 0.05...15.00 0.05 Operate delay time EFLPTOC 40...200000 ms 10 EFHPTOC 40...200000 ms 10 EFIPTOC 20...200000 ms 10 Operating curvetype EFLPTOC Definite or inverse timeCurve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19 > 1) EFHPTOC Definite or inverse time Curve type: 1, 3, 5, 9, 10, 12, 15, 17 EFIPTOC...

Table 31. Directional EF protection (DEFxPDEF) Characteristic Value Operation accuracy Depending on the frequency of the currentmeasured: f > n 2Hz DEFLPDEF Current: ѱ1.5% of the set value or 0.002 x I > n Voltage ѱ1.5% of the set value or 0.002 x U > n Phase angle: ѱ2 DEFHPDEF Current: б1.5% of the set value or 0.002 x I > n (at currents in the range of 0.1х10 x I > n )5.0% of the set value(at currents in the range of 10х40 x I > n )Voltage:1.5% of the set value or ѱ0.002 x U > n Phase angle: 2Ѱ Start time > 1)2) Minimum Typical Maximum DEFHPDEF and DEFLPTDEF:I 61 ms 64 ms 66 ms > Fault =...

Table 32. Directional EF protection (DEFxPDEF) main settings Parameter Function Value (Range) Step Start Value DEFLPDEF 0.01...5.00 x I > n 0.005 DEFHPDEF 0.10...40.00 x I > n 0.01 Directional mode DEFLPDEF andDEFHPDEF 1=Non-directional 2=Forward 3=Reverse Time multiplier DEFLPDEF 0.05...15.00 0.05 DEFHPDEF 0.05...15.00 0.05 Operate delay time DEFLPDEF 60...200000 ms 10 DEFHPDEF 60...200000 ms 10 Operating curvetype DEFLPDEF Definite or inverse timeCurve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19 > 1) DEFHPDEF Definite or inverse time Curve type: 1, 3, 5, 15, 17...

Table 34. Transient/intermittent earth-fault protection (INTRPTEF) main settings Parameter Function Value (Range) Step Directional mode INTRPTEF 1=Non-directional2=Forward 3=Reverse Operate delay time INTRPTEF 40...1200000 ms 10 Voltage start value (voltage start value for transient EF) INTRPTEF 0.01...0.50 x U > n 0.01 Operation mode INTRPTEF 1=Intermittent EF 2=Transient EF Peak counter limit (Min requirement for peak counter before start in IEF mode) INTRPTEF 2...20 Table 35. Negative phase-sequence overcurrent protection (NSPTOC) Characteristic Value Operation accuracy Depending on the...

Table 36. Negative phase-sequence overcurrent protection (NSPTOC) main settings Parameter Function Value (Range) Step Start value NSPTOC 0.01...5.00 x I > n 0.01 Time multiplier NSPTOC 0.05...15.00 0.05 Operate delay time NSPTOC 40...200000 ms 10 Operating curvetype NSPTOC Definite or inverse timeCurve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19 > 1) 1)For further reference please refer to the Operating characteristics table at the end of the Technical data chapter Table 37. Phase discontinuity protection (PDNSPTOC) Characteristic Value Operation accuracy Depending...

Table 39. Circuit breaker failure protection (CCBRBRF) Characteristic Value Operation accuracy Depending on the frequency of the currentmeasured: f > n 2Hz ѱ1.5% of the set value or 0.002 x I > n Operate time accuracy ѱ1.0% of the set value or 20 ms Table 40. Circuit breaker failure protection (CCBRBRF) main settings Parameter Function Value (Range) Step Current value (Operating phase current) CCBRBRF 0.05...1.00 x I > n 0.05 Current value Res (Operating residual current) CCBRBRF 0.05...1.00 x I > n 0.05 CB failure mode (Operating mode of function) CCBRBRF 1=Current 2=Breaker status 3=Both...

Table 43. Three-phase inrush current detection (INRPHAR) Characteristic Value Operation accuracy At the frequency f=f > n Current measurement:1.5% of the set value or ѱ0.002 x I > n Ratio I2f/I1f measurement: 5.0% of the set value Reset time +35 ms / -0 ms Reset ratio Typical 0.96 Operate time accuracy +35 ms / -0 ms Table 44. Three-phase inrush detection (INRPHAR) main settings Parameter Function Value (Range) Step Start value (Ratio of the 2nd to the 1st harmonic leading to restraint) INRPHAR 5...100 % 1 Operate delay time INRPHAR 20...60000 ms 1 >

Table 45. Operation characteristics Parameter Values (Range) Operating curve type 1=ANSI Ext. inv.2=ANSI Very. inv. 3=ANSI Norm. inv. 4=ANSI Mod inv. 5=ANSI Def. Time 6=L.T.E. inv. 7=L.T.V. inv. 8=L.T. inv. 9=IEC Norm. inv. 10=IEC Very inv. 11=IEC inv. 12=IEC Ext. inv. 13=IEC S.T. inv. 14=IEC L.T. inv 15=IEC Def. Time 17=Programmable 18=RI type 19=RD type Operating curve type (voltage protection) 5=ANSI Def. Time 15=IEC Def. Time 17=Inv. Curve A 18=Inv. Curve B 19=Inv. Curve C 20=Programmable 21=Inv. Curve A 22=Inv. Curve B 23=Programmable Table 46. Current circuit supervision (CCRDIF)...

Table 47. Current circuit supervision (CCRDIF) main settings Parameter Values (Range) Unit Description Start value 0.05...0.20 x I > n Minimum operatecurrent differential level Maximum operate current 1.00...5.00 x I > n Block of the function at high phase current Table 48. Autoreclosure (DARREC) Characteristic Value Operate time accuracy 1.0% of the set value or ѱ20 ms Table 49. Three-phase current measurement (CMMXU) Characteristic Value Operation accuracy Depending on the frequency of the current measured: f > n 2Hz ѱ0.5% or 0.002 x I > n (at currents in the range of 0.01...4.00 x I > n...

Table 51. Residual current measurement (RESCMMXU) Characteristic Value Operation accuracy Depending on the frequency of the currentmeasured: f/f > n = 2Hz ѱ0.5% or 0.002 x I > n at currents in the range of 0.01...4.00 x I > n Suppression of harmonics DFT: -50dB at f = n x f > n , where n = 2, 3, 4, 5,хRMS: No suppression Table 52. Residual voltage measurement (RESVMMXU) Characteristic Value Operation accuracy Depending on the frequency of the current measured: f/f > n = 2Hz ѱ0.5% or 0.002 x U > n Suppression of harmonics DFT: -50dB at f = n x f > n , where n = 2, 3, 4, 5,хRMS: No...