Planning with SIVACON 8 PS - Siemens

Planning with LXA/LXC5.3 Technical dataSystem-specific dataLXA 0751 0851 0951 1051Rated current Ie A 2500 3200 4000 4500Conductor impedanceAt 50 Hz and + 20°C busbar Resistance R20 mΩ/m 0.023 0.018 0.014 0.011temperatureReactance X20 mΩ/m 0.011 0.009 0.005 0.012Impedance Z20 mΩ/m 0.025 0.020 0.015 0.016At 50 Hz and final heating of Resistance R1 mΩ/m 0.028 0.022 0.017 0.014busbarsReactance X1 mΩ/m 0.011 0.008 0.005 0.006Impedance Z1 mΩ/m 0.030 0.024 0.018 0.015for 5-pole systems (PE) under Resistance RF mΩ/m 0.069 0.055 0.040 0.040fault conditions acc. toEN 60439-2Reactance XF mΩ/m 0.044 0.040 0.025 0.028Impedance ZF mΩ/m 0.082 0.068 0.048 0.049for 5-pole systems (N) under Resistance RF mΩ/m 0.055 0.047 0.032 0.028fault conditions acc. toEN 60439-2Reactance XF mΩ/m 0.047 0.043 0.023 0.023Impedance ZF mΩ/m 0.072 0.064 0.039 0.036Zero impedancefor 5-pole systems (PE) acc.R0 mΩ/m 0.154 0.121 0.092 0.095to DIN EN 60909-0/VDE 0102X0 mΩ/m 0.101 0.097 0.063 0.069Z0 mΩ/m 0.184 0.155 0.111 0.117for 5-pole systems (N) acc. toR0 mΩ/m 0.106 0.095 0.062 0.052DIN EN 60909-0/VDE 0102X0 mΩ/m 0.065 0.060 0.030 0.030Z0 mΩ/m 0.125 0.112 0.069 0.060Short-circuit ratingRated short-time withstand rms value t = 1 s Icw kA 86 100 140 150current for external conductorof the neutral conductor rms value t = 1 s Icw kA 51.6 60 70 70of the 5th conductor rms value t = 1 s Icw kA 51.6 60 60 70Rated peak withstand current Peak value Ipk kA 194 220 255 255Conductor materialAluminiumNo. of busbars 4 8 8 8Conductor cross section L1, L2, L3 A mm 2 1189 1892 2384 3172N A mm 2 1586 1892 2384 3172Equivalent copper cross PE = enclosure A mm 2 1348 2270 2694 2696sectionWeights kg/m 31.3 42.0 51.3 63Planning with SIVACON 8 PSPlanning Manual, 10/2007, A5E01541101-01 175