Planning with SIVACON 8 PS - Siemens

Planning with LDA/LDC4.3 Technical data4.3.2 LDA.4.. (4-pole, aluminium)System-specific dataLDA142. LDA242. LDA342. LDA441. LDA442. LDA541. LDA542.PEN=L PEN=L PEN=L PEN=½L PEN=L PEN=½L PEN=LRated current Ie 1)Horizontal/edgewise 2) IP34 Ie A 1100 1250 1600 2000 2000 2500 2500IP54 Ie A 900 1000 1200 1500 1500 1800 1800VerticalIP34 Ie A 950 1100 1250 1700 1700 2100 2100IP54 Ie A 900 1000 1200 1500 1500 1800 1800Horizontal/flat IP31/IP54 Ie A 700 750 1000 1200 1200 1700 1700Impedanceof the conducting paths at Resistance R20 mΩ/m 0.061 0.047 0.047 0.029 0.031 0.023 0.02450 Hz and + 20°C busbartemperatureReactance X20 mΩ/m 0.052 0.043 0.043 0.03 0.031 0.023 0.030Impedance Z20 mΩ/m 0.079 0.064 0.064 0.041 0.043 0.033 0.038of the conducting paths at Resistance R1 mΩ/m 0.072 0.054 0.057 0.035 0.036 0.027 0.02850 Hz and final heating ofbusbarsReactance X1 mΩ/m 0.051 0.043 0.043 0.028 0.031 0.023 0.029Impedance Z1 mΩ/m 0.088 0.069 0.072 0.044 0.047 0.036 0.041of the conducting paths for Resistance RF mΩ/m 0.144 0.106 0.106 0.085 0.083 0.075 0.0554-pole systems under faultconditions acc. to EN 60439-2Reactance XF mΩ/m 0.167 0.178 0.178 0.113 0.117 0.109 0.115Impedance ZF mΩ/m 0.218 0.207 0.207 0.147 0.144 0.132 0.128Zero impedancefor 4-pole systems acc. toR0 mΩ/m 0.282 0.217 0.217 0.168 0.171 0.180 0.120DIN EN 60909-0/VDE 0102X0 mΩ/m 0.233 0.200 0.200 0.178 0.175 0.154 0.154Z0 mΩ/m 0.367 0.295 0.295 0.249 0.244 0.237 0.195Short-circuit ratingRated short-time withstand rms value t = 0.1 s Icw kA 55 70 80 110 110 125 125currentrms value t = 1 s Icw kA 40 55 58 80 80 110 110Rated peak withstand current Peak value Ipk kA 121 154 176 242 242 275 275Conductor materialAluminiumNo. of busbars 4 4 4 7 8 7 8Conductor cross section L1, L2, L3 A mm 2 530 706 706 1060 1060 1412 1412PEN A mm 2 530 706 706 530 1060 706 1412Fire loadTrunking unit without tap-offKWh/m 3.91 4.16 4.16 6.14 6.14 6.73 6.73pointper tap-off point KWh 7.80 7.80 7.80 10.80 10.80 10.80 10.80Max. fixing distancesfor conventional mechanicalloadm 6 6 6 5 5 5 51)Dependent upon degree of protection and laying method2)Incl. height rises ≤ 1.3 mPlanning with SIVACON 8 PS128 Planning Manual, 10/2007, A5E01541101-01