Planning with SIVACON 8 PS - Siemens

Planning with LDA/LDC4.3 Technical data4.3.4 LDC.4.. (4-pole, copper)System-specific dataLDC242. LDC342. LDC641. LDC642.PEN=L PEN=L PEN=½L PEN=LRated current Ie 1)Horizontal/edgewise 2)IP34 Ie A 2000 2600 3400 3400IP54 Ie A 1600 2000 2600 2600VerticalIP34 Ie A 1650 2100 2700 2700IP54 Ie A 1600 2000 2600 2600Horizontal/flat IP31/IP54 Ie A 1200 1550 2000 2000Impedanceof the conducting paths at 50 Hz Resistance R20 mΩ/m 0.030 0.026 0.015 0.015and + 20°C busbar temperatureReactance X20 mΩ/m 0.042 0.035 0.026 0.026Impedance Z20 mΩ/m 0.052 0.043 0.030 0.030of the conducting paths at 50 Hz Resistance R1 mΩ/m 0.037 0.028 0.017 0.018and final heating of busbarsReactance X1 mΩ/m 0.042 0.036 0.026 0.027Impedance Z1 mΩ/m 0.056 0.046 0.031 0.032of the conducting paths for 4-pole Resistance RF mΩ/m 0.075 0.056 0.048 0.037systems under fault conditionsacc. to EN 60439-2Reactance XF mΩ/m 0.170 0.163 0.107 0.107Impedance ZF mΩ/m 0.186 0.173 0.117 0.113Zero impedanceacc. to DIN EN 60909-0/R0 mΩ/m 0.144 0.114 0.116 0.079VDE 0102X0 mΩ/m 0.199 0.225 0.124 0.130Z0 mΩ/m 0.246 0.252 0.169 0.152Short-circuit ratingRated short-time withstand rms value t = 0.1 s Icw kA 80 80 130 130currentrms value t = 1 s Icw kA 58 58 116 116Rated peak withstand current Peak value Ipk kA 176 176 286 286Conductor materialCopperNo. of busbars 4 4 7 8Conductor cross section L1, L2, L3 A mm 2 706 1022 1412 1412PEN A mm 2 706 1022 706 1412Fire loadTrunking unit without tap-off point KWh/m 4.16 4.88 6.73 6.73per tap-off point KWh 7.80 7.80 10.80 10.80Max. fixing distancesfor conventional mechanical load m 5 4 4 41)Dependent upon degree of protection and laying method2)Incl. height rises ≤ 1.3 mPlanning with SIVACON 8 PS132 Planning Manual, 10/2007, A5E01541101-01