Planning with SIVACON 8 PS - Siemens

Planning with BD2A/BD2C3.3 Technical dataType BD2A-.-630 BD2A-.-800 BD2A-.-1000Conducting pathsRated insulation voltage Ui VAC/VDC 690/800 690/800 690/800Overvoltage category/pollution degree III/3 III/3 III/3Rated operating voltage Ue VAC 690 690 690Frequency Hz 50...60 50...60 50...60Rated current Ie = therm. rated current at max. 40°C and 35°C average over A 630 800 100024 hoursImpedance of conducting paths at 50 Hz and 20°C ambient temperature (with cold busbars)• Resistance R20 mΩ/m 0.113 0.073 0.051• Reactance X20 mΩ/m 0.057 0.058 0.058• Impedance Z20 mΩ/m 0.127 0.094 0.077Impedance of conducting paths at 50 Hz and 20°C ambient temperature (with busbars at normaloperating temperature)• Resistance R1 mΩ/m 0.149 0.098 0.066• Reactance X1 mΩ/m 0.057 0.057 0.057• Impedance Z1 mΩ/m 0.159 0.114 0.088Impedance of conducting paths under fault conditions• AC current rating RF mΩ/m 0.264 0.225 0.157• Reactance XF mΩ/m 0.238 0.239 0.240• Impedance ZF mΩ/m 0.355 0.328 0.287Zero impedance acc. toPhase NR0 mΩ/m 0.538 0.494 0.340DIN EN 60909-0/DIN VDE 0102X0 mΩ/m 0.331 0.312 0.301Z0 mΩ/m 0.632 0.584 0.454Phase PE R0 mΩ/m 0.492 0.438 0.408X0 mΩ/m 0.303 0.280 0.273Z0 mΩ/m 0.578 0.520 0.491Short-circuit rating• Rated peak withstand current Ipk kA 64 84 90• Rated short-time withstand current Icwt = 1 s kA 26 32 34t = 0.1 s kA 32 40 43Number of conductors 5 5 5Conductor cross sectionL1, L2, L3 mm 2 277 486 699N mm 2 277 486 699PE mm 2 277 486 6991/2 PE mm 2 277 277 486Conductor material Al Al AlMax. fixing distances for trunking units under conventional mechanical load• Edgewise m 4 3.5 3• Edgewise with BD2-BD 1) m 2 1.75 1.5• Flat m 3.5 3 2.5Fire load 2) kWh/m 2 2 2Weight 3) kg/m 12.3 12.4 15.81)When using spacer brackets BD2-BD2)Values for trunking units with tap-off points3)Weights without joint block (weight of joint block BD2-400-SK: 3.5 kg, BD2-1250-EK 6.5 kg)Planning with SIVACON 8 PS64 Planning Manual, 10/2007, A5E01541101-01