Technical data
7.3 Trunking units LXA..41 (aluminium)
SIVACON 8PS - Configuring with LX system
128 Configuration Manual, 10/2011, A5E02194899-02
7.3 Trunking units LXA..41 (aluminium)
System-specific data LXA 0141 0241 0441 0541 0641
Rated current I
e
A 800 1000 1250 1600 2000
Conductor impedance
Resistance R
20
mΩ/m 0.117 0.084 0.056 0.036 0.027
Reactance X
20
mΩ/m 0.028 0.031 0.024 0.017 0.009
At 50 Hz and + 20 °C
busbar temperature
Impedance Z
20
mΩ/m 0.120 0.090 0.061 0.040 0.029
Resistance R
1
mΩ/m 0.146 0.106 0.070 0.043 0.034
Reactance X
1
mΩ/m 0.028 0.031 0.024 0.017 0.009
At 50 Hz and final
heating of busbars
Impedance Z
1
mΩ/m 0.149 0.110 0.074 0.046 0.035
Resistance R
F
mΩ/m 0.172 0.135 0.095 0.061 0.047
Reactance X
F
mΩ/m 0.074 0.083 0.064 0.050 0.032
for 4-pole systems
under fault conditions
acc. to EN 60439-2
Impedance Z
F
mΩ/m 0.188 0.158 0.114 0.079 0.057
Zero impedance
R
0
mΩ/m 0.283 0.237 0.172 0.110 0.088
X
0
mΩ/m 0.132 0.133 0.101 0.080 0.047
for 4-pole systems acc.
to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.313 0.272 0.199 0.136 0.100
Short-circuit rating
Rated short-time
withstand current
rms value t = 1 s I
cw
kA 25 35 50 60 75
Rated peak withstand
current
Peak value I
pk
kA 53 70 110 132 158
Conductor material Aluminium
No. of busbars 4 4 4 4 4
Conductor cross
section
L1, L2, L3 A mm
2
292 386 586 946 1192
Equivalent copper
cross section
PEN A mm
2
1109 1161 1341 1657 2006
Weights kg/m 10.6 12.0 15.2 20.8 25.6