Technical data
7.2 Trunking units LXA..30 (aluminium)
SIVACON 8PS - Configuring with LX system
126 Configuration Manual, 10/2011, A5E02194899-02
7.2 Trunking units LXA..30 (aluminium)
System-specific data LXA 0130 0230 0430 0530 0630
Rated current I
e
A 0800 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 0.035
Resistance R
1
mΩ/m 0.146 0.106 0.07 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 0.029
Resistance R
F
mΩ/m 0.223 0.214 0.180 0.116 0.110
Reactance X
F
mΩ/m 0.140 0.139 0.114 0.095 0.071
for 5-pole systems (PE)
under fault conditions
acc. to EN 60439-2
Impedance Z
F
mΩ/m 0.263 0.255 0.213 0.150 0.131
Zero impedance
R
0
mΩ/m 0.434 0.473 0.428 0.275 0.277
X
0
mΩ/m 0.363 0.354 0.293 0.250 0.195
for 5-pole systems (PE)
acc. to DIN EN 60909-0 /
VDE 0102
Z
0
mΩ/m 0.566 0.591 0.519 0.372 0.338
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 3 3 3 3 3
Conductor cross section L1, L2, L3 A mm
2
292 386 586 946 1192
Equivalent copper cross
section
PE = enclosure A mm
2
948 948 1018 1135 1348
Weights kg/m 9.6 10.6 13.3 17.8 21.8